Motorcycle fork rebound adjustment. Marzocchi rear suspension unit, manual preload and rebound damping adjustment 6. For the front forks, a sag range of 25% to 33% of the total fork travel is generally a good starting point. Race sag seems to be the easiest thing to adjust out of the clicker adjustments, fork compression and rebound adjustments, shock compression adjustments and shock rebound adjustments. May 22, 2014 · Helpful guide to setting up your bike suspension. Jan 16, 2009 · Step 3: Next, lift up on the rear of the machine about 1 inch, and again VERY SLOWLY let the rear end down. With suspension fluid now warm from getting there, turn the compression damping adjuster on the rear shock all the way soft, turn the rebound-damping adjuster mostly all the way soft, and ride back and forth at your usual pace. Put the motorcycle on a work stand so Sep 20, 2023 · Enhancing Comfort and Control. Apr 19, 2021 · tom02cr250. Progressive Suspension fork springs minimize front dive under braking, improve cornering stability, and prevent bottoming out. $ 12. Stock settings Aug 26, 2023 · The art of adjusting motorcycle shocks and forks is an integral part of enhancing your ride’s performance. Proper fork and shock rebound adjustment have the single greatest affect on the handling of your motorcycle. 7” (170mm) wheel The rebound adjustment is purely rider preference, meaning one rider may prefer position 6, whereas another rider may prefer position 1. Take notes, adjust in small steps and make only one adjustment at a time. extension damping, is operating. On the majority of suspension components, rebound is marked by a red dial that can be found at the bottom of the fork leg as well as on the shock body. Covers preload adjustment for your weight and how to calculate it properly. This adjustment is always found on the top of the forks. Measure the distance from a point (can be marked on a piece of tape) immediately above the rear axle to the center of the rear axle. After your spring preload is set, adjusting damping will fine-tune your setup. As with the stock cartridges, the compression damping is handled by the left fork leg, and the rebound is managed by the right, giving complete separation of the two circuits. Step 2: FORK LOW SPEED COMPRESSION. As far as I can see there is NO rebound adjustment on my forks, there's just the preload at the top of the right stanchion (as seen from on the bike) and nothing else anywhere apart from the air valve on the left stanchion. Rebound is the setting that controls how fast or slow your suspension returns. Jul 13, 2023 · Repeat the measurement with the rider on the bike. « Reply #5 on: June 05, 2015, 10:10:27 PM ». The more preload you wind in, the fewer rings are left showing. For the shock more comp damping more rebound damping (sometimes just adjusting the reb is enough because it flows both ways and the reb adjuster will increase damping in both directions). at top triple clamp) 53mm (upper fork tube O. Slow it down by turning the fork rebound adjustment in. The top cap gives the possibility to adjust spring preload as well as compression adjustment in each leg separately. Jul 2, 2013 · Pogo'ing is when the rebound isn't catching the springs energy as it decompresses. Measure the distance from the axle block to a point directly above it on the bike’s fender. Nov 3, 2023 · A typical motorcycle suspension system consists of three main components: forks, shocks (also known as rear dampers), and linkages. (Some riders cut a notch or draw a line to mark their point. 7” (170mm) wheel travel. In this tutorial he focuses exclusively on how to read street tire rebound wear. If the adjuster doesn't turn either direction, the fork will need to be disassembled to see where the adjuster is binding. 2. It's up to you as the rider to experiment and determine which position you like best! . Most forks use a piston working in oil for rebound damping. If using air forks, makes sure to check air pressure and if you’re on AER forks, there is an 5 days ago · Re: FX FastAce fork preload adjustment. k. Rear Suspension. The main function of rebound damping is to control the extension of the fork or shock after it compresses over a bump--hence the term "rebound. While the rate remains the same, by adding preload to the spring in your suspension you The compression adjuster is attached to the reservoir and is located either on the side or top of the reservoir, depending on your shocks configuration. The wrong amount of compression damping will result in a ride that feels harsh and bumpy. Feb 21, 2022 · February 21, 2022. 13-14 psi is usually standard. To set to standard adjustment, screw clockwise as far as it will go, then screw back 18-20 clicks (refer to your bike’s manual). Standard settings: Fork. Edited July 21, 2014 by Zuz500 Dec 14, 2005 · =Compression adjustment (if applicable) is located near the bottom of the fork. Write down that number as your current settings. Dec 15, 2022 · It involves selecting the rake, trail, type of forks, rear shock-swingarm linkage, front/rear suspension travel, spring rates, preload/sag, valving shim stacks, oil viscosity/volume, and gas pressure. This measurement is L3. Sit on your Feb 12, 2015 · This is when rebound damping, a. ) Rebound Damping–controls the extension of the fork or shock after it compresses over a bump–hence the term rebound. There will be one preload adjuster on each leg and they need to be adjusted together and JK3D Moto Fork Adjustment Tool. Firmly push down on the rear of the machine about 1 inch and VERY SLOWLY release the pressure. 75 turns Set both forks equally, as it affects initial spring preload You’ve seen Dave read tires and point out what he sees. High Speed Compression: 1 1/8 turns out. Clockwise increases preload, counter clockwise decreases it. (counterclockwise from fully turned in) Avoid tightening it which may damage the seat. By adjusting preload, compression damping, and rebound damping settings appropriately, you can enhance both comfort and control while riding. This is a very common with the older open chamber fork your rebound needle is stuck due to water intrusion and corrosion. Make a similar measurement on the front axle with the fork fully extended. Rebound damping: Generally adjusted at the top of the fork using a flathead screwdriver or twist mechanism. Compression: 13 clicks out. Need some tips and info on what-does-what with your forks? Here we'll give you a quick run-down of what to turn and what it'll do. It’s a critical component of your suspension that allows it to recover from hits. The standard setting is 10 “dots” out from fully clockwise. The shock’s rebound adjuster is typically on the bottom of the shock body. Sep 28, 2010 · I have never seen on this form a description of how to actually evaluate suspension rebound damping adjustments. To change the compression setting, simply use a flat-blade screwdriver to rotate the brass-colored screw. Submit a request. Springs are a critical, foundational part of your suspension setup as springs determine the proper sag measurement and rider comfort. The High speed circuit is usually set at the factory, either in a stock setting for a fork, or custom tuned for a particular full suspension frame’s leverage ratio and shock rate. Once freed up the rebound adjustment will go back to functioning. Call this number L1. Fork Oil Level–the level of oil within the fork as measured when fully compressed without the spring installed. Measure from the seal wiper to the triple clamp for a conventional fork, or to the axle clamp for an inverted fork. D. To watch the full video please Subscribe or Login. Spring preload adjustment (if applicable) is generally hex style and located at the top of the fork. Nov 30, 2017 · That’s why most forks and shocks only include an external control for Low speed rebound – it gives you the most noticeable tuning adjustments. It either clicks or doesn't or leaks. This is what I understand on the fully adjustable showas: 1) The screw in the middle on top of the fork is the rebound. To adjust, turn the knob in (clockwise) until it's lightly seated--then back out the number of desired clicks. BPF forks are awesome. -The motorcycle wallows exiting the turn causing fading If you can not move the rebound adjuster, it may be at the end of the adjustment, either all the way in or all the way out. Only make changes a few millimetres at a time and check for any rubbing issues. Jun 18, 2008 · The principles are the same, for sand more fork comp damping less rebound damping. The odd person will recommend more fork rebound damping for sand. Movement of the Forks within the Triple Clamps Nov 11, 2019 · The chassis and rider will absorb the impact of the bump instead of the spring. Jul 21, 2014 · In fact, the writer of the article even admits to it being very confusing to know what to adjust. 3) The screw in the bottom of the fork leg is the compression damping. Follow the same procedure in the rear, pressing on the center of the seat. Make sure you have the correct spring rate for your weight and set your sag. A lower value of rebound damping would allow the suspension to expand and the wheel to reach back to the surface quickly. Step 4: Because of stiction, you should have a difference between L2 and L3. ) The oil is metered through a tiny aperature, slowing the return of the spring enough that it returns to a resting condition at the end of its rebound. at bottom triple clamp) 795mm (overall length, tube top to axle centerline @ full extension, no cap) There's a Mar 24, 2012 · Remember that the rebound adjustment also makes the compression rate stiffer. C. Aug 31, 2014 · 1 rebound damping adjustment dial on the bottom of the rear shock assembly. Make a small change, ride it. 3. Use the same point every time you measure. Jun 5, 2010 · Stock fork rebound adjustment range is 0-3 turns out. It feels stiffer, more supportive, and more planted. Premium Video Trailer . Again, measure from the axle to the point directly above on the frame. Starting with the forks. It is used in tuning the amount of air contained inside the fork. Mar 16, 2018 · Turn the clicker clockwise to increase the damping, and counterclockwise to reduce the damping. Yes, it does make a small difference. (If the adjusters aren’t marked, check your (This is also independent of motorcycle speed. May 11, 2021 · Rebound damping. Go back and forth for a couple runs until you get a good feel for each setting. Improving Stability and Handling. Oct 31, 2009 · 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. Unlike the OEM units, the 6500s also include preload adjustment. =Spring preload adjustment (if applicable) is generally hex style and located at the top of the fork. By mastering the adjustment techniques for sag, preload, rebound damping, and compression damping, you can drastically improve handling without spending a dime on upgrades. All it is a detent. Adjusting the springs helps prevent bottoming out, limits nose-diving when braking, and leads to an all-around better ride as they are crucial to how your motorcycle handles. On most forks, Rebound Damping (1) – the screw adjustment at the top is rebound damping (not to be confused with the larger spring preload adjuster) Preload adjuster (3)- Is the larger nut on the top of the front forks (not to be confused with the smaller rebound damping). Aug 15, 2022 · A threaded body and rebound adjustment allow you to choose the most suitable setup for the current load conditions. Apr 24, 2020 · Fork height. Rebound damping settles the bike back into place after a bump and helps maintain the wheel’s contact with the road. The adjustment is made in the rebound tap. 2 compression damping adjustment screws, one near the bottom of each fork. Running a rebound setting out of this range will be DANGEROUS! Both forks must have the same setting. but increasing speed causes loss of control and traction. With all shocks, there must be some form of damping to effectively reduce the negative rebound Adjusting Rebound. The bottom of the forks carries the front wheel's axle. Forks are located at the front end of the bike and handle compression forces, while shocks handle both compression and rebound forces at the rear end. Aug 7, 2014 · Something between 30-60 seconds long so you can quickly ride back to the top and repeat. Note: when you make these adjustments think of tightening a screw INTO the shock. Sep 11, 2017 · Try this: Go to the bumpiest section where your bike is least happy. Contrary to the fork adjusters, the shock rebound adjuster is most often on the bottom of the shock. 5 turns screwed in on the rod) to give rebound damping adjuster 3 turns of adjustment range. Jun 5, 2022 · Unfortunately, the X-Fusion website doesn't seem to hold the correct information regarding rebound. 77” (45mm) USD forks, manual preload, rebound and compression damping adjustment, 9. Rebound damping is the rate at which the suspension can extend and return to its normal position once the motorcycle has encountered a bump and the compression part is over. It feels softer, more supple, and livelier. 2) The middle hex nut beneath the preload screw is the preload. 2) Grab the bars and a little bit of front brake and push down on the front. The fork bottoms are clean without brake caliper mountings to give the fork leg a clean look if you go with a left side brake only. Place the motorcycle on a stand. Oct 7, 2021 · Adjust your tire pressure for the type of riding and terrain. Low Speed Compression: 10 clicks out. May 8, 2006 · 3dogs said: The rebound damping on the FJR uses a needle valve located at the bottom of the fork. Anyone who's done a ton of Showa TC forks would not tell you the rebound adjuster is bad. Adjustment is by turns, and measured by rings marked on the exposed part of the adjuster. Increase the preload to decrease sag and lower to increase sag. The top of the forks are connected to the motorcycle's frame in a triple tree clamp (known as a "yoke" in the UK), which allows the forks to be turned in order to steer the motorcycle. Fork cap has to be backed out by almost 3 turns from screwed all the way in (10. If the sag is too much or too little, adjust the preload adjuster on your forks. This a R1. This tool has many sizing options for most suspension out there, if yours doesn’t fit this list please email me and I will get one tweaked for your needs! This is a lightweight (8gm) tool and Oct 18, 2017 · Adjust the rebound damping until you feel the timing is right. Rebound damping controls spring movement or energy. The preload adjuster may have adjustment lines machined into it so that you can compare to check that they are even. The suspension system is designed to absorb bumps and vibrations from the road or off-road terrain. Whether on a fork or a shock, turning a screw clockwise restricts the passage of oil to slow movement through its travel – either in compression or extension (sometimes referred to as tension). 1) Wind your compression adjuster all the way in, counting the clicks/turns as you go. The difference is the sag. Rebound adjustment (if applicable) is located near the top of the fork. At the top, open your shock’s rebound all the way and make a run. A. In this video I wanted to show you a small preload hack that I picked up way back Apr 13, 2006 · Then adjust the rebound all the way in on both forks, repeat the pumping action with the front brake fully engaged and observe the difference in the range of motion –the forks will rise back up slowly. There is a long rod about 14" that connectes it to the knob on top of the fork where the adjuster is located. Posted April 19, 2021. If you don't like it, go back. Left up the rear end to the fully extended position. Lack of Rebound. If you are not comfortable rebuilding forks, I recommend a shop do the repair. Symptoms:? Forks are plush, but increasing speed causes loss of control and Oct 18, 2017 · Adjust the rebound damping until you feel the timing is right. Then do it again with your rebound as set as slow as it’ll go. D. More expensive forks use emulators in place of simple damping rods. Once you know what hardware your dirt bike has, adjustments are easy. I did not pull this procedure out-of--my-ass but it comes from "suspension-educated" experts--I'm only the messenger. The external adjuster on the fork bottom clamps is for rebound adjustments. Sep 25, 2005 · Next step is actually adjusting all that stuff. Adjust the Compression / Rebound / Preload on-the-go for your on-road/off-road/racing forks/cartridges. Bounce test the bike before each adjustment to get an idea of where you are going with each adjustment. 00 $ 10. B. Bleed the air out of the forks every time you ride, if you have a spring fork. Increase the rebound damping by turning the adjuster clockwise looking at the bottom of the Feb 24, 2009 · Rebound Damping. Step 1 Spring Preload - Free Sag - Ride Height Spring preload is a crucial part of setting your motorcycle since it affects the height of the motorcycle and the fork angle. My '14 FX fork dimensions are: 43mm (mating / sliding surfaces) 49mm (upper fork tube O. To download the chart I created Aug 17, 2018 · High-end forks take this even further by using pressurized air instead of springs and by controlling damping with oil (viscous damping). Find a new suspension guy. 45” (240mm) travel. Jan 25, 2017 · At the front of the bike, the compression and rebound damping adjusters are in different positions, with rebound damping adjusted using a flat head screwdriver or an easy-turn adjuster at the top of the fork unit, and compression damping made in the same way using the adjuster at the bottom of the fork after removing the rubber cap. The adjusters are usually integrated into the fork cap and are sometimes differentiated by color. Keep a log of your shock and fork adjustments if you really want to make intelligent adjustments. When you increase rebound damping by turning the adjustment knob clockwise, you make the shock extend slower. (Usually, the oil also attenuates the compression damping. May 29, 2003 · Fork preload adjusters live at the top of the fork legs and generally require a 14 or 17mm spanner. You will have to remove the base valve, and pull the cartridge assembly out the top unscrew the black spring guide from the rod and the rod will slide out the bottom of the cartridge. . Because the compression damping is set to fully-stiff, the front should feel very hard and should barely Jan 16, 2009 · Step 2: With an extra person holding the bike balanced from the front, have the rider get on the machine in all normal riding gear and get into a the normal position they ride in. Rebound: 8 clicks out. 2 rebound damping adjustment screws, one on the top of each fork. Learn how compression and rebound damping work and how to adjust them May 19, 2009 · First, extend the front suspension completely. 1 otee! Perform the following procedure on a flat surface. If you want your bike to turn better, one of the things you can do is alter the front ride height by sliding the forks through the top yoke to make the bike lower. Feb 24, 2009 · On shocks, the typical location for the rebound adjuster is on the shaft at the bottom of the shock. 1. It limits Nov 7, 2019 · The Apex Pro 6500 cartridges are designed to be drop-in replacements for the 790 Duke’s OEM WP units. I set mine at 11 turns out for a range of 2. Mar 24, 2020 · The threaded rebound needle is bottomed out and stuck in the hole. Nov 5, 2020 · When you decrease rebound damping by turning the adjustment knob counter-clockwise, you allow the shock to extend faster. The more fork leg showing above the yoke, the lower the ride height. When tightening it back up, try to keep May 27, 2009 · The oil in the left fork also provides some amount of preset and non-adjutsable compression and rebound damping Depending on the amount of spring preload, rebound damping setting is good at about 1/2 (maximum preload) to 1 turn out. The rebound clicker is located at the top of the fork. Oct 31, 2023 · Showa 1. Marzocchi rear suspension unit, electronically adjustable preload and rebound damping 6. With too much damping the rebound will be too slow. Aug 31, 2019 · Posted August 31, 2019. Shock: Rebound: 6 clicks out. What you are trying to achieve is the fork rising back almost to the top of the first rebound stroke and staying there. a. It may have just got pretty tight in there, try loosening the clicker with a little more force, if that doesn't break it loose then break loose the bolt from the bottom of the fork, and keeping loosening the bolt till it frees up the clicker or till you here it clicking. Jul 1, 2003 · PRELOAD. 00. Oct 1, 2007 · you have a 46 Kayaba fork, ie compression is at the bottom, as mog already mentioned. These shocks are hand built and covered by an industry-leading warranty. Compression adjustment (if applicable) is located near the bottom of the fork. Motorcycle Front Suspension AdjustmentHello guys and welcome to the new one. On conventional telescopic forks, the lower portion or fork bodies ("fork sliders" in the UK), slide up Sep 17, 2020 · Start by putting your bike on a dirt bike stand, so that the wheels are off the ground, fully topping out the suspension. Start with one turn and then do 1/2 turn incs until it feels ok. By turning the preload adjuster on the top of the fork and adding another 5mm of mechanical compression, the spring would then be exerting 15kg of force back out, meaning you would need to then apply more than 15kg of force in order to begin to compress it. Forks: Lack of Rebound; Symptoms:-Forks are plush. " (This is also called tension Mar 6, 2019 · Types of Adjustment. ol pt rr mr jd uu lf be jw lq