Extended fork tube spacers. Fork Tube Extensions at Dennis Kirk.
Extended fork tube spacers 2" and 3" apparently are only 10g apart, just default for longer one for greater adjustability? Apr 2, 2012 · extended fork tube. want to try and do them stock to see what Nov 1, 2019 · I had a bike with really poor fork action so took them apart and found the spacer tube and washers used where the wrong diameter. Find the Custom Cycle Engineering Black 43mm Fork Tubes for 2018-2024 Harley Low Rider S and ST models at Get Lowered Cycles. 2mm 25. 5" spacers can go at the bottom of the spring to make it easier to assemble. Slugs do make noise on hard bumps, no getting away from that ! The fix is to install the correct length springs. Extensions simply add a weak point to your forks. Jul 29, 2015 · Tried searching for a clearer answer on this - does anyone have recommendations for a what to use as a spacer for extended 39mm fork tubes? Putting some 10 overs on my sportster and I wanna know what the best practice is. Measure the tubes being replaced for your applications starting point. When you are ready to replace worn or damaged fork tubes, or change the length of your front end, you want the best quality fork tubes available. Jul 24, 2024 · TOFR 41mm Fork Tubes 3" Extensions for Harley Wide Glide Road Glide Electra Glide Road King Softail Fat Boy Dyna Fork End Extension Custom Cycle Engineering - 43MM Hard Chrome Inverted Harley 23" Length Fork Tubes fits '18-'22 M8 Softail Models These 43mm inverted-style fork tubes fit OEM legs and cartridges (includes 2" spacers for plus-size tubes). The gap is required to ensure sufficient preload of the headset 39mm Fork Tube Diameter 34-1/4” Fork Tube Length Fits any model Harley with 39mm Forks (Such as 1987-up Sportster. Tubes went together fine however now I realize there is a 4 inch gap between the lower sliders and the upper slidders, duh suppose I should have realized this before. I may not require the entire 2 inches, so can rearrange the spacers to dial in the best extension. Package Include：1 x pair of fork tube extension. I know they're supposed to be 6" long since thats what I'm extending forks by. Editor Note* - These tubes do not come with PVC pipe inserts, if you need them use 5/8” PVC and cut to whatever extension your tubes are. In this case 1 ¼" shorter. Mar 13, 2010 · Does anyone who has shortend their fork spacers know what the diameter is? And if you used PVC for spacers, what size and thickness did you use? Thanks, Mike. mm and 2 x 7. Oct 1, 2024 · What is the consensus on fork tube extensions? I got 1. -Extended fork tubes -Spacers to make up the gap for the springs, created by the longer fork tubes Extends 49mm fork tubes 2 in. From fork tubes and springs to fork braces, seals, and steering head bearings, we provide everything needed for a complete suspension setup. The damper tubes that were in my Nightster were 7”. He also removes the reflectors, rebuilds the forks and installs fork tube extension caps. Is it still safe to add on a stem height extender? Amazon. These high-quality components are available in various lengths and finishes, making them perfect for Harley-Davidson mo Extended Damper Tube Kit for Harley 39mm forks This kit worked great on my 2007 Nightster. I measure about an inch past the bottom of the threads. Find the top 100 most popular items in Amazon Sports & Outdoors Best Sellers. To this day, Custom Cycle Engineering is producing high-quality parts that work well and look fantastic. Also, yes that company recommends epoxy to bond it in permanently, but plenty of other similar expander plug designs don't require epoxy, so one could probably be ok without any glue. First, is the number of spacers ok or too many? I could always flip the stem and get the bars in about the same position while having the stem clamp a bit lower. Any length that goes above the top of the fork tube is ok for now. the largest i can find is +6 49mm but its still not tall enough for me. 2 Million+ Users Served. What are my options other than a new set of forks which I’ll never be able to find? I tried 2 x 12 Here is what I do: with tube/slider assembled and fully extended, drop the spring in and then stick your tape measure in till hits the spring. 4mm 150mm Nov 21, 2012 · Install the spring and a 6 inch spacer to compensate for the 6 inch over tubes, A washer between the spring and spacer will help insure the spacer stays on top of the spring. What was happening was the spring had a plastic guide in the centre and the undersize spacer tube and washers were moving to one side and digging into the guide shaving bits off plastic and causing very limited travel. over stock when paired with our custom springs (custom springs must be purchased with full setup and cartridge re-valving) Special cap tool will be needed for Jun 7, 2006 · So I have lowered a V65 Magna by putting a spacer down the chrome inner tube, then putting the damper rod in, and then the spring. As a rough rule of thumb, the fork spring (figure 2) or fork spring and spacer combination (figure 3) should be at least flush (or above) the top of the fork tube with the forks fully extended. I need to extend it higher (the max is 55mm) so my options are 1 x 12. No modifications required. I'm new to working on carbon fiber bikes, so I wanted to make sure this step setup looks ok on this new Cannondale Synapse my wife just bought. Theoretically the additional spacer on the top of the spring should compress the spring enough to give you the same lift as the spacer is tall. 4 Fork Tube Handlebar Stem Spacer Black Silver 2 Colors 50+ bought in past month Add to cart Most motorcycles need between 3⁄4" and 1" of pre-load. Looks like an aluminum cup. Nov 28, 2023 · When you take the tube caps off be prepared for the spring pre-load ! The stock forks don't have spacers from my memory but the extended forks require them to compensate for the extensions. I did alot of research before i started getting things together but i found alot of information not availible for these cartridge style forks on the newer sportsters. if you want more preload, you can go longer. Stock preload and rebound adjusters still work. These fork tubes fit Jul 9, 2021 · extending the 1200s (sportster sport) and fxdx 39mm forks can be done. If it goes on top of the spring under the fork cap, that's an anti rattle spacer. Extended fork tubes don't have an affect on the fork hydraulics, that metric doesn't change. Oversize information is based on the stock length of 77-78 models. Aug 6, 2021 · I am thinking about TC Bros. Raising the rear all things the same in the front will lesson trail,changes to rear height changes effective neck angle. If yours are right under the fork caps they're "slugs". They Stop front 4 Spacers Included: The stem riser adapter comes with 4 spacers (1×5 mm & 3×10 mm), so you can adjust the height of the riser stem by swapping spacers Easy to Install: Just slide the stem extender onto the steerer tube and tighten it. Pull the spacer out and measure 1 ¼" down from the mark. Frank's actually includes this spacer with the tubes if you buy from them. Fat Bob (FXFB) 2018-20 Fat Bob 114 (FXFBS) 2018-22 Low Rider S (FXLRS) 2020-22 Low Rider ST (FXLRST) 2022 with + 2 spacers 43mm Fork Tubes, 27″ & 26-3/4″, 4″ Over Standard Length, Ultra Chrome with + 4″ spacers. Tarozzi produces the largest line of replacement fork tubes in the world. I used +6 inch fork tubes and typical rebuild stuff. Enjoy free shipping on orders $79. We buff the material to a mirror finish and chrome plate the final product to a Ultra chrome finish. The Dimension Steerer Extender for 1 1/8" Threadless steerer tubes adds 2" to 3-1/4 " to the top of your steering tube. Bike steerer tubes are most commonly made from aluminum, but are often carbon fiber May 19, 2024 · The steerer extender I linked has an option for 10mm extension so you could just put a spacer above the top cap or cut the fork down slightly more. Easy bolt-on application: no modification require. Jul 26, 2024 · 2005 V Star 1100 classic/custom (stripped down bobber conversion - classic front wheel and discs/custom triple trees) I am looking to extend the front forks by about 3 inches I know of one option - which is to add fork extensions - have heard good and bad things about doing this I am having Mar 16, 2015 · I have +6” Franks forks tubes on my 750, don’t go with extension slugs IMO, you’re adding a weakened point to the fork tube when they’re installed, spend the $$$ on the longer tubes. Most items listed have a cross reference to the OEM part number. Fork Tube Kit for Harley-Davidson 35mm Fork (Shovelhead/Ironhead) This fork tube kit contains the items you need to refresh or extend hydraulic 35mm narrowglide front ends originally found on many Harley-Davidson Sportster (XL) and Shovelhead (FX, FXR) motorcycles. Feb 8, 2008 · If I understand it correctly, they put fork tube spacers INSIDE the fork tubes and then put the fork caps back on. and 26 in. Nov 17, 2022 · Some easier to adjust for longer lengths than others such as American Suspension Mach7r lowers and Pro-action's kit by simple longer spacers at the top with longer tubes or by using fork top extensions. I've seen guys using 3/4" PVC to do this. 95 for aftermarket fork components. Does anyone know the STOCK length of the FORK spacers in the tubes? I believe it's 1 1/4" OD and 1" ID diameter for the preload. They are offered in a chrome plated finish the same as most new motorcycles are equipped. Jun 2, 2020 · The diagram below shows the assembly within the contexts of the bike frame and a photograph of the extended steerer tube by approximately 20mm Steerer Fork Extension A key point in this setup is to ensure there is a gap between the top cap and the yellow Modified Expansion Plug. * Compatible with upper headset bearing cups only. MPN: 45500117 for Harley Touring Model w/49mm fork. So we need to cut the spacer shorter to get the proper pre-load. These fork tubes fit any model Harley with a 39mm front end on it. Got a new second hand fork - too long steerer tube. These Progressive Type Springs improve handling and overall ride quality. Fork Tube Extensions at Dennis Kirk. i know i need to make a pair of 4" pvc or steel spacers for them to go on top of the springs. Stems for a threadless steerer If your bike has a "threadless" fork/ headset , options for stem adjustment are usually even more sparse. The spacer on top of the spring needs to be trimmed the same length as the spacer installed down below. Doe Feb 13, 2019 · Extend Length: 2 inch. Oct 5, 2009 · So here is the rule for spacers when you are installing overlength tubes. Opting for a longer compression plug due to spacer height on carbon steerer. 5 inches. Fast, Free shipping and the best customer service. com: harley fork slidersFront Lower Fork Leg Covers for Street Glide 2014-2020, LED Front Lower Fork Slider Light for Harley Touring Street Glide Road King Electra Glide Ultra Limited 2014-2020 Accessories Jul 16, 2016 · If you had, say, 200mm from the uncompressed spring to the edge of the fully extended fork tube, and the depth of your cap from the top of the threads to the bottom of the preload adjuster is 50mm, then adding 20mm of static preload would give a spacer length of 170mm. Usually this is just a length of 3/4" or so PVC pipe from your local Home Depot. Jan 22, 2012 · To cut a long story short I found a way of extending the cartidge by 30mm to give extra fork travel, the stock springs will just take this before they start to bind, The outer fork tubes seem plenty long enough to cope with this extension and could go even longer but new springs would be needed. All information provided is based on 6. I intend to keep the stock rake, they increased the rake on this model compared to other years, but i cant seem to find 49mm +8 over fork tubes anywhere. This listing is for fork tubes only, internals are not included. You will not enjoy putting the caps back on. Ever had trouble fitting a new stem to a fork only to find that the steerer tube is now too short? The Velobike Innovation steerer tube extender raises the height of your steerer by up to 18mm. Cut or spacers? This thread is locked New comments cannot be posted comments Best Find the Cycle Visions 49mm 1 in. 5mm). This bike stem extender is very easy to fit Online shopping from a great selection of bike headset spacers in the Outdoor Recreation store on Amazon. 5" taller rear shocks and hear that it's important to the raise the front to match the rear and balance the bike. Mar 2, 2023 · What Is A Bike Steerer Tube? A bike steerer tube connects the stem and handlebars to the fork – and by extension the front wheel. Longer kickstands are available aftermarket. front wheels, or to raise the bike up 2 in. Measure the stock spacer and add 8" to that length and you'll have the length you need to cut the new spacers. Enhance your Harley Davidson's performance and appearance with CycleVisions' 39mm Fork Tube Extensions. and theoretically with the proper spacer length and proper wt fork oil, you shouldn't really be bottoming out enough to where it is an issue using Pvc. Match the spacer length to the "over stock" length of the tubes. This is the first half of our two Hard chrome finish Diameter: 35mm Sold as a pair Note: Factory sized fork springs will need spacers placed on top when used with extended length fork tubes. Please check and be sure this matches your motorcycle. These fork tubes fit Fork Tube Extension Thanks for the replys. 4" extended fork tubes for my 2019 Iron 1200. (Forks are now 2 1/2” longer when fully extended) This got the front up to match the back where I put 13” shocks (2” taller than stock) I can make small adjustments for the 1 Inch Headset Spacer 5PCS 25. Great for riders over 5'10" with 13. Then we centerless grind the outside diameter to OEM specifications and machine the rest of the tube to exact ID specs. Dec 3, 2022 · Joining the Aethos frame to the Aethos fork is the headset and other small parts around the headset. Fork Tubes for Custom Motorcycles. Azarxis Bike Fork Stem Quill Riser Extension Road Mountain Bicycle Stem Head Up Handlebar Riser Adapter 1-1/8 Inch φ22. 43mm, Set Fork Tube, +2 Length, LH 25″ & RH 24 3/4″ Ultra Chrome . This is another simple way to riser your handlebar by extending your fork end top and adjust for a stretched or raked frame. Feb 19, 2015 · Also if it's the one at the bottom of the fork damper, that must stay in. These fork tubes fit Jan 16, 2017 · I have to wonder, if you cut your steer tube to the maximum recommended length for above and below your stem. I used the provided spacer and ended up with 2 1/2” more fork travel. Easiest way to measure this is to put the spring, washer and uncut spacer in the extended fork leg. As mentioned earlier in the posts, the Specialized S-Works Aethos uses an integrated headset design, with the bearing races already molded directly into the head tube of the frame, and steerer tube of the fork. stainless steel fork tube extension with O-ring (2) 2 in. 35mm Fork Tube Diameter 27-1/4” Fork Tube Length +4” length for Harley OEM #45407-75 Fits 1975-1983 Harley Sportster XL and 1976-1983 Harley FX models When you are ready to replace worn or damaged fork tubes, or change the length of your front end, you want to be sure you have good quality fork tubes. Discover the best Bike Headset Spacers in Best Sellers. 5mm which i think I can get away with but ideally i’d like an extra 2. 35mm Fork Tube Diameter 29-1/4” Fork Tube Length +6” length for Harley OEM #45407-75 Fits 1975-1983 Harley Sportster XL and 1976-1983 Harley FX models When you are ready to replace worn or damaged fork tubes, or change the length of your front end, you want to be sure you have good quality fork tubes. No spacers came with the tubes so I made some from Black Iron pipe. If you have a raked triple tree you should consider fork tube extensions instead. The original internals will now seat up against the bottom of the fork extension rather than the fork cap. QUESTION 1 When it comes extending your front forks (assuming they do not go so far as to run out your cables) you need. Apr 4, 2006 · Inmate Jason sent me an email question regarding extending travel with our longer fork damper rods. Explore durable, easy-to-install models that provide a range of height adjustments. This way the stem is fully engaged on the steering tube. TWO SIZE STANDARDS: -- 1 43mm, Set Fork Tube, +2 Length, LH 25" & RH 24 3/4" Hard Chrome Fat Bob (FXFB) 2018-20 Fat Bob 114 (FXFBS) 2018-22 Low Rider S (FXLRS) 2020-22 Low Rider ST (FXLRST) 2022 with + 2 spacers Seth shows how to remove the fender mounts from Sportster fork lowers. Apr 16, 2024 · Install the Stem Extender: Slide the stem extender onto the fork's steerer tube. Howdy guys! While im waiting for my new sissy bar ive been looking at extended fork's for my 2006 dyna wide glide fxdwgi. Fork Tube Extensions. Then you take the fork cap off Second !!! THIRD you screw out that drain plug. Second, aren't carbon fiber steerer tubes supposed to have a spacer on top of the stem Feb 18, 2025 · The last 2 photos show a dry fit and the final extended steer tube on the bike with the maximum extension of 2 inches. Aug 3, 2012 · I put the socket for the upper fork tube nut on a 4" 1/2 drive extension, then put a 10" extension on top of that 4" with that metal bar in between the extensions. Jack the front up first, forks extended. (not sure if that's the correct term/name for a cartridge style fork rod) when I recently did mine, I bought the new standard 39mm tubes, measured them, then measured my original tubes, and subtracted the difference Dec 11, 2009 · Get a set of longer fork legs from "forking by frank", and cut yourself a spacer from PVC equal to the extra length of the fork tubes. 39mm Fork Tube Diameter 29” Fork Tube Length +4” length based on stock 25" length on '04-up Sportsters Fits any model Harley with 39mm Forks (such as 1987-up Sportster, and certain Dynas). Oct 22, 2025 · Brian Radmond of Geared Science gives you and easy step by step tutorial on how to extend your fork tubes and give your Harley-Davidson a more aggressive chopper style stance. 5" or taller rear shocks Free install with any full rebuild or full setup/re-valve Provides 2 in. spacers (2) 1/2 in If you're installing longer tubes and keeping the stock springs, you'll need to cut a spacer to make up the difference. When the handlebars are turned, the steerer tube moves to steer the front wheel. We start with DOM 1026 steel tubing that is ordered specially from a tubing mill. Use 3/4"ID schedule 40 PVC pipe for spacers. It’s why we offer both road and mountain bike stems in a variety of lengths and rises. Getting the cap back on requires having two hands. See more fitments below). Perfect when installing 23 in. Install the fork spring spacer tube. Oct 12, 2020 · Why is it standard ( or seems standard ) to cut the steering tube to 3mm below the top of stem ( accounting for spacers between stem and headset) ? This seems much less optimal than cutting flush or even 1-2mm longer and using a 5mm spacer above the stem ( under the preload cap ) . Jun 3, 2024 · This fork tube extensions extends is perfect for all 39mm fork tubes install 23 inch and 26 inch front wheels. Find The Best Deal. As a matter of course, have some new fork Do i need to add a 3" long piece of pvc for a spacer? Thanks A: You do not. Extend your front fork tube 1" to fit larger front wheels or raise your bike. Harley 39 mm Fork Tube Extensions - 2" These 39 mm Fork Tube Extensions are a quick easy solution to adding a little length to your front end. B-1. Shop our complete selection of Harley-Davidson Motorcycle parts and accessories including the Cycle Visions 49mm 1 in. They quickly became known for their extended length fork tubes and tweek bars. Stems go a long way to helping you achieve a proper bike fit so you can ride with more comfort and confidence. May 20, 2023 · With some minimal tools found around the garage, a new set of extended Custom Cycle Engineering fork tubes and a James Gasket 39MM Narrowglide fork seal rebuild kit you will be rocking new legs on your chopper in minutes! Finally got all my parts in for the extended forks, almost finished with it. C-15 MM (approximately 5/8") is the space left (suggested by Sasquatch) for preload adjustment. "Slugs' are used to compensate for a fork tube length change without changing the spring lengths. For info and safety reasons I asked Jason for permission to post his question. Stock length 1973-1976 tubes are 1" shorter. depending on how much longer your new desired fork tubes are, is how much you will extend the "damper" rod. 5 = 27. I know people use pvc, what kind / dimensions of pipe should I be using? Thanks in advance - Kit contains 2 fork tubes, 2 fork oil seals, 2 dust seals, 2 fork boots, 2 oil seal retaining rings, fork oil cap O-rings, and 4 damper tube rings Fork spring spacers are included where required (extended tubes) TC Bros. So if you buy, 4" over fork tubes (4" longer then stock) you would want a 4" spacer on top of the spring before you install the fork caps. Are there any downsides or points I should consider before pulling the trigger The TJ BRUTAL CUSTOMS Fork Tube Extensions for Honda Shadow VT600 VLX Steed motorcycle forks are just what you need to turn that motorcycle into a mean highway cruiser! Extending the forks of a bike gives a bike a much more custom look, the handling at highway speeds is a bit more stable and it just looks cool as hell! Jul 28, 2023 · Cut Steerer Tube Too Short? (Here's What To Do) An important part of bike fit is adjusting your handlebar height by cutting the steerer tube on your bike fork. The Fork Tubes collection at TC Bros features premium replacement and custom fork tubes designed to enhance the performance and style of your motorcycle's front end. You will need to raise the bike to take the load off of the front suspension. Whether you're working Specific expander for EDG Road, Gera Curvy, Gera EDG and Allroad forks with a D-shape steerer. 125" is the distance from where the fork cap touches the top of the fork tube to the bottom of the cap where it touches the spring/spacer with preload set on zero (softest). The bicycle steerer tube is a part of the fork, rather than an independent part in its own right. SEE ALSO: Optional weld-in service (for titanium frames only). OR live with it like it is ! Mar 26, 2013 · got my +4 fork tubes. I used the trackerdie cartridge eliminator kit without the spacer so 11. Much easier if the fork tube is in a proper soft-jaw vise and you have a proper socket for the Shop our best motorcycle fork components included motorcycle fork seal, tube and more. Dec 18, 2019 · It shipped really quick, had it a couple days after ordering. Precision machined from aluminum, the light weight extender means you no longer have to purchase a new fork for your frameset. You can easily make your own fork tube spacers out of 1 inch PVC pipe to replace the metal space inside the fork tubes. Your spring kit may have two separate spacer tubes or a single length of tube. Jan 7, 2013 · I assume I take out bolt at bottom of fork tube, let oil drain out, then take off fork caps and pour new oil in the top? If so how much oil goes in there? THANKS. Titanium multiple sizes"HEADS UP" TITANIUM HEAD TUBE EXTENSION * Presses into the top of your bicycle's headtube to extend stack height. Do the drain screw first under pressure and Its gone ! No, the tubes go back together with all of the original factory parts but you must use a spacer above the spring to account for the extra length in the tubes. This lessens travel by the length of the Steerer tube extenders let you adapt your bike's setup for optimal comfort. Those spacers put extra pressure on the stock springs in the fork tubes which raises the front ride height to the correct level for the bike with a trike kit on it. FL models require 2" longer fork slider covers (sold separately) NOTE: Will not work with air assist or cartridge fork tubes Included Items: (2) 2 in. The PVC spacer that sits on top of the spring? Rebuilding an extra set of forks and am missing those spacers. . Unbiased and Complete. Jul 11, 2011 · Just spacers would do the job, but keep in mind the longer the spacer and shorter the spring the stiffer the ride will be. If your extender comes with its own spacers, follow the manufacturer's instructions on how to use them. All items meet or exceed original equipment manufacturer's specifications. 5mm or even more. Ideal for riders looking to install larger wheels or achieve a higher, more aggressive stance. Fork extensionProvides 20mm of additional tube length. You reuse the lowers, springs, and dampeners. Jun 2, 2023 · We've Compiled 6,500+ Free Reviews to Find You The Best Bike Steerer Tube extender. Made from durable stainless steel for lasting reliability. Mark the spacer tube even with the top of the fork tube. Measure the length of the stock spring against the Progressive spring, if the springs are different lengths add or subtract from the anti rattle spacer to be equal to the original overall spring / spacer length. Jun 5, 2020 · Too much. That being said, I always replace the seals and bottom screw when I put a fork assembly back together. Apr 9, 2011 · Those 1. * Works with all frame materials. The expander is supplied with a top cap with an eccentric hole and a specific D-shape spacer to be assembled with traditional stems. This is a product that we May 19, 2024 · Hey folks, got a cannondale system six and the steerer has been cut to accomadate 25mm of spacers ( 2 x 12. com. Mark and cut from that point. TC Bros. * Superlight, only 24 grams. Going 4" over? Start with a length of 4" pipe so the springs are preloaded when the fork caps go back on. Fork Tube Kit For Harley-Davidson 39mm (Late FXR, Early Dyna, and Evo Sportster) If you’re rebuilding a fork and found the tubes damaged, you may need replacements. I couldnt find Jul 24, 2024 · TOFR 41mm Fork Tubes 2" Extensions for Harley Wide Glide Road Glide Electra Glide Road King Softail Fat Boy Dyna Fork End Extension For over 30 years we have been manufacturing extended fork tubes. These will Enhance the handling and comfort of your Harley-Davidson Dyna with TC Bros' Suspension collection, offering high-quality components to fine-tune your ride. the thing im wondering about is: usually (with original tube length) the top nut is fastened to the "rod" that the spring is around. 【Quality Material】This quality polished oxidized silver finish aftermarket harley 2" extended fork tube is made from high quality laser cut solid heavy duty billet aluminium, for which it is with high hardness, rust resisting Apr 4, 2012 · changing fork tubes from FXDB to FXDWG (Extended fork tubes) Started by N-gin, April 04, 2012, 03:16:55 PM Previous topic - Next topic 0 Members and 1 Guest are viewing this topic. Nov 3, 2019 · I did a quick google search before posting and am here just to confirm. Custom Cycle Engineering has been Progressive Type Front Fork Spring Set/2 with Required Spacers and Washers. Installing extended 6” over fork tubes and I'm having trouble figuring out the pvc spacer size -- video on youtube says it's 5/8", however this isn't a size that any plumbing outlets or Home Depot / Lowes carry, and it's not listed on PVC pipe sizes charts I've found. There may be some spacer washers above or below the clamp-on "threadless" stem that could be re-arranged, but, generally, again, the stem is probably already as high up as it will go, with the spacers 35mm Fork Tube Diameter 31-1/4” Fork Tube Length +8” length for Harley OEM #45407-75 Fits 1975-1983 Harley Sportster XL and 1976-1983 Harley FX models When you are ready to replace worn or damaged fork tubes, or change the length of your front end, you want to be sure you have good quality fork tubes. Jan 2, 2018 · Sounds to me like you have "slugs" not spacers like the Progressive front forks use. Not intended for use with lower headset bearing cups. Work with stock triple tress and stock spring fork to raise and lengthen on the front end. (So 1" PVC spacer between the damper and fork tube means I need to cut 1" off the spacers on top of the fork springs). The kit comes with everything you need to replace a set of 39mm fork tubes: fork seals, dust covers, fork tubes, spacer, and dampener bolts. hxdafdspbpyxfhektekprrrfbkfselemxrojrljpyxayadegmfdqhrbtgckjkgwgiraookqxf