Rotate the motor unit clockwise to engage it with the axle assembly, and install locknut B, which secures the motor unit. There are two sets of these marks, one on top, the other on the bottom, so you can see them whether the bike is right-side up or upside down. With any of these brakes, a front brake also should be installed -- see my article about braking and turning. SHIMANO SERVICE CENTER Japan was the prototype for this sequence. SG-3C41. Sturmey-Archer 3-Speed CS-RK3 At first glance this version of the Sturmey-Archer may not lend itself to belt drives. 2. 0000000956 00000 n 0000085010 00000 n Please make sure that there is adequate spacing. The Nexus 3-speed bellcrank is aligned in second gear. Continue with Recommended Cookies, This article gathers information common to many models of Shimano internal-gear hubs. They fudge a bit, lowering the gears in order to keep the top gear from being completely useless, but then the middle gear is too low for level-ground riding. Inter 3 - This hub has three speeds with 36% intervals and an overall gear range of 186%. In 1964, in my freshman year at Middlebury College, I was riding up the steep hill in front of the college chapel on my Columbia 3-speed -- which I had purchased new 5 months earlier. See this document describing differences. (and I'm not talking about Iron Maiden either) SG-3R75-A. Copyright 2012-2022 EBR Electric Bike Review, Inc. Also operating under the name EBR. Free Shipping on All Orders, NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. 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. Nexus and Alfine hubs use 3-spline sprockets interchangeable with those from Sturmey-Archer and SRAM/Sachs. Comfy Bike Seat Unboxing & Review. Clutch unit (Y-34R 98050) Return spring (Y-34R 21000) Ball retainer P (Y-34R 98070) GREASE (Y-041 20600) Shimano Nexus 3-Speed Hub Installation - DIWHY.LIFE. Looking for specific info? 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. COMPONENT It is the Nexus model, which is written on the body. A video of disassembly and reassembly is available here. Dealer's manuals, user manuals and parts lists for all currently supported Shimano 3-speed hub models is accessible with this search. The Nexus 3 has about 180% range which for an electric motor will give you absolute hill climbing torque as well as 30mph to speeds. It is usually possible to spread the rear triangle of a steel (Cromoly) frame to the needed width. An example of data being processed may be a unique identifier stored in a cookie. 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. Installation instructions for this hub. 0000005727 00000 n If there is no photo then it didn't happen, so I will include some builds. MANUALS & TECHNICAL DOCUMENTS 0000001183 00000 n SG-3R75-B. Before installing the anchor bolt (which Shimano calls the "inner cable fixing bolt unit"), set the shifter in the loosest cable position. If there is no Rollerbrake installed, the overlocknut spacing can be smaller, down to about 124 mm, using a thinner locknut. 0000032359 00000 n I installed this IGH on my Sun Kiss build and was very happy with the final results, although it took some work and a lot of head banging to get there. This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. Instructions for most 8-speed hubs are very similar and begin. The page covering the 11-speed gives more detail about lubrication. I find that shifting is very quick and easy, and I love being able to shift at an intersection while at a standstill. COMPONENT Sturmey-Archer circlips, made of round cross-section cable, are easier to install than the Shimano ones with a square cross-section . This book also is out of print, but copies are available used at a reasonable price. Whenever India gets ready to move up, it is expected to be a very important player. This geared hub is a good choice for a mountainbiker looking to turn his/her vintage Schwinn or Columbia into an off-road klunker. 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. Shimano has reconsidered, however, and now makes available an optional set of anti-rotation washers that work with vertical dropouts. 6 0 obj <> endobj The smaller-diameter side faces inward. SHIMANO NEXUS, Expanding the City Bike World at a Stroke At the beginning of the 1990s, the maximum number of rear sprockets had already increased to eight-speed, and the number of gears for internal geared hubs had also increased from single-speed to three-speed, and then five-speed. You must log in or register to reply here. The sprocket is held in position by a spring circlip (snap ring). 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. 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 We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Pawl A-1 Ball retainer K Note: Be careful of the setting direction. #1 out of 0 Brand: Shimano I Have One! The rotor diameter is 180mm, not the usual 185mm, raising issues of compatibility with non-Shimano caliper assemblies. Even if you could find a source of parts, you might not get the correct generation of parts for the particular hub you have. The Nexus 3spd hub is relatively inexpensive, and will afford multiple gear choices on a bike that is unable to mount a standard derailleur. By changing the sprocket, you can raise or lower all of the gears at once. After re-installing the cog, it is a good idea to seat the circlip . 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 0000096302 00000 n I mated a Shimano Nexus 3-speed hub with a Sturmey Archer Thumb Shifter; removed the bar clamp, and mount the shifter onto a downtube mount. Live better Metal wear particles contaminate the grease, and so the hubs require periodic cleaning and replenishment of a special grease that does not make the pawls stick. The shifter, cable, and "cow bell" parts can also come in a kit, and sometimes I have opted for the integral shifter. The yellow line on the paddle should be between the two yellow arrows. Pros- Reliability Both the pulley and the bracket have index marks, and gear adjustment is correct when the marks on the two parts align with the shifter in 4th gear (6th gear on the 11-speed). Author: www.youtube.com. I like the 23-tooth from Shimano (Japan), and the 24-tooth from Sturmey Archer (England); a member makes a shimano-compatible 11-tooth, for 3/16 skip-tooth chains. You want to line that yellow between the two lines with the adjustment knob. inside the 333 hub, and I felt odd, uneven resistance when pedaling. 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/37mQsbTRelated Videos:Harper Coaster Unboxing - https://bit.ly/retrospec_harperBuild a Bicycle Wheel - https://youtu.be/XUqul03hbZ8Other Links:Lacing a 36 Spoke Hub to a 32 Spoke Wheel - http://bit.ly/3u3g5Is The cartridge-type mechanism may fit into an older shell, though. 0000004954 00000 n %PDF-1.4 % Other versions include coaster, roller or disk brake. 0000001646 00000 n As with most other internal gear systems, Shimano uses tab washers that engage the dropout slots to keep the axle from turning. > You are using an out of date browser. 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. #13 and #14 spoke compatible; FIND A DEALER. When the 16GB Nexus 7 gets to about 3GB of storage space left, it begins to slow down. SG-3D55. PRODUCT SPECIFICATIONS. Hold the left hand cone, and then remove the lock nut for left hand cone. See his Web page for advice. Sutherland's Handbook for Bicycle Mechanics, 4th edition, includes much of the same information but is now out of print. That makes it easy to clean the inside of the adjustment mark view window.