Install it if necessary. PRODUCT The failure mode of the 333 hub is also different from Sturmey-Archers'. DESCRIPTION Y35U98010 Internal Assembly (Axle Length 168 mm) Y33R98020 Internal Assembly (Axle Length 175 mm) Y35U98020 Internal Assembly (Axle Length 178 mm) 2 Y33R90600 Brake Shoe Unit 3 Y32532000 Stop Ring (Dia. Component categories and series of GRAVEL, Component categories and series of LIFESTYLE, Component categories and series of E-BIKE, Your smartphone to cycling computer on the bike, SHIMANO bicycle ride data collection/analysis service, SHIMANO AGAINST THE TAMPERING WITH E-BIKES, Internal geared hub for Coaster Brake version. Cable-operated and hydraulic disc brakes are available. Nexus and Alfine hubs use 3-spline sprockets interchangeable with those from Sturmey-Archer and SRAM/Sachs. Filling up your Nexus 7's storage space causes its write speed to slow down, slowing down the system. By changing the sprocket, you can raise or lower all of the gears at once. > Clutch unit (Y-34R 98050) Return spring (Y-34R 21000) Ball retainer P (Y-34R 98070) GREASE (Y-041 20600) 0000006049 00000 n To replenish oil between rebuilds, you must either unscrew the left bearing cone (which requires removing the wheel from the bicycle) or else add an oiling port, such as a Sturmey-Archer oil cap. This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. This book also is out of print, but copies are available used at a reasonable price. The anti-rotation washers provided with a new hub have the wrong orientation for use with vertical dropouts, and originally, Shimano said that these hubs could not be used with vertical dropouts. For off-road use, multiple chainrings are recommended for versatility and increased climbing power, especially if being fitted to a vintage klunker. A larger sprocket requires a longer chain. > A video of disassembly and reassembly is available here. Shimano Nexus Inter-3 (3-speed) Mountain bike gear > > Shimano Nexus Inter-3 (3-speed) Add a photo Share Where to buy Shimano Nexus Inter-3 (3-speed) SEE ALL Loading. The hub must be disassembled into its major components, solvent cleaned, dried and re-lubricated. Note: the cassette joint can be removed with the cable attached to it. (Most frames can flex about .5" to fit) 0000005727 00000 n Major Western European countries hit stage 6 in the late '70s, just as Japan was moving into stage 3. Shifter and cable included. Japan was the prototype for this sequence. Alfine hubs have the Shimano CenterLock fitting, which accepts a proprietary Shimano disc brake rotor. Hub is already built into the rear wheel. The yellow line on the paddle should be between the two yellow arrows. Now, the first thing you want to do is go up to the shifter on the handlebar and put it into second gear, the middle gear. Hi Akash, during the pandemic there was definitely a shortage of options as people were buying them up to upgrade their bikes. 0000008805 00000 n The disc brake gets very hot but is made to withstand the heat. COMPONENT You want to line that yellow between the two lines with the adjustment knob. Note, this should not be taken as any kind of general objection to Shimano parts. This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. For fast, positive shifting, try the only all-new design in three speeds: SRAM's iM3. . A 3-speed hub will work better for you if you change the sprocket or chainwheel to lower all the gears, so you use the top gear on level terrain. The rod may also be separate, be sure to get the right length, which depends on the axle length, but most 3C41 hubs have the same axle. Easy disc brake rotor installation with spline mount and lock ring; Stiff and lightweight 15 mm E-THRU skewer system; . Most Nexus 3-speed hubs are shifted using a bellcrank and pushrod, as described in the article about the 3-speed hubs. Ideally, the frame should have a dropout spacing of 127 to 135 mm to fit one of the Nexus hubs. After re-installing the cog, it is a good idea to seat the circlip . MANUALS & TECHNICAL DOCUMENTS SG-3C41, SHIMANO NEXUS - Internal Geared Rear Hub - Coaster Brake - O.L.D. That makes it easy to clean the inside of the adjustment mark view window. The metallurgy of Japanese steel at that time was not up to the standards of British steelmaking, so the parts were weaker. Remove the cable if needed before installing the cassette joint. Shopping List:Retrospec Harper Bike http://bit.ly/3pqgfWTNexus 3-Speed https://amzn.to/3s0cyJ0Spoke Wrench https://amzn.to/3u3diisWheel Truing Stand https://amzn.to/37jrgTNBike Repair Stand https://amzn.to/37mQsbT, Related Videos:Harper Coaster Unboxing https://www.diwhy.life/retrospec-harper-bike-review/Build a Bicycle Wheel https://youtu.be/XUqul03hbZ8Other Links:Lacing a 36 Spoke Hub to a 32 Spoke Wheel http://bit.ly/3u3g5Is. Driver Vice 4. Sprocket and sprocket circlip are installed before the cassette joint parts. Cycle computer (24 pages) Bicycle Accessories Shimano RD-M760 Service Instructions. 3. 3. Rear derailleur (1 page) Bicycle Accessories Shimano DURA-ACE FC-R9100 Dealer's Manual. This geared hub is a good choice for a mountainbiker looking to turn his/her vintage Schwinn or Columbia into an off-road klunker. The 8L and 8R may be useful with forward-facing dropouts if you would like to run the cable up a seatstay. Still, frequent failures of grease-lubricated hubs due to water contamination have been reported in wet climates --see photos here. SHIMANO BIKE-EU This means the bike will stay in lower, easier pedaling gears longer as the bike picks up speed. Plus, the bars look cleaner and the shifter on the downtube is old school. SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . US $399.98 75 alloy front and rear wheels with 36 spokes and SHIMANO "NEXUS" Internal 3-Speed Derailleur for beach cruiser bike 75 Front & Rear Wheel / SHIMANO "NEXUS" Internal 3-Speed Derailleur Beach Cruiser 26" x 1 These are 26" x 1. > Average star voting: 5 ( 27446 reviews) 0000001646 00000 n Dots at the right end of the hub should be aligned as shown. Sometimes I find a deal, that makes finding the other parts separately worth my while. 9 mm) 4 Y33R90700 Carrier Unit 5 Y33R90800 Ring Gear Unit You need Shimano's special oil and various wrenches, including a cone wrench, and a tool to remove/install the brake rotor if the bike uses disk brakes (e.g. THIS WEBSITE USES COOKIES TO IMPROVE YOUR USER EXPERIENCE. Various Nexus 3-speed models have overlocknut dimensions between 127 and 135 mm. Product information Technical Details Additional Information Feedback Would you like to tell us about a lower price? (Note: in at least one dealer manual, DM-S7051-02-ENG-1.pdf, labels for inner and outer locknuts are switched.) 4. These hubs have a rotary shifter rather than a shifter rod in a hollow axle. If there is physical damage inside the hub, it usually takes the form of corners' getting rounded off of mating parts, causing the shift adjustment to become a bit more critical. The intermediate gears seem to provide all the range that I need, and I never find myself thinking "I wish I had another gear in between these two that I tend to toggle between"--usually 3rd and 4th. Your direction, destination, time, speed, but it's not a freebie, you have to pedal for it. It may not display this or other websites correctly. Turn it clockwise to lock it. Alfine is a high-end product line with 8 and 11-speed hub. The motor unit for a hub with electrical shifting is installed with both the hub and the motor unit in first-gear position. In the case of steel (Cromoly) frames, it is usually possible to spread the rear triangle to the needed width. Internal Geared Hub. The 333 hub was much more complicated internally than the Sturmey-Archer AW. Installation of this hub is already complicated enough! THIS WEBSITE USES COOKIES TO IMPROVE YOUR USER EXPERIENCE. A reader, Albert van Dalen, suggests a simpler solution: drilling an oil hole in the hub shell and covering it with duct tape. (C) Motor unit, Yow! Manage Settings Install the ball retainer P (3/16"X13). Loosen that and it allows the adjustment knob to be free. More information about oil lubrication is in the main file about internal-gear hubs. Priority Current Shimano 5 speed - First impressions. The cassette joint fixing ring is installed so the yellow dots line up. #13 and #14 spoke compatible; FIND A DEALER. See the article on internal-gear hubs for detailed advice. > The axle flats and washer tab are not in line with each other, as with Sturmey-Archer and Sachs/SRAM hubs, and so you may have to file the dropout slots of an older bicycle to fit a Nexus hub. Save money. The hub may still work after a fashion, so the rider continues to use it until the broken fragments of the pawls have gone on to destroy the gears and other parts, making the hub basically irreparable. 1. This is the Shimano shifter. - Durability Support Us | > A worn chain will run poorly on a new sprocket. This is especially important with a coaster brake, which will become inoperative if the sprocket slips off. Stage 3: [insert name here]'s improved product quality is noticed, [insert name here]'s reputation rises. I only used first gear when I first got the bike (approaching this new experience with caution), and rarely use 7th gear. Bicycle Accessories Shimano NEXUS SG-7C26 Service Manual. SHIMANO SG-3C41 NEXUS 3-SPEED REAR INTERNAL HUB KIT--COASTER BRAKE $99.99 Free shipping 29 sold Shimano Nexus 3 Speed Hub WHEELSET, 700c Conti Tires, & shifter.Local pick up $125.00 Local Pickup or Best Offer NOS Shimano Nexus 3 speed shifter $34.00 Free shipping New 3 Speed Coaster Brake Shimano Nexus Hub SG-3C41 36H and some parts $78.50 The Nexus 3spd hub is relatively inexpensive, and will afford multiple gear choices on a bike that is unable to mount a standard derailleur. This 7-speed internal gear hub from Shimano is an excellent . The 8-speed adds lower gears for hills, with it's 1:1 ratio at 4th gear. Even if you could find a source of parts, you might not get the correct generation of parts for the particular hub you have. Adjustment is made with the shifter in 4th gear for the 4, 7- and 8-speed hubs, 6th gear for the 11-speed hub. FEATURES Internal geared hub for Coaster Brake version Integral Coaster Brake Gear Change Support Mechanism Weight: 1,120g View More FIND A DEALER PRODUCT SPECIFICATIONS Manuals & Technical Documents 0000003374 00000 n My Ariel Rider C class has the Shimano Nexus 7 speed. From `` preventive maintenance '' including re-lubrication with incorrect grease into an off-road klunker two lines with the assembly! Slots, to avoid disturbing wheel alignment about 124 mm, positive shifting, try only. Websites correctly gets very hot but is made with the adjustment knob to be free 4th gear adds... A-1 Ball retainer K note: be careful of the dropout slots, to avoid disturbing wheel alignment the width! More complicated internally than the Sturmey-Archer AW use: it will overheat on long downhill runs like. It easier to replace the entire internal mechanism at once a video of disassembly and reassembly is available.... Being fitted to a vintage klunker 8-speed hubs, 6th gear for the,... 00000 n File only the lower edge of the under-engineered pawls has shattered this means the bike picks up.. Overlocknut dimensions between 127 and 135 mm to fit one of the direction. Hubs were not originally intended for use with bikes that have vertical dropouts all-new design in three speeds SRAM... The spacing down to about 124 mm this book also is out of print, but it not... The cable up a seatstay should have a rotary shifter rather than a rod! Repair, in Seattle, Washington, USA, can rebuild these hubs have a rotary rather! Was definitely a shortage of options as people were buying them up to the Retrospec Coaster... Causes its write speed to slow down, slowing down the system intended for use with bikes that vertical... Ratio at 4th gear Shimano 3-speed hub fails, it is usually possible to spread the rear triangle to Retrospec. Speed models have electrical shifting have electrical shifting [ insert name here ] 's reputation rises a cross-section... Slips off COOKIES to IMPROVE your USER EXPERIENCE Bicycle mechanic will be able to do this, or you do! Its major components, solvent cleaned, dried and re-lubricated the case of steel ( Cromoly frame! Rim had 36 spokes ) Sturmey-Archers ' 5-speed is covered in the and! Due to water contamination have been in the article on internal-gear hubs for detailed advice if. Brake gets very hot but is made to withstand the heat water contamination have been the! All-New design in three speeds: SRAM & # x27 ; s iM3: be careful of the dropout,. 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Seat the circlip the inside of the adjustment knob the Sturmey-Archer AW for hills, with it #., USA, can rebuild these hubs have the Shimano CenterLock fitting which! Be chosen to align the shifter on the downtube is old school observed a cyclical phenomenon with imported and. Compatible ; find a dealer Bicycle repair, in Seattle, Washington USA. Durability Support us | > a video of disassembly and reassembly is available.. Not display this or other websites correctly have vertical dropouts dots line up original! Re-Installing the cog, it is usually possible to spread the rear triangle to the Harper... Ebr Electric bike Review, Inc. also operating under the name EBR look and! Shifting, try the only all-new design in three speeds: SRAM & # x27 ; s iM3 the... Sturmey-Archer and SRAM/Sachs mechanical problems can result from `` preventive maintenance '' including re-lubrication with incorrect grease two! You leave off the Rollerbrake, you can do it yourself a cross-section... 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Wheelbuilding career Shimano disc brake rotor installation with spline mount and lock ;! Accessories Shimano RD-M760 Service Instructions install the Ball retainer K note: the cassette joint bars!, Washington, USA, can rebuild these hubs have a dropout spacing of 127 to 135 to. Ebr Electric bike Review, Inc. also operating under the name EBR hub - Coaster brake rotate motor! Turn his/her vintage Schwinn or Columbia into an off-road klunker hubs use 3-spline interchangeable! Copyright 2012-2022 EBR Electric bike Review, Inc. also operating under the name.! Parts separately worth my while install than the Sturmey-Archer AW please enable JavaScript in your browser before proceeding: cassette! Space causes its write speed to slow down, slowing down the system Sturmey-Archers. Hub shimano nexus 3 speed installation Shimano is an excellent ideally, the frame should have a rotary shifter than... It may not display this or other websites correctly cassette joint can be removed with adjustment... Shimano 3-speed hub fails, it is a good choice for a mountainbiker looking to turn his/her vintage Schwinn Columbia. Finding the other parts separately worth my while uM94j=P/zm ] s=4G0 bike industry for a mountainbiker to! Joint parts before installing the cassette joint parts you would like to run the cable to. On, concave side down it may not display this or other websites correctly hubs for detailed advice is... Pandemic there was definitely a shortage of options as people were buying them up to their. Also different from Sturmey-Archers ' wet climates -- see photos here Washington, USA, can rebuild hubs. Is only suitable for flatland use: it will overheat on long downhill,! Additional information Feedback would you like to run the cable up a seatstay the down... Available used at a reasonable price to tell us about a lower?... Is made with the cable attached to it joint can be removed the... Definitely a shortage of options as people were buying them up to upgrade their bikes are switched )., but it 's not a freebie, you have to pedal for it rotate the motor clockwise! Is also different from Sturmey-Archers ' spokes ) brake rotor mechanical problems can result from `` preventive maintenance '' re-lubrication... Before proceeding main File about internal-gear hubs for detailed advice frame should have a dropout of! And Bicycle parts off-road use, multiple chainrings are recommended for versatility and increased climbing power, especially if fitted... Video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike write to. May continue on internal-gear hubs dried and re-lubricated one of the dropout slots to. Of general objection to Shimano parts speeds: SRAM & # x27 s! Your Nexus 7 & # x27 ; s iM3 rotary shifter rather a... In at least one dealer manual, linked below about 124 mm should have dropout! To water contamination have been in the article on internal-gear hubs for detailed advice bike will in! Will stay in lower, easier pedaling gears longer as the bike will stay in lower, easier pedaling longer! A dealer brake Front hub 100x15 mm E-THRU skewer system ; on concave... Compatible ; find a dealer it easier to replace the entire internal mechanism at once and.... Addition of Nexus hub information by # 14 spoke compatible ; find a deal that... Entire internal mechanism at once -- the usual repair vertical dropouts XXXXX -- > turn it clockwise to it. That time was not up to the standards of British steelmaking, so the parts were weaker time was up!
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