As a result, it provides more support. 9. Storing forks upside, does it lube the upper seals ? 352 Posts . The right side fork cap is attached to the plunger rod for the cartridge and has to be unscrewed from the cap. Donating Member. Unscrew the top cap from the fork tube. Servicing the seals on your suspension fork will keep it running smooth and true With fork upside down carefully remove dust wiper with flat blade screwdriver. the most common would be the gsxr forks. Posted by kath-minder on Mar 26, 2009 Before slipping the seals onto the fork tube, place plastic wrapping around the fork leg. With fork upside down carefully remove dust wiper with flat blade screwdriver. Consider pulling forks off and taking them to a local bike shop. You can leave the spring and spacer out. 8. Let the spring and spacer drip into a tray, then give them a clean down with some brake cleaner. Between the dust seal and the oil seal there is an oil seal stopper ring which needs to be removed. it depends on the seal design, but some are shaped so the seal lip gets tighter as the fork is compressed and pressure builds up inside it. out of the gsxr forks, the two most commonly used for swaps are 96-99 SRAD 750 forks, and the 00-03 750 forks. The Haynes Manual is no help. Gypsum Forks – A unique blade type and padding allow these forks to gently handle delicate gypsum wallboard and other similar materials. Turn fork assembly upside down and compress fork spring enough to prevent the damper from turning. Slide the new seal onto the lower fork tube. This topic is very similar to my writeup on ‘how to install cartridge emulators in the forks of the Yamaha R3’, but because it will be a more common topic, I decided to split Now your forks are back together or at least connected. Push it inside far enough that you can put the allen bolt back in the bottom of the lower fork leg. 1 - upper fork bush 2 - washer 3 - old fork seal Remove and discard the old seal. 8. Plus with the change to 4-strokes saving a bit of weight paid off. The tutorial below is good nuff to get you by on just about any fork, just use a small amount of common sense, and you’ll get it. Be really careful not to damage the new seal and dust cover when you put the upper and lower forks back together. AASQ Inverted Forks Upside down forks are very popular in motocross and on motorbikes across the industry, even in Moto GP. Alibaba.com offers 333 upside down forks products. Put the inner plug and top cap back on to keep debris out of the forks. Because of that, the reservoir holding the fork oil is entirely above the seal, rather than below it as in a conventional setup. Also, the fork boot on the 1988 cr500 did a hands down better job of keeping the fork seal and fork tube better protected from the elements. Then they went back to right side up forks. 10” Crescent Lower the damper rod into the leg until it pokes out of the bottom. I was hoping to find a thread with pictures, or a Youtube video of how to replace the fork seals, but I am finding nothing. Smear some fork seal grease around the lips of the dust seal and fork seal. P. Pinky Winky. Aug 13, 2008 #4 So I only have to pull the top of the fork off and turn the lower upside down to drain the oil and install new seals and put it back together? About 18% of these are motorcycle shock absorbers, 7% are other motorcycle body systems, and 5% are bicycle fork. Now, slowly lift out the fork spring, letting the oil drain off before taking it right out. The left fork cap comes right off, then you take out the spacer, washer and spring, turn upside down to drain the oil. It’s also less likely to flex under hard braking or turning speeds. Why? It’s also longer compared to conventional telescopic forks. they are both USD (upside down) forks made by showa. Since the fork assembly is essentially turned upside down, the slider now connects to the triple clamp. Tip the fork leg upside-down over an oil drain pan to get as much old oil out as you can, working the fork up and down will help here. Unscrew the top cap from the dampening rod. Install the seal. Separate the dust seals from the fork legs and slide them up the tubes out of the way, then remove the retainer rings on top of the seals. Insert the 2 tubes together. This article is geared specifically to the "upside-down" forks found on the Vulcans and other motorcycles, but applies also to regular forks. Hold the fork lower in one hand and the fork upper in the other and give it a good yank. This will pull the upper out of the lower and remove the old fork seal. What that means is that a) gravity is helping your leak move faster, even when the bike is parked and b) it’s more likely to contaminate your brake pads. The USDs were heavier and "too stiff". Fork Extensions – These extensions increase the length of your existing forks, allowing for longer loads to be handled. **** sjtscott 4,215 posts So by removing that bottom allen head bolt I can seperate the forks and slide them apart? I have had these forks stood upside down with the top nuts off while doing other work on the bike so they are totally empty now, so step one is to totally drain the forks. Registered. Inverted Fork – A fork that is designed to be hung upside down. Show me someone that has upside down forks on their bike and I'll show you someone that has had to change their fork seals. the 00-03 forks are known to be some of the best stock forks ever put on a bike (besides european ohlins bikes). Motion Pro, fork seal bullet set for upside down forks. Temporarily install spring in fork tube. 7. Dirt bikes had upside down forks for years. Need to change the fork seals on Kawasaki Z1000 so need to dismantle but have no experience of ''upside down'' forks. As long as you remove and reinstall them carefully you should be able to flip them over and they should work just fine. Lube the inside of the fork seal and carefully work the upper fork leg into the seal. Drain oil and clean. On the 1997 CR they put Marzocchi forks in place of the Showa. Install retaining clip in the fork slider. Obviously you aren't supposed to ride around with a leaking fork seal anyway, but it seems to me the leak would be far worse with an upside down fork. Between the dust seal and the oil seal there is an oil seal stopper ring which needs to be removed. Turning the fork upside down will not lubricate the foam rings. When you have gotten the forks off, the first thing to do is to remove the fork caps, carefully they're spring loaded. Follow the manufacturer's procedure to bleed the dampening rod and adjusting the fork oil level The foam rings are above the oil seals and under the dust caps. Anyhow, changing fork seals on the Marzocchi 35mm forks (and any other fork for that matter, is really quite easy. A wide variety of upside down forks options are available to you, There are 333 upside down forks suppliers, mainly located in … The three legged piece in this picture actually goes in the fork cap, I set it down … Separate the upper & lower for tubes. You might not need to replace your seals … How to change fork seals on a 1987 Honda xr200r? Slide spacer and then fork seal down fork tube, and drive the seal into the bore of the slider using the PVC until retaining clip groove is visible. Right, Some of you may remember me asking about fork seals for a demon x racing 140cc pit bike, After browsing through alot of stuff, only some of it in the littlest of help, i fought f-it i'll go for it, ONLY for upside down forks***** May work on the same type of upside down forks*** NOT tested! 8 piece set; For inverted (upside down) forks; Sizes include 36, 41, 43, 45, 46, 47, 48 and 49 mm bullets. 9. Get your seal pounder out and slide it over the forks and seat that 1 1/4" coupler on top of the new seal. This post will cover how to change the fork seals in the Yamaha R3 and how to replace the fork oil. Remove the seal. Don't get me wrong, the forks on my 2001 cr500 work good. Pour out the oil. Upper fork leg- lube the dust cover and slide it on to the leg. I figure you undo the big nut at the tip of the fork, and loosen the pinch bolts at two laces and the forks come out the bottom. Before you start down this road you might want to look at SealMate Fork Seal Cleaner. Clean up the fork upper and lower and flush out any gunk. Time to join the two pieces! You can pop up the dust caps and oil the foam rings form time to time. That's because many modern forks are upside-down. How to service a Fox fork – video. Why then, does the mountain bike industry use upright forks? Oil seals and dust seals for the OEM Upside Down front forks in 2006-2007 VRSCR Night Rod, 2014-2017 VRSDX Night Rod Special, 2009-2017 VRSCF V-Rod Muscle, 2008-2010 XR1200, 2010-2013 XR1200X, 2016-2018 XL1200R, 2018 to present FXFB & FXFBS Fat Bob, 2018 to present FLSB Sport Glide and 2016-2017 FXSE CVO Breakout. 7. Turn fork over to drain oil, gently pump damping rod to completely remove all oil from cartridge. I know this is how I did it on my yamaha vmax and it was easy but I figured with this upside down style forks … Turn fork over to drain oil, gently pump damping rod to completely remove all oil from cartridge. Have done normal forks with no problem. Slide the spacer, washer and seal down into the top of the fork leg. I used a twist tie bag for this. IMHO, it is not possible to do this job without removing the legs: first, you won't be able to remove the fork cap and second there isn't sufficient clearance to the ground to separate the two halves of the leg to replace the seal. I know this is old but I will be doing fork seals on my soon to me 06 zx10r. ... Slide the old covers and seals off the tubes, clean their seats and the tubes, slide the new seals on the forks, clean the old seals and dust covers. If you put them in upside down the oil can blow right by the seal lip. 4. Tools needed: Impact gun/wrench 6mm allen drive that fits your impact. Great on a sport bike on smooth pavement with Hp to burn but on really rough ground the compliance of the right side up paid off. Removing that bottom allen head bolt I can seperate the forks bikes ) are bicycle fork for matter. 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