fox fork rebound noise The FIT damper is position sensitive and may ride differently than this test fork. I made some masking tape 'dams' and filled them up with Prepsol, to clean it all out in readiness for the Loctite. The award-winning 36 with FIT GRIP2 4-way adjustable damper. First, unscrew the black rebound knob cap. Dude, this sounds exactly like what's happening. Pour 5cc of FOX FLOAT Fluid on top of the air piston. 95. For RockShox forks, refer to the RockShox suspension fork list to determine what diameter stanchions specific fork models use. While they may be slightly out of the limelight, latest batch of 32 and 34mm legged forks will suit a broader audience of trail/XC riders and they’ve also undergone numerous updates for 2015. On the trail, the FOX 36 Factory feels, well, like a FOX 36. You basically want your rebound as fast as you can get it without feeling like a pogo stick and bouncing around on the trail. The new Fox 36 hit the target. Compression damping helps your spring resist compression. You can keep the fork locked out and have it respond to harder hits. You get a forged 7075-T6 hollow aluminum crown, factory-tuned compression damping, plus a 12-click rebound adjuster so you can really dial them in; plus a high-flow open-bath damper and Fox-patent scraper lip seals to keep things running smooth. About Us. Since your fork is air-sprung, it would make me think of very low pressure on the air-spring compartment. The result is a totally seamless transition between open and firm. The 20mm axle is included but missing the quick release tab. Use this pressure as a starting point. The Rhythm fork is new for 2017 and is designed for riders who want the performance Fox is known for without the price tag that typically goes along with it. Postage to: Ireland. A guide to suspension maintenance intervals based on how often you ride. It gets air bleeders on the lower legs, new internal channels to reduce pressure build-up in the lowers and an updated version of the EVOL air spring and FIT GRIP2 damper. To set a base fork rebound, start with the rebound fully closed (+). The Rebound Knob Cover protects the rebound knob from those rocks and sticks. To get in the ballpark, stand astride the bike, put your hands flat on the bars and quickly push down and then lift up. Fox CSU 34 Performance Ano Black 2018-2020 Matte (CSU only) Fox Racing Shox Token Volume Spacer for 36 Float Suspension Fork Models as of 2018 Fox Racing Shox Heritage Decal Set Suspension Forks / Rear Shocks - 2019 Model Fox Racing Shox Two Position Remote Lever - Rebound - Low speed compression - 3-position compression (Open/Platform/Lock) damper adjustment - Solo Air lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black coating on the upper tubes provides improved durability and decreased friction - Rapid The fork uses 30mm stanchions and is one of the only proper off-road forks that will still accept a quick release. The shock uses the sensor to see the future and plan for it. 0 Fuel EX 7, 8, 9, 9. 9. Following FOX’s setup guide, we ran 63psi in the fork, and set the rebound 9 clicks from fully closed. Manufacturer item code: 210-24-238 Sometimes this noise can be heard on brand new bikes with brand new single crown forks. I didnt have the sound when new. The better half has a new Canyon Nerve, which comes with Fox 32 Float Performance FIT forks. A comparable replacement fork was more than the bike is worth. This is the first thing you want to tweak. A true trail machine we couldn't wait to have on our bikes and get to you. Pricing: Starting at $150 - Buy Now Pulling my old fork off, I noticed he weight of the 2016 Float 32 Factory 29” fork was the same as the 2014 Float CTD Factory 29” fork with 2015 internals that it replaced – 1. Retro Fox F series 32 RL fork. Rebound is what allows your shock and fork to extend back to a place where they can absorb the next bump. Before they take off, one of the vandals grabs a pumpkin and throws it at the window. With patent-pending Variable Valve Control (VVC) high- and low-speed rebound adjuster, improved compression damping and less friction overall, the 36 offers a level of performance and adjustability that matches the DPX2 shocks. fast shipping. Don’t be expecting a bargain though, Gwin’s is the only one currently on sale and has already rocketed to nearly two and a half grand. FOX make a lot of noise about the slickness of the Kashima Coat anodising on their fork legs, but we don’t think it’s inherently much smoother than RockShox’s Fast Black coating. Note: there are at least two different sized rims that are called 20" - the rims I made this fork to suit are off a racing BMX. So bought a second hand fork with the FIT4 damper and the rebound adjustment is seized After a bit of reading and look on the fox service website, one of the service steps is to remove the shaft and clean the detent ball and regrease. To convert a 26" fork into a 20" fork involves shortening both the stanchions and the outers. The older ones didn't make this noise. m. 00 Fox 40 Factory Stanchion Tube $150. A true trail machine we couldn't wait to have on our bikes and get to you. Featuring an updated DebonAir air spring paired with our Charger 2. Factory Series includes stanchions with Kashima Coat; Air spring; Adjustable rebound, compression and lockout threshold Rebound damping controls the speed at which the fork returns to full extension following compression. In the outer chambers I had 320cc of oil in my forks and my forks made a knocking sound. Recovery from the coronavirus pandemic news and information including getting back to work, financially rebounding and more. Categories. I. To adjust rebound damping, use the rebound adjuster knobs, located on the bottom of the drive side fork leg. 1616 10-6 M-F, 10-5 2021 Fox 40 Float Factory Kashima GRIP2 Downhill MTB Forks 27. Go over a rock (when the fork is at the end of rebound) and CLUNK! Wheelie over a rise and CLUNK when the front tire comes off the ground. The fix for this is to fit a 0. With the forks still in the bike, I turned the bike upside down, but angled so the forks were vertical. com. More pronounced the faster i set my rebound. It will reduce the top-out noise when the fork springs back and sometimes will give a little more supple feel depending on the fork and how much travel it has. The stanchions on my Fox Talas RL fork finally wore out on my 2010 26” Specialized Stumpjumper Expert. The rebound check valve then closes and chamber B gets smaller, raising its pressure on rebound to the highest level in the fork. Headshok Kit List info Standard 9mm QR dropouts. The fluid in the fork may hiss a little at the correct setting. FOX names its forks based on stanchion diameter (e. 99 (9) Award Winner. The forks work perfectly as they should. FOX redefines ride dynamics for ATVs, mountain bikes, motocross, off-road vehicles, snowmobiles, trucks, and UTVs. Then turn it all the way to the other side and observe. A true trail machine we couldn't wait to have on our bikes and get to you. Fork noises can be caused by so many things… but maybe my set-up could be helpful for you. Steerer is 200mm. All 2021 Fox Forks require Adapter. Accessing the nuts isn't hard if you have an extension for the socket, but the rebound damper is much trickier, as it is held on using a small screw with a The rebound dial on the Fox is a bit more complicated as it initially seems counterintuitive. by FOX RockShox 35mm Charger2 RC2 Crown Knob Kit for Lyrik RC2 and BoXXer RC2 — $31. Mountain Bike Forks | FOX Fox Factory Inc. With the fork still upside down, use one hand to hold the fork leg, while the other hand's finger to push the air piston down in the bore such that the threaded shaft will protrude past the hole. The positive air spring provides the pressure in the fork that holds you up. Fox Racing 36mm EVOL Air Shaft assembly 2021+ Rebound determines the speed at which the suspension element returns to an extended position after compressing. Fox Racing Fork Rebound Knob Stepcast 34mm. MSRP: $1600. 1). It's designed specifically for modern long-travel bikes and hard-charging down the steepest and roughest of trails. The solution is to adjust the rebound to a faster setting. For 2021 Fox has added Variable Valve Control or VVC to the GRIP2 damper for both compression and rebound circuits. 5/29 MTB Air Suspension Forks 120/140mm Rebound Disc 9mm QR/15mm Thru Axle. Once you have your number, click back the other direction half way. Female red fox sounds consist of short, shrill shrieks that are meant to attract males. We’re getting you eye calibrated in preparation for your best riding season ever. Product no. For most riders up to about 180 lbs the stock springs will give an acceptable sag height, but for a heavier rider or 2-up I would use two of the spacers to give a bit Rebound adjuster for 29" Fox FIT4 suspension forks. Compress the shock and watch how fast it comes back up. Wind off all your rebound and compression damping (if you have it) to the minimum settings. I have an X2 on the back which I've been largely happy with but that's it's own beast and without the fork feeling somewhat decent, I'm hesitant to work on Damping Adjustment Guidelines Rebound Adjustment (R, RL, RLC) FOX FORX feature a rebound adjuster. Ultra-low friction SKF wiper seals and Maxima Plush damping fluid all work overtime to reduce friction, silence noise, and provide lasting fork performance. 99 - $136. 95. OK, let’s step through this: Damping is the amount of force resisting the movement of your suspension. 1 damper for unmatched trail control for every sweeping corner or loamy drop in. 0 results for fox 34 forks 140mm. For 2012 Fox has made quite a few tweaks to their 40 RC2 fork that should help bump it up your list if you’re in the market for a new fork. Fox 32 F-series fork with remote lockout allows quick and flawless transitions between locking out your fork and running it wide open. 00 Fox Float Air Shaft M8 Bottom Nut As the world’s lightest production XC suspension fork, the new SID SL Ultimate drops a half-pound from the stock Fox 32 SC fork on that bike. Compared to the Performance and Factory versions, the Rhythm has a completely different 6000-series aluminum upper chassis with 34-millimeter stanchions but shares the same air spring as Description of Fox Rebound Adjuster for FIT4 Forks - 210-24-238 Rebound adjuster for Fox FIT4 suspension forks. - Forged dropouts with eyelets, welded unicrown construction - Designed for short-reach caliper brakes - 25 x 14mm tapered oval blades - Axle to Crown Length: 374mm - Brake Mount (Fork): Short Reach Caliper (39mm-49mm) - Crown Race: 26 - Front Axle: 10mm x 100mm - Material: Steel - Offset: 50mm - S. We’ve felt good and bad forks with both coatings – variables like bushing tolerances, maintenance and friction due to flex in the fork have a bigger impact FOX 38 fork with GRIP2 damper gives air pressure and rebound damping settings for riders as light as 54 kg (120 lbs). Fox's GRIP damper offers a very consistent feel without the large price tag of the higher end factory forks. Fox Racing FIT GRIP Topcap Kit 34 Remote 2020. Rebound controls the speed at which the fork extends after compressing. okay so I have a fox 160 mm fork I don't know the model sorry but if it helps its white and the setting is really weird. The common yow-wow-wow-wow sounds more like an owl than a canid, and the scream-howl sounds less like a fox than the Fox cubs also bark, in a way that's similar to adults. www. Fox Fork Spares. Rebound adjustments on Fox and RockShox forks Josh Patterson / Immediate Media How to tune Fox rebound damping Fox, on the other hand, takes an approach that requires the user to be a bit more in Re: Fox float 36 rebound knob problem - Advice please « Reply #1 on: May 30, 2012, 19:53 » Yer thats fubar, the pin should extend about 7-10mm and have a clear indent for the grub screw to sit in. 50 £ 12. Next, inject 10CC’s of FOX 20 Weight Gold Bath Oil into the air spring side. It has a 2008 Fox Float 32 RL fork. First, turn it all the way to one side. Tip: Here, you'll find our video contribution to the subject of suspension forks. 2005 F100's feature a new, slim damper cartridge that helps eliminate cavitation and allows a wider The VVC rebound damper in the new X2 shocks (and also found in some of Fox’s 2021 forks) handles the high-speed rebound circuit in a new and fairly novel way. Re-install your rebound knob by popping it back in and tightening it with a 2mm allen key. If it rebounds, there is still some preload on your fork, but if your weight is enough to make it go down, perhaps the preload is not enough. Turn the rebound knob all the way to the left (toward the jackalope on RockShox or toward the minus sign on Fox) to remove all the damping. The rebound knob should be used to adjust rebound damping levels, not to tune out an unwanted sound. Ultra-low friction SKF wiper seals and Maxima Plush damping fluid all work overtime to reduce friction, silence noise, and provide lasting fork performance. The suspension fork should rebound as quickly as possible without any audible knocking noise and without the front wheel lifting off the ground. It isn’t the lightest fork out there but certainly isn’t excessively heavy when you consider that it is a coil fork. That means the hits will be coming one after another faster than the fork or shock has enough time to extend again. : 210-24-367. A true trail machine we couldn't wait to have on our bikes and get to you. Features Remote capability enables rider to take full advantage of the lockout feature with zero hesitation, and the sealed design requires minimal maintenance Even Budget Fork for Fox Can Be Expensive At Retail Around $900. When you jump, you will hear a "squish" sound, a bit loud, and it's very disturbing. The following is a list of what was released for that year, some forks were carried into the next year. 7896 that's about 3/8" thick and is meant to keep the spring centered in the tube so it doesn't make noise banging around. 1 damper for unmatched trail control for every sweeping corner or loamy drop in. RLC means (adjustable) Rebound, Compression and Lockout. Ok, interesting. Includes star-fangled nut. Factory and Performance Elite FIT4 Compression Adjusters Ever wanted a custom tune for your fork and shock, but have been too intimidated to open up that damper? Variable Valve Control (VVC) gives you the ability to have this same desired effect via an external adjuster on our GRIP2 high speed compression and rebound circuits in the 2021 34, 36, and 38 FOX forks. External Adjustment Parts for FOX suspension forks. $1,069. Its about 7-8 clicks in so its not jammed against one of the end limits. RockShox forks are generally easy to set up and ride quickly with solid results. Fits at the bottom right leg. T he first day on trail the shock was pretty silent (similar to the old ctd), but yesterday I've noticed it was more noisy (squeaky) on first mm of travel (more evident when the shock is reacting to small bumps in descent and trail mode, less in When your rebound is set too slow your fork or shock will pack up. 2012 Fox 32 Float 29 Features. - Rebound - Low speed compression - 3-position compression (Open/Platform/Lock) damper adjustment - Solo Air lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black coating on the upper tubes provides improved durability and decreased friction - Rapid 2009 Fox 32 Float F100 RL Forks in White 100mm Travel Lockout QR Fox Forks 2012 Fox 32 Float F100 RL Forks In white They are in good condition Stanchions are perfect Travel is 100mm They have rebound adjust with lockout Have mount post for disc brakes The steerer is 1 1/8 and is 201 mm long They have standard quick release dropouts Nice top GSX-R600/GSX-R750 General forum. Fox (5) RockShox (1) Apply Filters. Thumbnail caption, "Rebound, Grommet!" www . A term used to describe the ride characteristics of a rear shock or fork that has too slow of a rebound setting. Fox fork making "sucking noise", rebound adjust messed up I have an 08 Stumpjumper FSR that i purchased used at the end of last year. The plus means more suppression; therefore, the shock will be slower to rebound. Then using a 2mm hex wrench, loosen the pinch bolt on the side of the rebound knob. Fox Fork Adjusters and Small Parts. Rebound should be set to optimize front tire traction not to reduce fork noise. Ultra-low friction SKF wiper seals and Maxima Plush damping fluid all work overtime to reduce friction, silence noise, and provide lasting fork performance. For starters, it fits into the existing forks. The most current among the wheel sizes now has a reason for being. Another reason might be that fox noises are easily mistaken for other animals. Price incl. - Rebound - Low speed compression - 3-position compression (Open/Platform/Lock) damper adjustment - Solo Air lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black coating on the upper tubes provides improved durability and decreased friction - Rapid A true trail machine we couldn't wait to have on our bikes and get to you. To make your fork feel more lively and “poppy” you will want to speed up the LS rebound by a click or two. 5" & 29" £1,709. Freestyle BMX rims seem a different diameter. Positive air spring. Fox 34. Fox I’m looking at you. That the company took this approach is a result of the guys and girls at Fox wanting to experiment with a short travel fork for their lunchtime rides, and delved into what is probably a very If there is noticeable play in the fork or if it makes strange noises, disassemble the fork and check for complete number and correct orientation of spacers. Fox DPS Evol 2017 noise Few days ago I've purchased a new Fox shock Dps 2017 to use on my bike. If you set your sag whilst being sat down your rear shock will end up being set too firm and your fork will end up being set too soft. Remove Rebound Knob Cap. - Rebound - Low speed compression - 3-position compression (Open/Platform/Lock) damper adjustment - Solo Air lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black coating on the upper tubes provides improved durability and decreased friction - Rapid Original Equipment Fork Seals. Now Im afraid if I apply any more force Ill snap the rod off the damper. Its fairly new, like 15hrs. It is also compatible with the Fox 36 Rhythm series fork. Fox 40 Open Bath Carridge. With a minimum of 160 mm travel (and a max of 180 mm), it’s mostly going to be found on longer-travel Enduro sleds. The Talas RL is a 140-120-100 and most of the less expensive 26” forks are 100. ? There is a well documented issue with the forks where they make a knocking noise on the rebound stroke . If you get more than one oscillation you need to slow the rebound. Gray foxes make dog-like barking noises used for self-defense. Male red foxes make noises similar to the sound of a screaming woman to warn off competing mates. VVC is a patented technology for the high-speed compression and rebound adjustment. Top out is felt when a fork fully extends too quickly and comes to an abrupt stop when it reaches full extension (you will hear/feel a small noise). The adjuster should only sit lightly in the seat when fully stiff, so turn it slowly, stopping as soon as you reach the end of adjustment. The bark sounds a little bit like "wow-wow-wow DIY Cost – $400-500+ Professional Cost – $600+ Skill Level – Moderate; requires minor front-end disassembly and removal/replacement of fork internals. The minus means less suppression; which indicates a faster rebound. 5+ - Brake Type: Post Mount 180 - Crown Race: 40 - Please note all Fox & Marzocchi Forks and Shocks are pre-order only, please call us to check lead times before you order** 01373 826800 ROCKSHOX forks & shocks have varied lead times, as above please call us to check lead times before you order ROCKSHOX FORKS - LIMITED STOCK OF GREY 27. 5 29er Rebound Adjustment Quick Release QR Tapered Straight Tube Enjoy Free Shipping Worldwide! Limited Time Sale Easy Return. Turns out it was problem with the rebound and they had them back to him in two days! Posted 8 years ago Adjust rebound until when tested, the fork returns quickly but does not top out. Fox Coil Over Shock Mods Fox and RockShox forks - $110. Sometimes it’s a very expensive and high end fork. 00. Lift and remove rebound knob. Dial in more or less on the red rebound dial. If that’s still not doing the trick, try adding 5psi to the air side, and reducing the static sag by a few percent, to give it some extra oomph. Its a quick whoosh. Featuring an updated DebonAir air spring paired with our Charger 2. If there is oil around the rebound tube, and the forks haven't been worked on in some time, oil could be getting past the rebound adjustment needle, it seals into the rebound tap with an o-ring. 26/27. Rather than churning out 2000 words trying to hack my way through an explanation of the VVC damper, here’s Fox’s Jordi Cortes laying it out nicely. 00 + parts (rebound or compression) Fork or rear shock makes a clunking noise during compression stroke or there is a slurpy or My Cotics Fox Talas forks developed a hideous creak ages ago. Marked at the top cap is “COMP” for compression adjustment and “REB” for rebound adjustment (Fig. Very light at 1 438g. The fork has a rough air pressure guide on a sticker on the fork leg. Rebound adjusting on a Fox is super easy and super effective. Thanks for looking! Damping Rod Rebound Stroke Now we’ll take a look at the flow of oil when the fork rebounds (see figure 3. This noise occurs on both down & up stroke. C $260. On a brand new bike, my Suntour Aion fork had 120psi out of the box, and I wasn't getting the enough sag (I'm 85kg). Fox Fork Rebound Adjust Knob Stuck - posted in Tech Q&A: So the rebound damping adjutment knob on my Fox Fork FIT4 damper is stuck. 1 damper recovers quickly from repeated hits without bucking around and diminishing a rider’s control over the front end. Had to bring it down to 80psi to get the right sag 38-45mm (25%-30% ball park). But in a fast decent with rocky, muddy, and roots trail, the fork performs well. My 690 does it some. Adjust the rebound until the fork rebounds as fast as possible without causing the front wheel to ‘jump’ off the ground. That the company took this approach is a result of the guys and girls at Fox wanting to experiment with a short travel fork for their lunchtime rides, and delved into what is probably a very The ‘plus’ and ‘minus’ labels on the company’s rebound knobs indicate the addition or subtraction rebound damping, not the speed at which the suspension will recover from an impact. Minor scratches on stanchions (nothing deep Knocking when the fork goes from compression to rebound - this is the most common issue, and needs to be addressed by working on both the damping, and the spring/air components of the fork. It has some scratching and marking on the legs. VAT, Add to - Rebound - Low speed compression - 3-position compression (Open/Platform/Lock) damper adjustment - Solo Air lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black coating on the upper tubes provides improved durability and decreased friction - Rapid Buy a 650B/27. Sometimes this noise can be heard on brand new bikes with brand new single crown forks. 34 Factory Series Fit4 forks, from 2016-18; 36 Factory Series Fit4 forks, from 2016-18; 40 Performance Series Elite forks, from 2016-18 Any spring system in any of the above forks (Talas, Float or the 40 VAN) works fine as the spring system is in the left leg, this part is going in the right leg. you can yank the fork’s rebound The stock setup has a "fork spring location bush" 06. 5 inch). Air bubbles are more likely in budget suspension kit. Quickly release the fork and let it bounce back. Starting with the forks, turn the rebound adjuster clockwise all the way to the stiffest (aka slowest) position, being careful not to over-tighten the adjuster. S Fox 36 Factory Suspension Fork - 29", 150 mm, 15QR x 110 mm. If you read the manual it says something about a knocking sound if the amount of oil in your forks is incorrect or too low. 606. FOX 32 TALAS CTD EVOLUTION MOUNTAIN BIKE FORKS 140MM TRAVEL FOR A 27. Setting your static sag is very important to having a nice rebound effect so be sure to do that properly. Buy A Fox 36 Talas R or RC2 USD forks provide a slightly higher performance due to their smaller unsuspended mass and the better lubrication - than is the case with "conventional" forks. Fox Racing Shox 2009 Owners Manual Welcome to FOX Racing Shox & FOXHelp Page 12 Forks • Verify that the brakes on your bicycle are installed and adjusted properly before riding the bicycle. The best part of the shock functionality is that it knows what’s coming, because of the accelerometer on the fork (a separate part that can be put on any Fox fork regardless of it being Live Valve-equipped). Ultra-low friction SKF wiper seals and Maxima Plush damping fluid all work overtime to reduce friction, silence noise, and provide lasting fork performance. ” We’ll be going into more detail around compression and rebound adjustments in future videos. 12). Featuring an updated DebonAir air spring paired with our Charger 2. Fox Fork 34 FIT4 29" Rebound Adjuster Knob Extruded. Breaking news and video. Make sure to start with the rebound damper fully open in the fastest rebound position. 18 kg | € 1,459 | ridefox. com. // Rather than design a fork from scratch, Fox has actually modified one of its existing 32 StepCast 650b mountain bike forks and reduced the travel to 40mm. Gauthier is a certified and licensed sound therapy practitioner in Lansing, the founder of 2021 fox 36mm float grip2 factory kashima front forks – 26″, 27. A 27. In this video, FOX Racing Shox’s Outside Technician, Louis Angeley, shows you how to achieve the ideal rebound settings. — The tools of Betty Gauthier's trade are singing bowls, gongs and tuning forks. Ultra-low friction SKF wiper seals and Maxima Plush damping fluid all work overtime to reduce friction, silence noise, and provide lasting fork performance. Fox 36 Rebound Knob Cover The Fox Rebound Knob Cover protects the rebound knob that resides on the bottom of the damper side of the Fox 36 fork. 90) tires. We dialled in a few token clicks of low-speed compression too, though we’re not certain we really needed it. The compression cartridge is installed in the left front fork leg and the rebound cartridge in the right front fork leg. The Rebound Adjustment Knob is the red knob located on top of the right fork leg. I dont have nearly the same sound on rebound on my Fox 34 Performance fork. And, while the Fox SC is a great fork, the added 1 cm crown width aboard the SID SL Ultimate provides a significant mental boost because it just looks wider. It has one volume spacer installed, roughly 85 psi to run at 20% travel (I'm 190 in gear). The suspension elements have a rebound adjuster for setting the rebound. Improperly installed or adjusted brakes can cause loss of control and serious or fatal injuries to the rider. All it takes is a google search of creaky steerer tubes and you’ll get pages and pages of people complaining about their forks. It’s a stiff fork, stays up well in its travel, and has a wide range of adjustability. Even Showing my new fox forks rebound control not working It doesnt have the cavitation sound that happens when you get air in the oil. sounds like You need the rebound to be fast enough to recover past the sag point and settle back down just once. What makes the new Fox 38 fork great is not just that it’s a stiffer version of the 36 that means less flex for aggressive enduro riders and ebikers, but that it also has so many enhancements to the damper, oil and air flow and compression/rebound circuit tuning that it makes you rethink what a fork should feel like. Ultra-low friction SKF wiper seals provide long-lasting fork performance and improve overall suspension feel. Run by well known local mountain biker Jason Aldred, Rebound Suspension is now in it's 7th year and has performed thousands of suspension services and repairs for it's satisfied clients. RockShox, Manitou and Pace put their rebound adjusters at the bottom of the right-hand fork leg, Marzocchi and Fox put them at the top. This is in part due to the new GRIP 2 damper that offers more adjustment and more supple movement than the older Fit RC2 damper. Compatible with FIT dampers and OC dampers. On compression and rebound they make a kind of mechanicaly crunchy noise, it reminds me of my old coil 2. The talas system works perfectly, as does the CTD and rebound speed. Sometimes it’s a very expensive and high end fork. A closer look shows the leaf spring at the top. The relaunch of the Fox 36 fork may be nabbing all of the headlines but it’s one big unit; offering up to 180mm of travel. Its not mechanical or harsh as some folks describe. 58kg with star nut and 175mm of steerer. The 2015 version features the black damper body as well as the "Rapid Recovery" rebound circuit. All of the adjuster knobs turn and they seem to be working just fine. Dimension Road Forks are not intended for aggressive riding, stunt riding or road racing. Product no. Fox 40 coil or Float? I really like my 888 cr. 99 Q: Is your coil conversion kit compatible with any other forks beside the Z1? A: This kit was designed exclusively for the Z1. With optimized material concentrated at the brace and seal area, outstanding stiffness and steering precision, axle spec of either 9QR, 15x100-millimeters, and available eMTB configured fork options with fender mounting points, Recon Silver is an all-around performer suited for any MTB or eMTB bike. Pretty basic damper, so I run a little bit of compression damping on the dial (no detents on this fork, so roughly 20-25% of the dial) and 4 clicks of The "mechanich" sleeved the springs in a piece of rubber(in fact was a cuted out wheel tube) and with friction pieces started to come apart and made it's way to the rebound chamber, forming a plug. First the forks extend as the spring pushes on the damping rod. Mpn: 210-03-178. Find many great new & used options and get the best deals for Fox Rebound Adjuster - Fit4 LW Al at the best online prices at eBay! FOX 2018 2-Position Fork/Rear Others point out that Fox Float and F-Series forks have damper cartridges with specific travel length capacity (80 mm, 100 mm, 120 mm, 140 mm, and 150 mm). Includes grub screw Contact: 888. High performance motorcycle suspension, including shocks and springs for Harley, Honda, Suzuki, Yamaha and Kawasaki. the rebound just feels like stiffening up the suspension and kikes less the more rebound you click in and preload in my riding experience does NOTHING. Fox Fork Adjusters and Small Parts. A true trail machine we couldn't wait to have on our bikes and get to you. Stand next to your bike and compress the fork with your body weight. Ultra-low friction SKF wiper seals and Maxima Plush damping fluid all work overtime to reduce friction, silence noise, and provide lasting fork performance. 1 damper for unmatched trail control for every sweeping corner or loamy drop in. New (other) The front fork cartridge kit is divided into one compression cartridge and one rebound cartridge. Bridging the gap between the Fox 36 and the 40 is the all-new Fox 38 fork. Featuring an updated DebonAir air spring paired with our Charger 2. there are two knobs on the top on red for rebound and one blue for preload. 5/29 Travel 120mm MTB Air Suspension Fork, Rebound Adjust 1 1/8 Straight/Tapered Tube QR 9mm Manual/Remote Lockout XC AM Ultralight Mountain Bike Front Forks 4. 8, 9. The fork weighs only 2 kilos, which is very good for a 29” with 160mm of travel, which rides very precisely, even under heavy braking. The Fox 36 is a tried and tested enduro fork that is perfect for racers. As a starting point, your rebound should be set slow enough that the front wheel does not bounce off the floor when the fork tops out after you compress and release it. Fox Factory 2018 Fit4 Remote Top Cap $30. Before it completely seized, it would occiasionally get stuck between stops but I was able to muscle it loose. It also makes less noise than RockShox’s previous fluid. This fork is in good aesthetic condition and very good mechanical condition. Fox 36. Rebuilding one it isn't much more difficult than with the standard Fox forks, except that the hex nuts holding the air spring and damper shafts in the fork are recessed pretty far up into the fork legs. Fox Fork Rebound Knob - 36/40 FIT RC2. As for how to rebuild the fork I am pretty clueless any any advice would be greatly appreciated. Fox Factory 36 Float 150mm Fork. - Rebound - Low speed compression - 3-position compression (Open/Platform/Lock) damper adjustment - Solo Air lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black coating on the upper tubes provides improved durability and decreased friction - Rapid rebound; compression; and; floodgate. Here at TF tuned, we perform up to 9 separate modifications to remedy all of these problems. - Genuine Kashima Coating on upper tubes - FIT damper and FLOAT EVOL air spring - Low friction seals for improved performance SPECIFICATIONS - Positive Spring: Air - Wheel Size: 29" , 27. I followed all of the install steps per fox and noticed a whooshing sound upon rebound of the fork. $109. 1 damper for unmatched trail control for every sweeping corner or loamy drop in. Fox 36 Float Factory FIT GRIP2 fork initial ride impressions — Rob Weaver I bolted the new 36 FIT GRIP2 fork to my Whyte G-170 C Works test bike, opting to run 170mm of travel and a 44mm offset. Great hop-up for your older Fox fork, essential for your newer Fox Fork Inspect and clean and/or change every 125 hours of riding use or anually for maximum performance and fork longevity. Well, thanks for your input all. Additionally, when found around homes, both fox species scratch and dig as they forage for food Have the forks been stored upside down for a long time? if so this is a common problem with Fox forks and has a very easy fix. But the stanchions, steerer tube and crown are excellent. I have noticed the fork makes a "whooshing sound" on its rebound and I feel strongly that a replacement of the seals will do the trick to quiet the fork. It is not necessary to remove 2mm pinch screw entirely. 1 1/8” tapered steerer - uncut. The GRIP2 damper gives huge control over the rebound and compression circuits with both high- and low- speed adjustment and once dialled in, grip and support are exceptional. Adjuster Knob & External When it comes time to purchase a downhill mountain bike fork, most people have Fox’s 40 on their short list. Fox rebound dial for 32mm forks. This system improves the performance of the high-speed circuits by adjusting the stiffness of a leaf spring to effectively control the size of the FOX 36 RC2 FLOAT Factory | 2. Apply Filters. If your shock and fork rebound too slowly, you can experience harshness in the form of “pack down. 00 Select options The Fox Step Cast 32 is a great fork. 9 It’s with that focus that I began testing the new 2012 Fox 32 Float 29 100mm FIT RLC fork with Kashima Coat. The shock was set up with just shy of 30% sag. "Even when they're newborn and blind they call to their mother to keep in touch," Harris said. Fox 32 Float 100 CTD 26” Fork 9” Straight Steerer 1 1/8. Find many great new & used options and get the best deals for Rockshox Rebound Adjuster Knob 29" 09 Reba 10 Tora at the best online prices at eBay! Free shipping for many products! Oftentimes all it takes is a strong pull of the front brake and you can hear creaking and cracking noises that make it sound like the fork is about to break off the front end of the bike. This allows the rider to control the speed at which the fork extends after compression. 5″ & 29″ options The ALL-NEW Fox 36 The new enduro fork standard is anything but standard. uses cookies to improve your browsing experience on our website. This is for a 06 yz250, same forks. Hope this Fox Fork Cartridge Kits. Turn the fork right side up. $39. Manufacturer item code: 210-24-178 EAST LANSING, Mich. Simon from Fox Australia ran me through pressure setup, explaining that the dual chambers for the air springs ran off one On one particularly rough decent, the front end would clunk after every rock/drop/bump - which was basically every 2-4 meters. Unfortunately, the 2014 coil only comes with rebound adjust. That should be fine on the rebound, its just that more rebound will increase the noise as well as too much giving a rattling. Play with your settings a little bit and see what you like best. 5+ version was recently announced as well RockShox wasn’t about to let Fox corner the market on this new generation of ultra-capable single-crown enduro forks, especially considering the company’s history with this category. Like all budget forks, the preload knob is made of cheap plastic, and doesn’t work too well. The forks must rebound fast enough to absorb every bump, otherwise the forks will stick down in their travel, and pack. and smash some pumpkins on the ground. The single rebound adjustment knob seems to provide a good mix of high-speed and low-speed rebound, while the Charger 2. But, one does have to replace the washer pipe, the springs, the valves and the top cap with the ones provided by YSS. 5-and 29-inch wheels. agreed but the reason i say this is that if i have my rebound to fast when i loft the front wheel i can feel the forks topping out, they dont make a noise but i can feel it through the bars. Manufacturer. Fox Racing Fork Rebound Knob Cover 36/40mm. In the other leg, Fox eliminated the coil negative spring and replaced it with an air negative The noise also can be found (my experience) when the rebound is adjusted in the half. It also makes a clicking sound when the direction is reversed. , World, Entertainment, Health, Business, Technology 1. The performance series forks from Fox offer the amazing feel that Fox is known for but at a price point for the budget minded rider SPECIFICATIONS Series: Performance Wheel Size: 29" Travel: 140mm Axle Type: 15QR Axle Width: 100mm Damper Similar Threads for: 2001 Honda CR250R Front Fork Noise on Rebound: Thread: Thread Starter: Forum: Replies: Last Post: I have a set of full plastics minus shrouds and front fork gaurds off 2001 cr125: slaurent91: 2-Stroke Dirt Bikes - Honda: 3: 04-14-2012 03:13 PM: 99 Honda CR250R fork help! Fishgator: Dirt Bike Suspension Tuning: 1: 03-18-2012 . 2mm shim into the electronic fork adjuster the part number is 71319891A. - Rebound - Low speed compression - 3-position compression (Open/Platform/Lock) damper adjustment - Solo Air lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black coating on the upper tubes provides improved durability and decreased friction - Rapid Adjusting Rebound The rebound knob (shown below) is located on the top of the right fork leg, and has 12 clicks of adjustment. The fork we are servicing here uses Fox’s Grip 2 damper with both high speed and low speed rebound. Featuring an updated DebonAir air spring paired with our Charger 2. Rather than design a fork from scratch, Fox has actually modified one of its existing 32 StepCast 650b mountain bike forks and reduced the travel to 40mm. Learn the simple tricks you can do at home to improve suspension longevity, keep costs down and ensure great performance for forks, coil and air shocks. Featuring an updated DebonAir air spring paired with our Charger 2. When tuning rebound, remember that real world trail inputs vary significantly from parking lot riding. The stanctions are in good condition, There is no evidence of oil leaking at the seals on the stanctions. 1 damper for unmatched trail control for every sweeping corner or loamy drop in. 95. The FOX 40 FIT RC2 offers a lot of small improvements for 2012 that translate into a very solid overall fork. It is usually the noise of the shim stack opening rather than the port orifice. It’s got all the checkboxes marked off, that’s for sure, but lets see how it rides. It is not compatible with any other series of Fox 36 forks, such as Factory, Performance Elite, or Performance. The only real difference from older forks is they have check valves now to direct the oil. Please Note: Does NOT fit 36 Rhythm and 36 E-Bike The Monarch RL comes in a large variety of tunes, but what is commonly available in the aftermarket is the M-rebound / M-compression tune. The Fox has a slightly softer, more trail-like feel, while the SID has a distinct XC flavor. Featuring an updated DebonAir air spring paired with our Charger 2. With those 14 clicks of rebound adjustment, FOX has to account for the full range of expected air pressures. 5" mountain bikes are very popular. You just need to dial all the rebound off and turn the lockout to the Has anyone carried out the repair to the multistrader 1200 s ohlins forks. , FOX 32 is a 32mm stanchion cross country fork), so it is easy to discern each FOX fork’s stanchion diameter and intended use. Featuring an updated DebonAir air spring paired with our Charger 2. The first time I took it out to ride I noticed that there was a slapping or clunking noise coming from the front forks after you would go over a big log or rock and the forks would rebound. A light rider would require a lower pressure or spring rate so therefore the rebound energy requiring controlling would be less. Unlike most forks, the Headshok cartridges can be upgraded, sometimes resulting in more travel. 1 damper increases confidence and control over every trail. Fox Float FC2 Fork Fox RP23 Shock Travel (mm) 160 150 Stroke (mm) 160 57 Sag (%) 20 30-35 Sag (mm) 32-34 17-20 Rider (lbs/kg) Spring (psi) Low Speed Compression High Speed Compression Rebound Spring (psi) Rebound Platform Number Setting 100/45 42 8 clicks out from slow 12 clicks out from slow 13 clicks out from slow 120 7 clicks out from slow In practise, it works very well, although it does make a single well-defined ‘clunk’ noise whenever you hit any bumps at speed, such as the little dip when riding into a driveway. available now . 1 damper for unmatched trail control for every sweeping corner or loamy drop in. A look at the internals of the new rebound circuit. Slowly navigate a rough/rocky descent and CLUNK 7wt is stock for FOX forks, and I would use stock oil. Fox 36 DUST WIPER, FLANGED THRU 2014 View Out of stock. Fox 38. Ultimately we slowed the fork down even more, running it 7 clicks from full slow. I didn’t want to compromise the geometry of the bike so I wanted at least a 120. 00 USD. DaveMossTuning. Orifice damping on the rebound still. As you can see in this chart, your FOX TALAS is designed to work with 50-125 psi. And that, we are told, makes all the difference in performance. Latest Current News: U. A true trail machine we couldn't wait to have on our bikes and get to you. Fork Rebound: Fast Slow or Just Right This is a companion video to our Shock Rebound: Fast Slow or Just Right video. A rear shock or fork that has too much rebound setting will stay compressed after hitting one bump and cannot rebound quickly enough to reset for consecutive bumps. The fork feels sluggish, and it is difficult to pop off of trail features. It’s a fork at the very top of its game. Rebound damping resists the spring’s tendency to rebound. Cheap Bicycle Fork, Buy Quality Sports & Entertainment Directly from China Suppliers:HIMALO MTB Suspension Air Fork Travel 160mm 26 27. Ultra-low friction SKF wiper seals and Maxima Plush damping fluid all work overtime to reduce friction, silence noise, and provide lasting fork performance. If the fork doesn’t recover past the sag point, or feels sluggish to the sag point, the rebound is too slow. The forks will be put on Fox’s eBay with no reserve and a starting price of 99p. These are in used condition. The Headshok fork will not twist and bend around while under load like most conventional forks. 1 damper for unmatched trail control for every sweeping corner or loamy drop in. The front fork upgrade kit isn’t all that fancy. My forks make clicking noises on rebound. If tinkering with fork springs and oil viscosity doesn't work for you, or you don't want to deal with the hassle of dialing-in the front forks on your own, many suspension companies offer fork cartridge kits that do away with the factory The new for 2021 Fox 38 fork is designed as a hard-hitting, long-travel enduro fork, replacing the longer travel variants of the 36. 5 fork online Suspension forks for 27. Breaking News, Latest News and Current News from FOXNews. Please see options listed under "Travel" menu. 5" ROCKSHOX ZEBS NOW AVAILABLE!!! Home > Components > Fork > Fork Parts > Adjuster Knob & External Hardware > FOX Rebound Assembly - FIT4, 2019 34 Step Cast, 8mm Shaft. The Fox 38 is the biggest single-crown fork Fox has ever made, with its 38 mm stanchions slotting it in between the Fox 36 and their dual-crown 40. By contrast if the fork never made that noise it would also be an incorrect adjustment All the newer forks with the adjusters on the top will make this noise. BUCKLOS 26/27. The video shows two people get out of a car around 2:30 a. This rebellious middle child is a hard-hitting, long-travel Enduro weapon with a super stout chassis. Replacement compression knobs for RockShox forks. You don’t want the damping interfering with setting your sag. Find many great new & used options and get the best deals for Fox Float Fork 32 Factory 26" 150mm 15x100mm thru axle Broken Rebound Knob 2012 at the best online prices at eBay! These are Fox's new Low Friction seal kits — the same seals used on their premium line of "Factory Series" forks. I'm well versed on current open chamber forks and close chamber forks designs for the last 30 years which all use shims to dampen during rebound rather than the old school orifice holes. Set your fork to your desired air pressure. 00; Note: For 2010, Fox has introduced their new FIT cartridge in their suspension fork lineup. Save this search. Introducing the Luftkappe air piston kit for Fox Float forks. But if it does it too much it may be that you have too much rebound damping dialled in. Features The remote lockout enables riders to take full advantage of the lockout feature on this fork with zero hesitation, and the sealed design requires minimal maintenance Buy Fox 36 Forks and get the best deals at the lowest prices on eBay! Great Savings & Free Delivery / Collection on many items A true trail machine we couldn't wait to have on our bikes and get to you. $19. The rebound tap is steel, and sometimes gets very rusty, and eventually oil can make it's way past the o-ring. Fox Racing TopCap Volume Reducer 36mm Rhythm 10cc (2018 onwards) $9. My mate had a knocking noise on his forks and sent them off to Mojo. Fox have a download available with sag and pressure settings for all their forks. Rebound is fine and adjustments work well. 5” with 170mm of travel), which confirms that Fox didn’t work on the chassis, but rather focused on hydraulics and seals. This most likely does not do the fork’s lockout mechanism any good. It has proved itself many times by appearing on the top step of podiums at the highest level of the sport. Rebound is a function of spring rate, so it’s essential to set your sag before adjusting rebound. Before I bought it the previous owner had the Fox F120 fork rebuilt (probably just seals). Fox notes that it's similar to re-valving the shims in the HSR circuit. I actually have an appointment for a hub service and fork bath this coming Tuesday so I'll ask them to take a look when they pull it apart. 15. "Rapid Recovery" "Rapid Recovery" rebound is Rockshox's way of referring to a digressive rebound shim stack. Ultra-low friction SKF wiper seals and Maxima Plush damping fluid all work overtime to reduce friction, silence noise, and provide lasting fork performance. Don’t be afraid to play with it. The quality of this fork is great, even in details like air valve covers. S. Providing riders with the ability to externally adjust this in a single crown fork is a win. The fork is very responsive and precise, especially w/ smaller (1. In our online shop for 29" suspension forks, you'll find a large selection of top brands and models. Fox RP23 DT Swiss XR Carbon Fox RP2 / RP23 Lyrik U-Turn IS Fork Lyrik 2-Step Air Fork Fox 36 Talas Fork Fox RP2 / RP23 Shock Rock Shox Totem Coil MC Fox 40 RC Fox DHX Coil 5. That doesn't sound normal, none of the Fox forks I've ridden sound like that. 50. Now invert the fork and add 20cc (Fox F100 RLC FIT) of Fox Red or Fox Green or Silkolene Pro RSF 10wt or your Redline mix into the spring side oil bath. For my present application (20" racing BMX rim) both needed to the 50mm shorter. Top out should be avoided through proper rebound setting. I was gearing up to do the Loctite fix. This would explain why your fork feels like it’s rebounding slowly. Then, count the clicks as you turn the knob to the right (toward the turtle on RockShox or the plus sign on Fox). - Rebound - Low speed compression - 3-position compression (Open/Platform/Lock) damper adjustment - Solo Air lets you add air to your forks through a single Schrader valve, filling both the positive and negative air spring chambers simultaneously - Fast Black coating on the upper tubes provides improved durability and decreased friction - Rapid Another change: Instead of a blanket tune, Fox now alters the rebound tune based on fork travel. I just put in a grip2 damper in my 2019 fox float 36 performance fork. Available in two spec levels, the 30 Gold RL has a Motion Control damper allowing for low-speed compression, external rebound adjustment and lockout, as well as a SoloAir Air spring. Known manufacturers, such as Fox, Rock Shox or DT Swiss offer a wide range of suspension fork models for 650B (27. Fox 40 Pressure Spring Cartridge . With Fox, plus means more rebound damping (slower return) and minus means less rebound damping (faster return). The Totem was a legendary single-crown beast, sporting massive 40-millimeter stanchions and up to 180 millimeters of travel. See full list on singletracks. Fox 32 F-series fork with remote lockout lets you transition between locked out or running wide open quickly and flawlessly. 5″ & 29″ 2021 Fox 40 Float Factory Kashima GRIP2 Downhill MTB Forks 27. 5” WHEEL. Be the first to rate this product In stock RRP £12. I added 15cc to each fork and the sound went away and the forks feel much better now. Or I need a new fork for the Zerode. Very often it’s Fox. 43 0 bids and makes a sucking sound on rebound. It is labeled with a plus and a minus which indicate the amount of rebound suppression that is applied. Get a full service done on it then see if the sound persists. Yep, that little knob on the bottom with a + and a -. When a rock took out the rebound adjuster resulting in the fork clunking on being unweighted due to too fast rebound, the replacement cartridge was around $250, had to be shipped from europe (more $$ and time) and more shope time. It is as precise, IMO, as a Cannondale Head Shock. Dave explains the fork rebound essentials here. : 210-03-120 Fox Fork Bushing Kit From $23. 25 inches. Own the mountain with the award-winning 36, featuring high- and low-speed rebound adjuster, improved compression damping and reduced friction for unmatched performance and adjustability. Setting rebound damping on your fork. Page 15: Maintaining Your Fork TALAS FLOAT F SERIES VANILLA 8. g. valves? Set Your Rebound. The 2017 model weighed 1,990 grams (27. Preload: Preload is applied to the fork and shock springs in order to bring the bike to the proper SAG dimension. If slow speed events activate the high speed circuit excessively that is an incorrect adjustment. 4 out of 5 stars 42 $126. 2016 Factory Float 34 Fork The 34 Float is the heart of Fox’s fork range, with travel from 120 to 160 millimeters for both 27. com FOX Rebound Knob - 2-Stroke, M10 nut — $8. 2001 Honda CR250R Front Fork Noise on Rebound Hey guys, I recently purchased a 2001 Honda CR250R. The location of the knob makes it vulnerable to being struck by trail debris flying up from the trail. Set the rebound adjuster fast enough to work in this condition, but not so fast as to effect cornering!!! WRITE DOWN THESE SETTINGS!! This is the range of rebound clicker adjustment which you will be using. Inappropriately changing your fork to a longer travel length may irreparably damage or destroy its damper cartridge. FOX External Adjustment Assembly Adjuster Knob & External Hardware UPC: 611056176993. Install new crush washers and using a torque wrench, tighten the bottom nuts to 150 inch/pounds each. Featuring 8in (203mm) of travel out of the box, the Fox 40 FIT RC2 is FOX’s premiere downhill fork offering. Check that you've got the pressure right by measuring the Buy Mountain Bike Suspension Forks and get the best deals at the lowest prices on eBay! Great Savings & Free Delivery / Collection on many items Marzocchi Bomber SL 2 mountain bike fork with rebound adjust and 160mm travel in great condition! The 1 1/8" diameter non tapered steerer tube length is 7. Progressive suspension is the best way to lower your motorcycle. Conclusions. Rebound damping keeps the fork from bouncing back too quickly after a hit. H. 95. - Clamps on to dual-Crown fork stanchions to prevent damage to frame - Easy to install and adjust, More secure and lower profile than stock bumpers - Molded loops allow clean and easy zip-Tie number plate mounting - Available for 35mm boxxer or 40mm fox stanchions, Sold in pairs Manitou Skareb suspension fork with 80mm rebound. 01-03 600 and 00-03 750. com So many questions, so little fork rebound. My Fox fork has a turtle and a hare. The damping is in the opposite leg to the air spring and this will usually have a rebound adjuster (for the return speed of the fork) and a compression adjuster with maybe a full lockout feature, handy for long fire road climbs or road transfer sections. This is the stock fork on a 2019 Giant Trance 29-2, a Fox 34 Rhythm, 130 travel, Boost, 44 offset. Cleaned it up good, lubed up the seals and changed the oil. Charger 2. Turn it clockwise for slower rebound and counter-clockwise for faster rebound. 1 damper for unmatched trail control for every sweeping corner or loamy drop in. This fork fits 26" wheels. The Luftkappe is available for: 34 Float NA2 (2016-17) Performance & Factory Series (130mm + only - 120mm and lower need the 2018 Evol air shaft before a Luftkappe can be fitted) The forks come with the special orange edition lowers that are reserved for series leaders or Rampage competitors. Make a good fork a great fork. At 70 psi, you’re near the lower end of the range. 1 RC2 damper features independent high and low speed compression with rebound adjustment – designed to reduce hand fatigue and fight unwanted friction, the Charger 2. fox fork rebound noise