Free Shipping on All Orders, NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. Do not lubricate the cassette joint (cable attachment assembly) -- see advice below. The motor unit can install either of two ways. JavaScript is disabled. Most Nexus and Alfine hubs with 4 or more speeds, and one 3-speed model, use a "cassette joint", a pulley between the right dropout and the sprocket, concentric with the axle -- a protected location which also moves the sprocket inboard, resulting in a conservative chainline despite these hubs' large overlocknut dimensions. > Although this may not be the most affordable internal gear hub, it is very reliable, durable, and has an excellent gearing ratio. - Durability Note: the cassette joint can be removed with the cable attached to it. (Note: in at least one dealer manual, DM-S7051-02-ENG-1.pdf, labels for inner and outer locknuts are switched.) hb``c``d``` Shimano has a website with, Sturmey archer has a nice thumb shifter for the nexus 3. Best Bike Trails | The Nexus 3-speed bellcrank is aligned in second gear. 0000000016 00000 n MANUALS & TECHNICAL DOCUMENTS The consent submitted will only be used for data processing originating from this website. Manage Settings It is the Nexus model, which is written on the body. 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 Shimano Nexus 3 Speed Internal Rear Hub. When an older Shimano 3-speed hub fails, it is most often because one of the under-engineered pawls has shattered. 0000085256 00000 n 1. 0000001443 00000 n For fast, positive shifting, try the only all-new design in three speeds: SRAM's iM3. After re-installing the cog, it is a good idea to seat the circlip . HOME Coaster-brakes, however, cannot be oil-lubricated; they must be lubricated with a special high-temperature grease. The sprocket is held in position by a spring circlip (snap ring). Remove the hub shell. (and I'm not talking about Iron Maiden either) You will need either a a spring-loaded, pulley-type chain tensioner, rear derailer or eccentric bottom bracket, because vertical dropouts do not permit moving the axle back and forth to adjust the chain slack. The combination of design and metallurgy of the Shimano 333 hub was probably adequate for the needs of the Japanese market, but when sold in the U.S., the hub acquired a reputation for unreliability. password. Sturmey-Archer circlips, made of round cross-section wire, are easier to install than the Shimano ones with a square cross-section. Wheel Set - Comes with both front and rear wheel. If you remove the clicker and pull the plunger you can lay the bike down on its left side and put machine gun oil in the hub. here, on page 6 of the service manual for that hub, an instruction sheet for the 11-speed hub, here, on page 9 of the service manual for that hub, spring-loaded, pulley-type chain tensioner, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. 0000032359 00000 n The tabs in the motor unit should be aligned as shown in the next picture. My priority current has a 5 speed shimano and I seldom use first gear, maybe two or three times since Ive had it ( July 21), Yes it does for me, Ive had it in the mountains of North Carolina, usually stay in 3-4-5, the Current motor has good torque, might make a difference, Fair enough. 0000006049 00000 n Anti-rotation washers are specified for both sides, and must be chosen to align the shifter assembly with the cable. 31 17 18 Internal Hub Grease 19 (For coaster brake also) 1 16 . > The cartridge-type mechanism may fit into an older shell, though. 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. The photo below shows cassette joint parts for a 5 or 8-speed hub, from left to right, the driver cap, cassette joint and cassette joint fixing ring. It is usually possible to spread the rear triangle of a steel (Cromoly) frame to the needed width. Add to another list Rider questions Rating Review Reviews Singapore has no important independent bicycle parts manufacturers, but Japanese parent companies, especially Shimano, own extensive production facilities there. 0000056270 00000 n A video of disassembly and reassembly is available here, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. You will need to remove the "bell crank" (the little control box attached to the side of the hub). If you leave off the Rollerbrake , you can get the spacing down to about 124 mm. 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. Shimano Nexus 3 installing and adjusting cable in shifter chlikbox Andriy Yatsenko 4.87K subscribers Join Subscribe 530 70K views 3 years ago You can support me. 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. Manage Settings Note: Do not damage the threads of the hub axle. That worked out so nicely that I converted my early '70s Raleigh International, using a Nexus 8-speed. Shimano sells cable-operated shifters for these hubs only for flat handlebars, but aftermarket (JTek, Microshift) shifters and a Hubbub adapter are available to fit drop bars. 18 Inch Alloy Wheels for sale, new Microshift BS-N08 8 Speed Bar End Shifter for Shimano Alfine or Nexus Hub Gear of practicalcycles company from China. Front chainwheel (21 pages) Bicycle . > It works! 0000085010 00000 n 0000006205 00000 n Continue with Recommended Cookies, This article gathers information common to many models of Shimano internal-gear hubs. Because the shifter mechanism is between the right-side dropout and the sprocket, the chainline is desirably narrow in spite of the large overlocknut spacing of these hubs. 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. Plus, the bars look cleaner and the shifter on the downtube is old school. 0000103562 00000 n Gates carbon-fiber belt drive also is available for some Nexus and Alfine hubs. Installation instructions for this hub. 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. This is especially important with a coaster brake, which will become inoperative if the sprocket slips off. Mountain Bike Deals, Copyright 2023 Blue Spruce Ventures LLC | Sturmey Archer has a heavy duty 5 speed with coaster brake. Shimano also published an instruction sheet for the 11-speed hubwhich covers cable installation. The 5-speed is covered in the Nexus dealer's manual, linked below. 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. These are listed for most hubs in the hub dimensions document linked below. PRODUCT A Rollerbrake is easier to control but also may overheat, imposes a light but constant drag. The range of the Shimano Nexus hub is slightly wider than that of other 3-speed hubs: Bicycle manufacturers often assume that the middle gear of a 3-speed hub is the "normal" gear. THIS WEBSITE USES COOKIES TO IMPROVE YOUR USER EXPERIENCE. Cassette joint parts are the same for the 4- and 7-speed hubs; different for the 5 and 8-speed hubs; different again for the 11-speed hubs. Pawl A-1 Ball retainer K Note: Be careful of the setting direction. The shifter, cable, and "cow bell" parts can also come in a kit, and sometimes I have opted for the integral shifter. BUT: installing the cassette joint is difficult, maybe impossible, with the cable in place. 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! When the 16GB Nexus 7 gets to about 3GB of storage space left, it begins to slow down. The best information available on these hubs -- including comparative parts lists -- is in Sutherland's Handbook of Coaster Brakes and Internally-Geared Hubs, which is now online on this site. As with most other internal gear systems, Shimano uses tab washers that engage the dropout slots to keep the axle from turning. Electrical shifters work with drop bars or flat bars. In this video, I'll go over how to lace the Shimano SG-3C41 3-speed internal hub assembly onto a wheel (00:07:37), how to true a bike wheel (00:12:32), how to install the cable and grip shifter (00:19:08) and how to adjust the unit for optimum performance (00:21:07). Next, remove the left hand cone. 0000006787 00000 n Reached stage 2 in the late 1970s, stage 3 in the early 1980s, stage 4 in the mid 1980s, Stage 5 in the late 1980s and stage 6 by the early 1990s. 3. 6 0 obj <> endobj Usually 3-speeds have 1:1 in second gear. https://www.sturmey-archer.com/en/products/detail/rx-rc5, How to Convert a Shimano Nexus SG-3C41 Coaster Hub to Free-Wheel Coaster Hub. Set the drive unit while align the shallow side of groove of driver unit and wider portion of swelling on the clutch unit. Register today and take advantage of membership benefits. Various Nexus 3-speed models have overlocknut dimensions between 127 and 135 mm. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Install ball retainer K while pressing in pawl A-1 and pawl C on the driver unit with a screwdriver. 9 mm) 4 Y33R90700 Carrier Unit 5 Y33R90800 Ring Gear Unit As the shifter stretches the shift cable in time, it is really easy to reset the indexing of the gear shift. The coaster brake is also not as powerful those found on a single-speed hub. Nexus 3, 4, 7- and 8-speed internal gear systems may incorporate all-weather braking systems. Shimano SG-3D55 3-speed hub with disc brake. #1 out of 0 Brand: Shimano I Have One! 0000002084 00000 n 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 0000001260 00000 n 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: 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. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. But the problem is, Im not able to find it on internet for the price you purchased, I can spend 100$ but beyond that its difficult. There should be a rubber sealing ring just inside the indentation in the inner face of the motor unit. --> I have drilled and tapped a Nexus 8-speed for a Sturmey-Archer oil cap. Several brands of adapters for common 6-bolt rotors are available. Got this Nexus 3 speed with Alex Xrims 303 front and rear aluminum wheels. NEXUS INTER3, SHIMANO SERVICE CENTERS 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. Tighten Lock Nut with 10 mm Wrench The first thing you do is loosen the lock nut right up against the body of the shifter. The dropouts of an older three-speed bicycle will need to be widened to fit these hubs. I have never worked with a Nexus 3. Priority Current Shimano 5 speed - First impressions. See the article on internal-gear hubs for detailed advice. You want to line that yellow between the two lines with the adjustment knob. %PDF-1.4 % 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. Shifters are compatible with both types of cassette joints except that indications will read backwards 8 to 1 instead of 1 to 8 if you mix and match. . Guarantee Pay secure BEST PRICE GUARANTEE The best-selling product NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. SG-3R75-A. 0000003845 00000 n Nexus and Alfine hubs use 3-spline sprockets interchangeable with those from Sturmey-Archer and SRAM/Sachs. See the separate articles on this site about disc brakes, coaster brakes and Rollerbrakes. NEXUS INTER3 0000005348 00000 n If you would like to change your settings or withdraw consent at any time, the link to do so is in our privacy policy accessible from our home page.. Stage 2: Developing country of [insert name here] decides to move into higher-quality, higher-value production. Before installing the anchor bolt (which Shimano calls the "inner cable fixing bolt unit"), set the shifter in the loosest cable position. the section on sprockets in the main article on internal-gear hubs. associate to purchase and make bargains to download and install shimano nexus 7 correspondingly simple! 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. My Ariel Rider C class has the Shimano Nexus 7 speed. xref Attachments PRODUCT SPECIFICATIONS. > 30T (as delivered), 27T and 24T. Better bike shops may have kept a copy. %%EOF Shimano Nexus 3, 4, 5, 7 and 8-speed hubs are currently in production as of 2022. 0000101707 00000 n The failure mode of the 333 hub is also different from Sturmey-Archers'. I like the Nexus 8-speed a lot better than the 7-speed version. Alfine is a high-end product line with 8 and 11-speed hub. 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. Sometimes you will need a wrench to move it. Stage 1: Underdeveloped country of [insert name here] uses cheap labor to make cheap, low-end products. With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. I find that shifting is very quick and easy, and I love being able to shift at an intersection while at a standstill. startxref Hold the two bevelled surfaces of the hub axle on the driver side in a vice. I'd dig around in all the parts to see if they were put in a safe place. Fichtel & Sachs in Germany (now a part of SRAM) has also made reliable internal-gear hubs since early in the 20th Century. Sturmey-Archer circlips, made of round cross-section cable, are easier to install than the Shimano ones with a square cross-section . - Mediocre power coaster brake endstream endobj 7 0 obj <> endobj 8 0 obj <> endobj 9 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text/ImageC/ImageI]/XObject<>>> endobj 10 0 obj <> endobj 11 0 obj <> endobj 12 0 obj [/Indexed/DeviceRGB 255 24 0 R] endobj 13 0 obj <>stream If there is no Rollerbrake installed, the overlocknut spacing can be smaller, down to about 124 mm, using a thinner locknut. SG-3C41, SHIMANO NEXUS - Internal Geared Rear Hub - Coaster Brake - O.L.D. Cable-operated and hydraulic disc brakes are available. This book also is out of print, but copies are available used at a reasonable price. This geared hub is a good choice for a mountainbiker looking to turn his/her vintage Schwinn or Columbia into an off-road klunker. A bike is freedom. I have a very nice 1970's Raleigh Competition racing frame which I converted into a Nexus 7-speed: Sheldon Brown's Nexus Raleigh Competition. The 8-speed adds lower gears for hills, with it's 1:1 ratio at 4th gear. Cycling Equipment; Bicycle Tires, Tubes & Wheels; The Nexus hubs were not originally intended for use with bikes that have vertical dropouts. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Most Nexus 3-speed hubs are shifted using a bellcrank and pushrod, as described in the article about the 3-speed hubs. 6 33 The rotor is held in place by a lockring which is different from the one for Shimano cassettes, but can be installed and removed using the same tool, unless it is the tool with a pin to insert into a hollow axle. SHIMANO NEXUS Internal Geared Hub Rolle Brake 3-speed VIEW PRODUCT. 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. Your direction, destination, time, speed, but it's not a freebie, you have to pedal for it. 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, California Transparency in Supply Chain Act. Shimano has reconsidered, however, and now makes available an optional set of anti-rotation washers that work with vertical dropouts. ;-). Color: Silver. The 5R and 7L are nearly identical, as are the 5L and 7R, and so these pairs may be interchanged by switching sides. It was in many ways an innovative design, and managed to avoid infringing on Sturmey-Archer's patents, but it had problems. 5. With the exception of the early 3-speeds, Shimano internal-gear hubs provide reasonable service if not abused. In some cases, it is possible to convert an existing bicycle to the use of a Nexus hub. The diameter of the hub was smaller, and so stresses on the internal parts were higher.
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