I thought that the bearings could be smoother and decided to take apart the hubs and check what kind of bearings they have. $190 USD . Loosen and remove drive side locknut. Clean area above cap as well. Use a soft brush and a bucket of high-quality bike cleaner to wash off all stubborn dirt. Much of the process is similar to a hub overhaul. Sleeve nut will press against locknut and act as a press to remove axle cap. Riders must follow this procedure: Fork and Shock should be serviced following the manufacturers' recommendation. Forks. $25. Turning up short through my search efforts so hopefully someone here can point me in the right direction. ... i have a front hub that has done sterling service for 2 years. Please select an option. The body can then be flushed with solvent for cleaning, dried, lubricated with oil, and then reinstalled. REAR HUB Specialized, sealed cartridge bearings, 12x148mm thru-axle, 28h SPOKES Stainless, 14g RIMS Stout XC 29, 25mm internal width, disc-specific . Unthread and remove this nut after loosening screw that hold pinch nut. Chorus and Record freehubs are held on by the axle. Engage freehub into hub body. We are not allowing any bike rentals or demos until further notice. Install wheel into frame and secure quick-release. Service Parts. If you are holding a wrench 6 inches from the bolt, apply 60 pounds of effort. With both bearings removed, clean the inside of the hub with isopropyl alcohol or a similarly … Spin freehub to work lube inside. Slide freehub onto axle and press to seat freehub over seal. The blow-up image seen below is a ball bearing type freehub. Specialized Stout hubs – any good? Pawls are inside hub shell. Insert two 5mm hex wrenches into each side of the axle. Clean parts. $41.20. Service Parts. Freehub and axle assembly will slide out of hub body. Flush freehub in solvent, spinning body to remove dirt. Use a hex wrench to loosen and remove the freehub holding-bolt. Grease springs and pawls, and install into freehub. A clutch mechanism allows the hub to engage and drive the bike forward. Use care not to get solvent in cartridge bearings. You will only have labor charges if there are other services performed. The freehub uses a splined cylinder to hold the cassette cogs. Happened a couple of winters ago and I had the lbs sort it but I'd like to have a go myself, I do all my own servicing now bar wheel truing. Previous Next. Hold non-drive side cone with cone wrench. The freehub pawls and bearings operate only while the bike is coasting. How to lubricate ball bearings inside of Shimano Deore XT rear hub FH-M756. Use care not to loose pawls, springs and axle spacer behind freehub. Shop our handbuilt road, XC, trail and triathlon wheels for your bike now. Clean under dust cap using a brush and rags. Turn counter-clockwise 1/4 turn and secure screw in pinch nut. Several other brands follow the same steps. It's starting to engage when freewheeling. ... HUB MY21 CONTROL SL REAR HUB, LFM18,24H,6 BOLT,XD DRIVE BODY,148X12MM,RATCHET EXP(H180TDDRR24SO7940C) Control SL, Epic SW, Epic EVO SW: … COPYRIGHT © Formula Engineering Inc. ALL RIGHT RESERVED. Blow dry with compressed air. Inspect axle ends. Hub overhaul. I just want to ride bikes with my friends. With enough use, the freehub will simply wear out. The axle is independent of the freehub. This is my second set of wheels that were built by Handspun. NOTE: Do not attempt to pry out right side dust cap from Shimano® freehubs. Damage may result. Wipe down your bike with a soft cloth to dry off all excess water. These may be removed and replaced. If bearings are not to be replaced, do not removed bearings. The common Shimano® freehub uses internal loose ball bearing, pawls and springs. Regular inspections and service by an Authorized Specialized Retailer is of great importance to keep bikes in top condition. The only unknown here is the Sram X.9 hub that have zero info/reviews on the web about them. Loosen sleeve nut. Rotate freehub counter-clockwise and squeeze each pawls to engage into hub body ratchet. Install axle and assemble non-drive side parts. Derailleur Hanger. You can find a retailer with the Find a Retailer link, The retailer will coordinate service with Specialized and get a labor credit. Weight--I weighed them on my trusty digital luggage scale and they came out to be 2200g/pair with skewers. Axle should turn smoothly with no side-to-side motion after adjustment. Install second gear into hub shell, with smooth side facing hub shell and teeth side facing freehub body. SJ FSR models are equipped with 150mm travel forks for both wheel sizes. Turn right side axle end cap clockwise to loosen. If no compressed air is available, allow freehub to sit until completely dry. Loosen left side pre-load adjusting ring setscrew. Rear Thru-Axle, 148mm. The small ball bearings are available as replacement parts. Rear Thru-Axle with 5mm head for 142mm rear hub spacing. ** I should add that I've found a lot of complaining of these hubs being poor quality, but no info on how to remedy the issue. The first thing you’ll probably notice about this set … Use care not to loose small parts. The hub internals feature sealed bearings and DT Swiss 240 internals with a 54-tooth star ratchet in the rear, making for lightning fast engagement. Find a Retailer; en. However, if the bearings are worn out and require replacing, it is very likely the entire freehub is needing replacement. Clean and flush all ratcheting parts. The freehub is the ratcheting mechanism attached to the rear hub of most modern derailleur bike hubs. Damper services will be performed at the Specialized Service Center. $23. Axle will slide out once sleeve nut is removed. If necessary use the Campangolo® UT-HU080 tool. The DT-Hugi® freehub uses cartridge bearings. Loosen threaded pinch nut on left side of axle. Use a liquid lubricant in the back side and front. Just got a 2013 Stumpjumper Comp 29 HT for my wife (second hand so no warranty) and the rear hub sounds terrible. For online customers, BikeParts.com is running at normal capacity as are our shipping companies USPS and Fedex. The American Classic® freehub contains cartridge bearings. It can be difficult to engage pawls into hub shell. seem strong and free running and need no real TLC. Cartridge-bearing hubs are the pinnacle of cycling technology, so if you have them, keep them. Pull freehub from right side. Rear Thru-Axle, 148mm. Hold axle with a 6mm hex wrench and loosen sleeve nut coutner clockwise. This article will discuss freehub service for the following brands: Shimano®, DT-Hugi® (some Bontrager), American Classic®, Campagnolo®, Bontrager®, Cane Creek®, and Zipp®. Most rear hubs allow the freehub body to be removed. ... For the rear… Inside the freehub mechanism will be bearings and a clutch system, usually ratcheting teeth and pawls. Rinse off your bike with a low-pressure hose to clean off all excess soap. Specialized Hubs Front & Rear. Much of the process is similar to a hub overhaul. The cartridge bearings may be tapped out and pressed by in with new bearings. High performance carbon fiber bicycle wheels designed to be true to your ride. The pawls may begin to slip and the bearings may become rough. Rear Thru-Axle with 6mm head for 148mm rear hub spacing. The clutch then disengages for coasting or braking. The freehub mechanism is behind the body. Specialized Front Hub . Tighten to about 360 inch-pounds. To service the freehub, begin by removing rear cogs. Use fingers to loosen adjusting counter-clockwise, away from hub. Push axle side to side and note any movement. $52.18. This will also remove the drive side axle cap. Rotating the pedals backwards expands the brake shoes into the steel hub … The cassette cogs have no moving parts. The procedure below is based on the Shimano® freehub removal process. The hub contains internal brake shoes housed inside a metal shell. Be aware that it is not recommend to completely dismantling the freehub itself. Pull axle to the left and remove axle from hub. If play is detected at rim, loosen pinch nut screw and turn nut clockwise slightly and resecure screw. PARK TOOL® and the color BLUE are registered trademarks of Park Tool Co. All other referenced trademarks and trademark registrations are the property of their respective owners. 291 Posts . Gently remove any seal behind freehub body. Finally, with the 110/148 variant, you receive all of the benefits that Boost spacing offers. Note orientation of pawls as you remove freehub. Talisman DC4 428 Gram Hub Set Review. $19.28 shipping. Learn more. All forks use a tapered alloy steerer and 110mm hub spacing. Serviced the hub before, bearings ect but never the freehub. Freehub ratchet may be cleaned and re-greased. The installation of the freehub is basically the reverse of assembly. Air Conditioning Service One of our trained air conditioning specialists will inspect your vehicle’s air conditioner, all A/C lines, evaporator and compressor for leaks and wear. Clean pawls and star ratchet. Fork service should follow the manufacturers' recommendation, which is typically every 50hrs for seals and every 200hrs for damper services. Buy now, pay later with Klarna. The angled teeth face one another. Damper services will be performed at the Specialized Service Center. Loosen the axle nut on the right side using a 17mm wrench. Most manufacturers recommend liquid lubricant for the inside of the freehub. or Best Offer. How to service loose ball cup and cone hubs You will need: Tools required for standard hub servicing. For rear hubs, begin by removing rear cogs. For recommended service intervals on Specialized-designed and manufactured parts, refer to the manual or to an Authorized Specialized Retailer. Cane Creek uses a cartridge bearing system in the hub and freehub. The freehub body holds cartridge bearings. You can also tie a string around the pawls to help engage it into the shell, then pull the string loose. All damper service orders on MY21 and later Brain rear shocks will be covered at no cost to the rider for 2 years from purchase. This simple truth drives us to be—and do—better. Rear Thru-Axle, 142mm. Remove set screw from side of drive side locknut. When the bike is pedaled, the pawls lock onto the ratcheting teeth, and the freehub bearings take very little stress. Test for lateral movement in hub by check for play at rim. Apply new grease such as PPL-1. Brain shocks require air can service every 125hrs and damper service every 250hrs. Use normal precautions when using compressed air. From seasoned pros and weekend warriors, to kids and commuters—if you ride, we’re for you. Part No. DT-Hugi® (also certain generations of Bontrager®). Thread end cap onto axle. The left side of the axle is fitted with a hex hole. Visit http://bikebook.si Because of this, bicycle grease is typically not required inside a freehub. A typical hub with cone bearings can last you 5-7 years. The clutch is composed of two star ratchet gears. Discussion Starter • #1 • Jan 10, 2015. or Best Offer. To service the freehub, begin by removing rear cogs. Find Nearby. Install axle into hub body from left side. Previous Next. Install one gear inside freehub with smooth side facing freehub, and toothed side facing hub shell. Reassemble parts. Install spring inside hub shell, with small end facing toward freehub. Buy now, pay later with Klarna ... Find Nearby. US: English; Change region; Sign in; shop Snug setscrew. There is very little load or stress on the freehub during this time. Use a 6mm hex wrench to hold the axle. Thread on pinch nut and turn clockwise until contacting hub bearing. Add To Cart. Freewheel — Destructive Removal View Article, Hub Overhaul and Adjustment: Cup and Cone Style View Article, © 2015–2021 Park Tool Co. — Privacy Policy | Terms of Use | Do Not Sell My Info | Patents and Trademarks | Park Tool Trimmer | Park Tool Motorcycle. Grab freehub and pull it away from hub body. The Bontrager hub uses a cartridge bearing system. Pull outward on the freehub body to remove it from hub shell. I use them on my hardtail. All moving parts are in the freehub body. Please ensure you only use a low-pressure hose to clean sensitive parts like bearings, Future Shock, headset, and wheel hubs, etc. Adjustment may also be done with wheel in the frame and skewer loading the bearings. 29 forks are 51mm offset, 27.5 are 44mm or 46mm depending on manufacturer. Never wash your bike with a high-pressure cleaner or a hose from a very close distance. Rear Thru-Axle, 142mm. How to service bike hubs. Axle can be removed by loosening the left side sleeve nut. Remove quick-release skewer. The bolt is typically very secure and may require much effort to loosen. Pull freehub to remove from hub shell. Free shipping on orders over $150. $29.81 shipping. Please contact your Authorized Specialized Retailer to coordinate a service. 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Specialized Roval Boost Conversion Kit for 142+ mm. They require no adjustment, little service, and the bearings are completely replaceable, making the hub a lifetime investment that is worth more than the bike itself sometimes. Use care not to get solvent in cartridge bearings. All damper service orders on MY21 and later Brain rear shocks will be covered at no cost to the rider for 2 years from purchase. For quick-release hubs, counting the number of threads is … Maximum rear rotor diameter is 200mm. It rolls but sounds gritty and as if there is no grease in it or it is already shot. Our service department is also performing pick-up and drop-off of repair bikes outside. Secure end cap to 300 inch-pounds. Engage freehub inside hub shell. Most brands are accessed through the right side, but a few are accessed through the left side. Install freehub and any spacer onto hub body. Boost hubs use 15 x 110mm front and 12 x 148mm rear spacing. Most rear hubs allow the freehub body to be removed. Driveline Service We will remove old worn-out gear oil from the front and rear differential and transfer case and replace with new oil. If it is a solid axle type, remove axle nuts. EN | TW. Remove quick-release skewer and cassette cogs. It may be necessary to squeeze pawls to fit freehub fully into body. Apply a high-quality bike lube to your chain. Fuel/Air Induction Cleanup NEWS OF THE MONTH. do they do rear hubs? We believe bikes have the power to change lives. NOTE: End cap is a left hand thread. © 2020 Specialized Bicycle Components, Inc. All Rights Reserved. I have reused the original hubs from my 2011 Specialized Enduro Comp as rebuilt wheels with SixPack Racing spokes (double butted, 2-1.8-2mm) and Stans Flow Mk3 rims. The body can then be flushed with solvent for cleaning, dried, lubricated with oil, and then reinstalled. no probs at all. Shipping on orders of $99 or more*. Get the best deals on Specialized Bicycle Hubs when you shop the largest online selection at eBay.com. Pull freehub to remove. Thread in freehub mounting-bolt and secure fully. Turn pre-load adjusting ring clockwise until no side to side movement detected. Measure and note the amount of axle protruding past locknut. Air can and seal services may be performed by your Authorized Specialized Retailer. There is a a conincal spring in the freehub body and another inside the hub shell to push on each star ratchet.
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