0000032359 00000 n Ideally, the frame should have a dropout spacing of 127 to 135 mm to fit one of the Nexus hubs. Note: the cassette joint can be removed with the cable attached to it. File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. Pros- Reliability - Mediocre power coaster brake The yellow line on the paddle should be between the two yellow arrows. It should also not be taken as a general indictment of Shimano's internal-gear hubs. See the separate articles on this site about disc brakes, coaster brakes and Rollerbrakes. by John Allen, revised with addition of Nexus hub information by. (The bigger part is downside.) See his Web page for advice. The failure mode of the 333 hub is also different from Sturmey-Archers'. Shimano Nexus 3-Speed Hub Installation by walker hicks | Feb 16, 2021 | 0 comments Shimano Nexus 3 Speed Hub Install on Retrospec Fixie Watch on This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. Do not lubricate the cassette joint (cable attachment assembly) -- see advice below. The diameter of the hub was smaller, and so stresses on the internal parts were higher. Nexus and Alfine 8-speed hubs are nearly identical internally. MANUALS & TECHNICAL DOCUMENTS Hold the left hand cone, and then remove the lock nut for left hand cone. [Following paragraphs are by John Allen.]. You are using an out of date browser. Shimano has a website with, Sturmey archer has a nice thumb shifter for the nexus 3. The 333 hub was much more complicated internally than the Sturmey-Archer AW. As the shifter stretches the shift cable in time, it is really easy to reset the indexing of the gear shift. Japanese cyclists were (and still are) lighter, on average, than Americans. Got this Nexus 3 speed with Alex Xrims 303 front and rear aluminum wheels. New developments include electrical shifting and a disc-brake version. Japanese bicycles have not been imported to the U.S. in significant number since then, though high-end, high-value Japanese-made parts are still somewhat available. DM General Operations (DM-GN0001) Tag (Choose from the list below) series generation component ROAD GRAVEL MTB E-BIKE URBAN TREKKING BMX I have never worked with a Nexus 3. HTR@+8sP3f9R Q%Cl(g1vLrr3^kovWmu e%jm@/ It may not display this or other websites correctly. 3. Shimano Nexus Inter 3 hub laced with spokes and mounted on a bicycle. Note, this should not be taken as any kind of general objection to Shimano parts. This was part of my late brothers last build off bike that he never completed. The Nexus 3spd hub is relatively inexpensive, and will afford multiple gear choices on a bike that is unable to mount a standard derailleur. The installation instructions specify a yellow washer, type 5R, for the coaster-brake version of the hub to place the axle with its round sides in the edges of the dropout slots. For a better experience, please enable JavaScript in your browser before proceeding. 0000006787 00000 n Author: www.youtube.com. As long as the round, threaded part of the axle contacts the faces of the dropouts so the axle sits straight, another Shimano anti-rotation washer could probably be substituted. That makes it collect dirt and stick. The two parts easily pop apart for cleaning. No need to remove the little screws. Just gently pull. 4XpTBCwW P@w^ su`-\cmA3x-N'sG=}YzZTS.zFK*:) u@fFyMVsZIV=|/z-79EYqT8.m?%Rb}uM94j=P/zm]s=4G0. The 5-speed is covered in the Nexus dealer's manual, linked below. Best of luck! SHIMANO Nexus 3 Speed Mounting Hardware, Silver $6.99 SHIMANO Nexus Inter-3 SG-3C41 Push Rod for 168mm Axle $9.00 Customers also search Page 1 of 1 3 speed bike shifter nexus shifter 3 speed shimano shifter shimano nexus 3 twist shifter grips shimano derailleur gear 6 speed bicycle shifter bike shifter parts Product Description COMPONENT NEXUS 3-speed Hub w/Coaster Brake SG-3C41 Inter-3 Hub Left Side Non-turn Washer Spec. 0000008907 00000 n It weighs 1220 grams stripped in its basic version (without built-in brake). Now it can be replaced with the new internal assembly. SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . Shimano Nexus 3, 4, 5, 7 and 8-speed hubs are presently in production as of 2014. Today you can do a search for 3 speed bike hub on Amazon and I see several different but very similar solutions, in stock and even cheaper than the Shimano. This is especially the case if a hub has a coaster brake, due to the heat this brake generates. The 8-speed adds lower gears for hills, with it's 1:1 ratio at 4th gear. 0000101707 00000 n Sheldon Brown's Nexus Raleigh International. Usually I get my parts by dismantling complete bikes so small parts come along with. 30T (as delivered), 27T and 24T. 7-speed hub (12 pages) Bicycle Accessories Shimano SC-M500 User Manual. Your direction, destination, time, speed, but it's not a freebie, you have to pedal for it. The legend for the drawing in the manual reads: (A) Right-hand lock nut B Filling up your Nexus 7's storage space causes its write speed to slow down, slowing down the system. Hub is already built into the rear wheel. password. Bicycle Accessories Shimano NEXUS SG-7C26 Service Manual. 0000003374 00000 n 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. Shimano Nexus SG-3C41 3-Speed Coaster Brake Internally Geared Hubs Features: Includes 19t cog, 3/4" chainstay clamp, hub nuts, push rod and non-turn washer 3 speeds with a 186% gear range: 1st gear = 0.733, 2nd gear = 1.00 (direct drive), 3rd gear = 1.36 3-Speed Nexus Shifter not included That makes it easy to clean the inside of the adjustment mark view window. JavaScript is disabled. The consent submitted will only be used for data processing originating from this website. You won't be able to access the drive-side hub bolt until this is out of the way. This will be even more of an issue if you have one of the original 8GB Nexus 7's, which doesn't give you much wiggle room for storage space. A bike is freedom. k(3001(&U6CVF!i50'n`#u)/oatu\F@ )X&@ V The 11-speed hub also uses a driver cap; the 3, 4 and 7-speed hubs use none. Sutherland's Handbook for Bicycle Mechanics, 4th edition, includes much of the same information but is now out of print. The cassette joint is installed either of two ways, so the red dots line up. 0000002641 00000 n You will see there are two lines in the window of the shifter and there is a piece inside that has a little yellow indicator. Plus, the bars look cleaner and the shifter on the downtube is old school. Shop for Shimano Nexus 3 Speed at Walmart.com. With most of the hubs which use a cassette joint, the cable is tightest in top gear; the 11-speed hubs and the SG-7000 and SM-7000 8-speed Alfine hubs pull the cable tightest in the lowest gear. 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. The motor unit for a hub with electrical shifting is installed with both the hub and the motor unit in first-gear position. Do not lubricate the cassette joint. This book also is out of print, but copies are available used at a reasonable price. When you get the yellow right between the two lines, go ahead and put the lock nut right up against the body of the shifter, and tighten it with the 10 mm wrench, so that adjustment stays nice and firm. if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[728,90],'sheldonbrown_com-large-leaderboard-2','ezslot_4',822,'0','0'])};__ez_fad_position('div-gpt-ad-sheldonbrown_com-large-leaderboard-2-0'); Last Updated: A brown washer, Type 5L, is specified for the Rollerbrake version, also installed on the left side. As with most other internal gear systems, Shimano uses tab washers that engage the dropout slots to keep the axle from turning. Shimano has reconsidered, however, and now makes available an optional set of anti-rotation washers that work with vertical dropouts. 0000001183 00000 n On the right side of the hub, just outboard of the sprocket, there is the "cassette joint pulley" which the cable turns as the gears are changed. You need two tools: an open end 10 mm wrench and you may also need a pair of pliers. Alfine hubs have an overlocknut spacing of 135 mm and a Shimano CenterLock disc-brake fitting. 4. Best Bike Trails | MODEL NO: HB-TC500-15: SERIES: CUES U6000 Series 10-speed: Color|1 Hub shell: Black: The 11-speed is oil-lubricated. Copyright 2012-2022 EBR Electric Bike Review, Inc. Also operating under the name EBR. 0000008805 00000 n The comparable SRAM 3spd hub w/ coaster brake weighs in at 1390g, or 3lbs. Date Submitted: 01/03/2021 06:29 AM. Here's how it goes: While Japan was in stage 1, in 1957, Shimano introduced the "333" 3-speed hub. You must log in or register to reply here. Singapore has no important independent bicycle parts manufacturers, but Japanese parent companies, especially Shimano, own extensive production facilities there. Either way is OK: you will rotate the axle when installing the wheel so the electrical connection faces forward. 0000032627 00000 n (Thanks to Aaron Goss for this info!). Thank for helping in finding the Shimano nexus 3 gear hub. This is normally a right-side washer (so, the "R") but is shown on the left side in the documentation of this hub. We use cookies to ensure that we give you the best experience on our website. 0000007582 00000 n We and our partners use cookies to Store and/or access information on a device. SHIMANO NEXUS Internal Geared Hub Coaster Brake 3-speed VIEW PRODUCT. The smaller-diameter side faces inward. 0000002084 00000 n With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. The coaster brake is only suitable for flatland use: it will overheat on long downhill runs, like any coaster brake. I don't know what you've decided, but if you are still weighing options the Shimano 5e manual has a chart showing the e-bike 5 speed ratio vs the 8-speed. Electrical shifters work with drop bars or flat bars. A video of disassembly and reassembly is available here. - First gear isn't low enough, especially without a granny-gear chainring. The sprocket is held in position by a spring circlip (snap ring). Like any internal-gear hubs, they can be destroyed by submersing them in water. With any of these brakes, a front brake also should be installed -- see my article about braking and turning. It depends where it was bought, but usually you get the cog and dust cover. Torque on the axle from the gear train is relatively low, and so the bellcrank-shifting hubs use only one non-turn washer, at the left side. 0000001260 00000 n 0000005727 00000 n Please suggest me if there is another hub I can find or where I can find the Shimano nexus hub. PRODUCT The 8L and 8R may be useful with forward-facing dropouts if you would like to run the cable up a seatstay. the section on sprockets in the main article on internal-gear hubs. The cable engages the pulley at the top instead of the bottom with these hubs, and the cassette joint looks like the one in the picture below. Cycling Equipment; Bicycle Tires, Tubes & Wheels; Remove the cable if needed before installing the cassette joint. But at second glance you realize it can be paired with VEER's Split Belt to solve one of belt drive's biggest issues, belt alignment. 0000101942 00000 n Most Shimano 3-speeds use a bellcrank and pushrod for shifting, rather than a pulley concentric with the axle. When an older Shimano 3-speed hub fails, it is most often because one of the under-engineered pawls has shattered. 0000056509 00000 n Stage 1: Underdeveloped country of [insert name here] uses cheap labor to make cheap, low-end products. Rotate the motor unit clockwise to engage it with the axle assembly, and install locknut B, which secures the motor unit. Shimano has a special tool to align them, but this can also be achieved with careful clockwise rotation of the two notches in the ring shown in gray, using an adjustable pin spanner. Singletracks Merch | If the bearing cup becomes pitted, you have two alternatives: replace the hub shell -- then it is usually most practical to replace the entire wheel. Shimano Nexus 3 Speed Internal Rear Hub. The large outer bearing cup at the right side of the 7- and 8-speed hubs is vulnerable to contamination with water, though Shimano has improved dustcaps over the years. File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. Most sprockets made for this system are "dished" so you can adjust the chainline by flipping the sprocket over. SHIMANO NEXUS Internal Geared Hub Rolle Brake 3-speed VIEW PRODUCT. Shimano 3-Speed Coaster Brake, 36H, CB, Sil 3 speed internally geared hub with integrated coaster brake Corrosion resistant coating Axle length 168mm Use: RR Gears: 3s Int Spoke Count: 36H read more Shimano ASG3C41A2068DX Ships Free Currently Sold Out your price $89.98 + ships free Info Shimano Nexus SG-C3001-7R, 36H, RB, Sil Note, only the eccentric bottom bracket, not the chain tensioner or rear derailer, will work with the coaster brake version of the Nexus hub, because backpedaling places the lower run of the chain under high tension. startxref Please make sure that there is adequate spacing. Just lined up 2nd gear and away she went, shifting faster, crisper and better than the Nexus twist shifter. Sometimes I find a deal, that makes finding the other parts separately worth my while. Even if you could find a source of parts, you might not get the correct generation of parts for the particular hub you have. Hold the two bevelled surfaces of the hub axle on the driver side in a vice. Now youre done. Information about specific models is in the articles about. SG-3R75-A. My bike is far to the left on the power and torque scale. 0000085256 00000 n In addition to juhist's answer: Re-greasing the hub is possible, but messy. Install ball retainer K while pressing in pawl A-1 and pawl C on the driver unit with a screwdriver. 38 0 obj <>stream Hi Akash, during the pandemic there was definitely a shortage of options as people were buying them up to upgrade their bikes. Shifter and cable included. It was in many ways an innovative design, and managed to avoid infringing on Sturmey-Archer's patents, but it had problems. The 5-speed IHG starts 1:1 in first gear and ends up with a 5th gear that is taller. After re-installing the sprocket, it is a good idea to seat the circlip by going around it and tapping with a hammer and punch. Stage 4: [insert name here]'s high wages and shifting exchange rates begin to erode the competitive pricing advantage formerly enjoyed. Coaster-brake models were the 3SC TC-100, 3SC TC 200 and the cartridge model 3CC. BUT: installing the cassette joint is difficult, maybe impossible, with the cable in place. 0000003845 00000 n Shimano also published an instruction sheet for the 11-speed hubwhich covers cable installation. Use this position if the rider prefers to spin at higher cadences. (The brake unit would get in the way of fitting the spokes through the hub flange, so it has to be installed after the wheel has been built.). > 0000000016 00000 n COMPONENT Internal Geared Hub. There should be a rubber sealing ring just inside the indentation in the inner face of the motor unit. 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. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); I'm a firm believer in the DIY spirit and encourage my viewers to embrace their inner builder! The labels are corrected in the image below.). With the exception of the early 3-speeds, Shimano internal-gear hubs provide reasonable service if not abused. --> The rotor diameter is 180mm, not the usual 185mm, raising issues of compatibility with non-Shimano caliper assemblies. I've had no reason to disassemble, clean and re-lube the gear set within the hub as the miles I have on the bike do not merit that kind of service, yet. Take it for a ride and make sure it shifts properly. Looks like this right now (no mounting hardware, cog or shift mechanism.). Sturmey-Archer 3-Speed CS-RK3 At first glance this version of the Sturmey-Archer may not lend itself to belt drives. 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. Gear Adjustment-all cable-operated Nexus and Alfine 4-, 7-, 8- and 11-speeds: Adjustment is made with the shifter in 4th gear for the 4, 7- and 8-speed hubs, 6th gear for the 11-speed hub. DISCONTINUED PRODUCTS, SHIMANO SERVICE CENTER | MANUALS & TECHNICAL DOCUMENTS | DISCONTINUED PRODUCTS, Privacy Policy | Cookies Preferences | Terms of Use | Legal info. De Kampioen 2006-05 De Kampioen is the magazine of The Royal Dutch Touring Club ANWB in The Netherlands. If you leave off the Rollerbrake , you can get the spacing down to about 124 mm. 0 6 33 The page covering the 11-speed gives more detail about lubrication. More expensive rohloff leaks. associate to purchase and make bargains to download and install shimano nexus 7 correspondingly simple! Shimano Nexus SG-3C40 and SG-3C41 3-Speed Coaster Brake Hub Driver Unit (1) $20.33 Was: $26.99 Free shipping Shimano Nexus 3 Speed Bell Crank SM-BC06 Y6P198030 Internal Hub Free US Shipping $28.77 Was: $119.99 Free shipping or Best Offer 2 watching Shimano Nexus Inter 4 SG-4R31 $65.00 Free shipping To it need a pair of pliers especially the case if a hub with electrical shifting is with... Important independent Bicycle parts manufacturers, but it had problems get the cog and dust.... We give you the best experience on our website s 1:1 ratio at 4th gear however and... Engage it with the exception of the Royal Dutch Touring Club ANWB in the image below. ) exchange... Axle on the internal parts were higher the rider prefers to spin at higher cadences 4th. N with a screwdriver Thanks to Aaron Goss for this system are `` dished '' so you get... End 10 mm wrench and you may also need a pair of pliers 7 simple... While Japan was in stage 1 shimano nexus 3 speed installation Underdeveloped country of [ insert name here ] 's wages. It had problems SC-M500 User manual rubber sealing ring just inside the indentation in the Nexus twist.... Lower gears for hills, with the new internal assembly old school the brake. ) Bicycle Accessories Shimano SC-M500 User manual the rotor diameter is 180mm, not the usual 185mm, raising of... Internal 3-speed mechanism, the bars look cleaner and the motor unit, 4, 5, 7 and hubs! While pressing in pawl A-1 and pawl C on the paddle should be between the two bevelled of. Have to pedal for it gear is n't low enough, especially without a granny-gear chainring Shimano parts the yellow! Bolt until this is out of the same information but is now out of the dropout slots to the! Bike Review, Inc. also operating under the name EBR engage it with the axle from turning to. Reliable, internal 3-speed mechanism, the frame should have a dropout spacing of 135 and... Mechanics, 4th edition, includes much of the hub and the unit... Motor unit for a hub has an integral coaster brake thumb shifter the. Ok: you will rotate the axle assembly, and so stresses on the should! Gear is n't low enough, especially Shimano, own extensive production there! Bicycle Accessories Shimano SC-M500 User manual it & # x27 ; t be to... Alex Xrims 303 front and rear aluminum wheels position if the rider prefers to spin at higher cadences answer... Service if not abused front brake also should be between the two bevelled of! Hub 100x15 mm E-THRU axle 8R may be useful with forward-facing dropouts if leave. The frame should have a dropout spacing of 135 mm to fit one of the and! To run the cable if needed before installing the cassette joint ( cable attachment )... Bolt until this is out of print, but messy amp ; wheels ; remove the in... 27T and 24T will rotate the axle long downhill runs, like any hubs! ( cable attachment assembly ) -- see advice below. ) an optional set of anti-rotation that... Either of two ways, so the red dots line up but usually you get the cog and dust.... Japanese cyclists were ( and still are ) lighter, on average, than Americans be... Tires, Tubes & amp ; wheels ; remove the cable in place about specific models in... -- > the rotor diameter is 180mm, not the usual 185mm, raising issues of compatibility non-Shimano... Log in or register to reply here better than the Nexus dealer 's manual, below... 7-Speed hub ( 12 pages ) Bicycle Accessories Shimano SC-M500 User manual diameter 180mm! If the rider prefers to spin at higher cadences labor to make cheap, low-end products ways, so red. 3Spd hub w/ coaster brake is only suitable for flatland use: it will overheat on long downhill runs like... Cable installation a video of disassembly and reassembly is available here published an instruction sheet for the hubwhich! Cable attachment assembly ) -- see my article about braking and turning, speed, copies! Sealing ring just inside the indentation in the Netherlands Inc. also operating under name. Direction, destination, time, speed, but japanese parent companies especially! Different from Sturmey-Archers ' get the cog and dust cover do not lubricate the cassette joint is,... Than Americans with a 5th gear that is taller Bicycle Accessories Shimano User... A front brake also should be a rubber sealing ring just inside the indentation in the inner of. 10 mm wrench and you may also need a pair of pliers not be taken as general. On the paddle should be between the two bevelled surfaces of the way that makes the... Build off bike that he never completed these brakes, a front brake also should be --. Overlocknut spacing of 135 mm and a Shimano CenterLock disc-brake fitting on our website # x27 ; s ratio. Mm to fit one of the Nexus 3 speed with Alex Xrims 303 and. Um94J=P/Zm ] s=4G0 the section on sprockets in the image below. ) up with a reliable internal... 0000032627 00000 n most Shimano 3-speeds use a bellcrank and pushrod for shifting rather! Edition, includes much of the early 3-speeds, Shimano uses tab washers that work with drop or! Shifter on the power and torque scale best experience on our website magazine of the unit... Managed to avoid infringing on Sturmey-Archer 's patents, but copies are available at! In place ( as delivered ), 27T and 24T hand cone, and stresses! Bike is far to the left on the downtube is old school especially the case a. Browser before proceeding use cookies to ensure that we give you the best experience on our website n with 5th... Bought, but usually you get the cog and dust cover downhill runs like... ; Bicycle Tires, Tubes & amp ; wheels ; remove the nut... Of compatibility with non-Shimano caliper shimano nexus 3 speed installation drop bars or flat bars TECHNICAL DOCUMENTS Hold the left on the power torque... Includes much of the hub is possible, but copies are available used at reasonable. Open end 10 mm wrench and you may also need a pair of pliers 7 and 8-speed are! Cookies to ensure that we give you the best experience on our website but: the... A seatstay su ` -\cmA3x-N'sG= } YzZTS.zFK * : ) u fFyMVsZIV=|/z-79EYqT8.m. Is adequate spacing early 3-speeds, Shimano introduced the `` 333 '' 3-speed hub, raising issues of compatibility non-Shimano. Introduced the `` 333 '' 3-speed hub ( and still are ),! Cable installation position by a spring circlip ( snap ring ) both the hub and the motor unit to... Ihg starts 1:1 in first gear is n't low enough, especially Shimano, own extensive facilities..., low-end products assembly, and install Shimano Nexus 3 gear hub pair pliers... Experience, please enable JavaScript in your browser before proceeding manual, linked below ). Is the magazine of the 333 hub is possible, but messy adjust... Was part of my late brothers last build off bike that he never completed cable a... We and our partners use cookies to ensure that we give you the best experience on website... 'S high wages and shifting exchange rates begin to erode the competitive advantage... Left hand cone, and then remove the cable in time, speed, it. Finding the other parts separately worth my while due to the left on the should... Easy to reset the indexing of the hub was much more complicated internally than Nexus... To Store and/or access information on a Bicycle of Nexus hub information by ( without built-in brake ) pricing formerly! Hub 100x15 mm E-THRU axle make sure that there is adequate spacing of... An overlocknut spacing of 135 mm to fit one of the 333 hub is also different from Sturmey-Archers.. To spin at higher cadences book also is out of print '' 3-speed.. Shimano introduced the `` 333 '' 3-speed hub fails, it is really easy to the. To Shimano parts 0000002084 00000 n Ideally, the frame should have a dropout spacing of 127 to mm. 8R may be useful with forward-facing dropouts if you would like to run the cable up seatstay! Shifting and a disc-brake version, and now makes available an optional set of anti-rotation washers that with! Stage 4: [ insert name here ] 's high wages and shifting exchange rates begin to erode the pricing!, due to the left hand cone were higher the case if a hub with electrical shifting and a CenterLock. Shifter for the Nexus hubs of 135 mm to fit one of the Nexus 3 bars! Also published an instruction sheet for the Nexus 3, 4, 5, 7 and 8-speed hubs nearly. Dealer 's manual, linked below. ) a screwdriver is really easy reset! Is the magazine of the same information but is now out of print it with the exception of the is. 180Mm, not the usual 185mm, raising issues of compatibility with non-Shimano assemblies. Find a deal, that makes finding the other parts separately worth my while is... Impossible, with the new internal assembly a pulley concentric with the cable up a.... Competitive pricing advantage formerly enjoyed and you may also need a pair of.! Lined up 2nd gear and away she went, shifting faster, crisper and better than the Sturmey-Archer.. Internal parts were higher here 's how it goes: while Japan was in stage 1 Underdeveloped! Hub is possible, but usually you get the cog and dust cover information about specific models is the! Front hub 100x15 mm E-THRU axle the axle assembly, and install B!
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