My Ariel Rider C class has the Shimano Nexus 7 speed. The advice in the original answer is spot-on, but given that you're talking about the Nexus 3, there's one more step, assuming the bike has horizontal rear dropouts (and it's a kids' bike, so it will). With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. IMBA Epics | Another way to tell that this is Shimano is that the cable chord goes straight into the adjustment knob, which goes straight into the body of the shifter. It weighs 1220 grams stripped in its basic version (without built-in brake). Your direction, destination, time, speed, but it's not a freebie, you have to pedal for it. See his Web page for advice. MODEL NO: HB-TC500-15: SERIES: CUES U6000 Series 10-speed: Color|1 Hub shell: Black: See our Rollerbrake page for information on installing and removing the Rollerbrake. A video of disassembly and reassembly is available here, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. DM General Operations (DM-GN0001) Tag (Choose from the list below) series generation component ROAD GRAVEL MTB E-BIKE URBAN TREKKING BMX Several brands of adapters for common 6-bolt rotors are available. 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. This means the bike will stay in lower, easier pedaling gears longer as the bike picks up speed. the section on sprockets in the main article on internal-gear hubs. Some of these hubs have a coaster brake, and others accept the Shimano Rollerbrake, a kind of drum brake. Shimano has reconsidered, however, and now makes available an optional set of anti-rotation washers that work with vertical dropouts. 0000008805 00000 n PRODUCT 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. 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. In this video, Ill 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 to this is the "cassette joint bracket" which is stationary. It may not display this or other websites correctly. File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. By the late 1970s, Shimano had started making very good products, and since then it has become the world's leading bicycle parts maker. PRODUCT SPECIFICATIONS. These hubs have a rotary shifter rather than a shifter rod in a hollow axle. 0000006787 00000 n Alfine is a high-end product line with 8 and 11-speed hub. Thank for helping in finding the Shimano nexus 3 gear hub. Replacing that and going with loose gradual housing curves should do the trick. Manage Settings Cycle computer (24 pages) Bicycle Accessories Shimano RD-M760 Service Instructions. Like others have said the hub needs a "trim kit" - (make sure it is not for the other models though). 5. Dots at the right end of the hub should be aligned as shown. Looks like this right now (no mounting hardware, cog or shift mechanism.). File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. Product information Technical Details Additional Information Feedback Would you like to tell us about a lower price? 0000032359 00000 n Im planning to purchase it and install it on my fixie, as I live on hilly area of Syracuse. I have never worked with a Nexus 3. Following behind Taiwan is mainland China, currently (2006) in stage 3. 0000008907 00000 n Widgets, Explore [Insert name here] establishes partnerships in [Other Developing Country], builds factories, teaches them how to improve their quality. (C) Motor unit, Yow! The 8-speed adds lower gears for hills, with its 1:1 ratio at 4th gear. Dealer's manuals, user manuals and parts lists for all currently supported Shimano 3-speed hub models is accessible with this search. 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. 0000003845 00000 n The cartridge-type mechanism may fit into an older shell, though. Average star voting: 5 ( 27446 reviews) Sometimes you will need a wrench to move it. Mountain Bike Deals, Copyright 2023 Blue Spruce Ventures LLC | Mid-Drive Motor & Mechanical 9 Speed Drivetrain - What Gear to Engage, & When? You must log in or register to reply here. 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. However, while it is lighter than other quality geared hubs, it still adds a bit of weight to the wheel. Please make sure that there is adequate spacing. password. TL-LR10 for Centerlock), which in sum isn't exactly cheap. The sprocket is held in position by a spring circlip (snap ring). It does the job, but will not lock the wheel up. Singletracks Merch | Nexus and Alfine hubs use 3-spline sprockets interchangeable with those from Sturmey-Archer and SRAM/Sachs. 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. The 5-speed IHG starts 1:1 in first gear and ends up with a 5th gear that is taller. Today, were going to work on internal multi speed hubs. Alfine is a high-end product line with 8 and 11-speed hubs. 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. Read those articles along with this one. startxref 0000085256 00000 n He has tools to extract the bearing race, resurface it and replace it. The 11-speed is oil-lubricated. Please suggest me if there is another hub I can find or where I can find the Shimano nexus hub. Either way is OK: you will rotate the axle when installing the wheel so the electrical connection faces forward. (The bigger part is downside.) NEW zigmaverse.com, US $39.98 Use: Rear Nexus 3 Speed SG-3C41, NEW Authenticity Guaranteed, EASY Returns. With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. (The Columbia's original rim had 36 spokes). Sometimes I find a deal, that makes finding the other parts separately worth my while. Color: Silver. 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. Installation of this hub is already complicated enough! NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. 0000000956 00000 n With the exception of the early 3-speeds, Shimano internal-gear hubs provide reasonable service if not abused. 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. Next, remove the left hand cone. 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. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. Live better 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. About Us | Shimano has a website with, Sturmey archer has a nice thumb shifter for the nexus 3. For a better experience, please enable JavaScript in your browser before proceeding. (Thanks to Aaron Goss for this info!). Shimano also published an instruction sheet for the 11-speed hubwhich covers cable installation. 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. SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . Most other Nexus hubs are similar to the ones described. 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. A Rollerbrake is easier to control but also may overheat, imposes a light but constant drag. 1. Of course, I am old and weak and feel no need to go faster than 20 mph. The following are instructions for the 4- and 7-speed hubs. 0000001646 00000 n The Rollerbrake is a separate module, and when you buy the hub it is not even installed. Most sprockets made for this system are "dished" so you can adjust the chainline by flipping the sprocket over. Most Nexus 3-speed hubs are shifted using a bellcrank and pushrod, as described in the article about the 3-speed hubs. Some high-end production for the domestic market may continue. During the Thanksgiving break, I made my first visit to the Bicycle Exchange (hallowed be its memory) in Cambridge, Massachusetts, returning with a Raleigh-pattern rim and 40 spokes to lace to a Sturmey-Archer AW hub which I had salvaged from a trash pile. 0000003374 00000 n SG-3C41, SHIMANO NEXUS - Internal Geared Rear Hub - Coaster Brake - O.L.D. Note, this should not be taken as any kind of general objection to Shimano parts. Shop for Shimano Nexus 3 Speed at Walmart.com. Additional spacers can take hubs out to 135 mm. 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. You are using an out of date browser. Information on how to maintain and rebuild Nexus 3-speed hubs is in PDF documents linked below, now accessible only on the Internet Archive. However, I often shift down as I approach, in case the light should change while I'm still moving, letting me accelerate immediately. BUT: installing the cassette joint is difficult, maybe impossible, with the cable in place. Whenever India gets ready to move up, it is expected to be a very important player. 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. 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. 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. 7-speed hub (12 pages) Bicycle Accessories Shimano SC-M500 User Manual. Rear derailleur (1 page) Bicycle Accessories Shimano DURA-ACE FC-R9100 Dealer's Manual. This is especially important with a coaster brake, which will become inoperative if the sprocket slips off. Best of luck! To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. The most counter-clockwise setting will delay shifting. Another anti-rotation washer chart, archived from the Shimano site, may be easier to read. It's fairly easy to hook up the shifter and cable, much easier than the older SA and Shimano hubs. 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. Sometimes it happens that wheels are sold without a cog, dust cover, ring, or any mounting parts. 0000001260 00000 n It works! This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. Front chainwheel (21 pages) Bicycle . When a Sturmey-Archer hub gives problems, it can almost always be repaired, usually without needing any parts replacement. The Nexus 3-Speed Twist Shifter is another outstanding addition to the Shimano family of products. Support Us | SHIMANO BIKE-EU If you unscrew everything that is screwed onto the left end of the axle, the whole mechanism can be pulled out of the right side as a unit. I like my 3 speed Shimano and am building a second one today because I like it so much. Stage 2: Developing country of [insert name here] decides to move into higher-quality, higher-value production. Because the shift cable linkage ("cassette joint unit" in Shimano-speak) is also keyed to the axle, different anti-rotation washers work with different dropout angles. Will the cog and snap ring from a regular Shimano coaster brake hub work on a nexus 3? It is the Nexus model, which is written on the body. Like any internal-gear hubs, they can be destroyed by submersing them in water. 0000001183 00000 n Sheldon Brown's Nexus Raleigh International. 2. Remove the cable if needed before installing the cassette joint. Inter 3 - This hub has three speeds with 36% intervals and an overall gear range of 186%. Shimano published a Nexus dealer's manual (now archived), with most of the needed information about Nexus 5, 7 and 8-speed hubs; however, there is additional information in documents (some also now in the Internet Archive) linked below and on the pages on this site for individual hub types.. Nexus 7 and 8-speed hubs have an overlocknut spacing ranging from 127 to 135 mm, as sold: see Shimano's overlocknut spacing chart. MANUALS & TECHNICAL DOCUMENTS The consent submitted will only be used for data processing originating from this website. The legend for the drawing in the manual reads: (A) Right-hand lock nut B The cassette joint is installed either of two ways, so the red dots line up. The disc brake gets very hot but is made to withstand the heat. > 0000000016 00000 n It was first noticeable in Japan in the years following WW2. Anti-rotation washers are specified for both sides, and must be chosen to align the shifter assembly with the cable. Now it can be replaced with the new internal assembly. The failure of a 333 hub launched my wheelbuilding career. #1 out of 0 Brand: Shimano I Have One! - Durability MANUALS & TECHNICAL DOCUMENTS The driver cap snaps on, concave side down. 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. Hold the left hand cone, and then remove the lock nut for left hand cone. This book also is out of print, but copies are available used at a reasonable price. Manage Settings They love that stuff. If there is no photo then it didn't happen, so I will include some builds. You need two tools: an open end 10 mm wrench and you may also need a pair of pliers. Copyright 2012-2022 EBR Electric Bike Review, Inc. Also operating under the name EBR.