Place the motor unit over the end of the axle so that marks on it line up with marks on a spacer inboard of locknut B, as shown in the image below. For a better experience, please enable JavaScript in your browser before proceeding. Dots at the right end of the hub should be aligned as shown. 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. Color: Silver. The 11-speed is oil-lubricated. > 0000003845 00000 n 0000005727 00000 n Install the ball retainer P (3/16"X13). This is especially the case if a hub has a coaster brake, due to the heat this brake generates. 0000001443 00000 n Hub Width: 4 3/4" or 120mm. (Most frames can flex about .5" to fit) (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 (B) Right-hand lock nut A 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. Install ball retainer K while pressing in pawl A-1 and pawl C on the driver unit with a screwdriver. Note: Do not damage the threads of the hub axle. I have never worked with a Nexus 3. Dealer's manuals, user manuals and parts lists for all currently supported Shimano 3-speed hub models is accessible with this search. <]/Prev 250097>> MANUALS & TECHNICAL DOCUMENTS The next country in this sequence was Taiwan, which hit stage 3 in the mid-late 1990s and is currently in stage 5. The shimano 8 speed has a good reputation on mtbforum. Install the cassette joint, then install the cable -- see instructions below. Im planning to purchase it and install it on my fixie, as I live on hilly area of Syracuse. > SHIMANO NEXUS Internal Geared Hub Coaster Brake 3-speed VIEW PRODUCT. With the 8-speed, however, the marks you need to line up are yellow, not red. Only shift when coasting or you will eat your IGH. 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 That is the lowest gear for some hubs, the highest for others. If they are not, use the electrical shifter to shift the motor unit to first-gear position. 0000032627 00000 n Install it if necessary. NEXUS INTER3, SHIMANO SERVICE CENTERS 0000005348 00000 n I like the Nexus 8-speed a lot better than the 7-speed version. See anti-rotation washer chart. THIS WEBSITE USES COOKIES TO IMPROVE YOUR USER EXPERIENCE. 1. Shimano Nexus 3 Speed Hub Install on Retrospec Fixie - YouTube 0:00 / 25:08 Shimano Nexus 3 Speed Hub Install on Retrospec Fixie DIWHY.LIFE 5.27K subscribers Subscribe 48K views 1. 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. 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. I have drilled and tapped a Nexus 8-speed for a Sturmey-Archer oil cap. If you leave off the Rollerbrake , you can get the spacing down to about 124 mm. Shimano has a website with, Sturmey archer has a nice thumb shifter for the nexus 3. Installation of this hub is already complicated enough! The first thing you do is loosen the lock nut right up against the body of the shifter. Sometimes it happens that wheels are sold without a cog, dust cover, ring, or any mounting parts. A video of disassembly and reassembly is available here, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. Something went "crack!" Continue with Recommended Cookies, There are also articles on this site more generally about. Stage 4: [insert name here]'s high wages and shifting exchange rates begin to erode the competitive pricing advantage formerly enjoyed. The motor unit can install either of two ways. That makes it easy to clean the inside of the adjustment mark view window. %%EOF The 333 hub was much more complicated internally than the Sturmey-Archer AW. More expensive rohloff leaks. A video of disassembly and reassembly is available here. When a Sturmey-Archer AW hub gives trouble (which it rarely does) it is usually due to lack of lubrication, and one or two of the gears stop functioning reliably. He has tools to extract the bearing race, resurface it and replace it. Alfine hubs have the Shimano CenterLock fitting, which accepts a proprietary Shimano disc brake rotor. UM User's Manual SI Service Instructions EV Exploded View QM Quick Manual SM Service Manual Currently available manuals and technical documents from Shimano are posted on this site. 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). %PDF-1.4 % De Kampioen 2006-05 De Kampioen is the magazine of The Royal Dutch Touring Club ANWB in The Netherlands. Remove the cable if needed before installing the cassette joint. 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 coaster brake is also not as powerful those found on a single-speed hub. Other versions include coaster, roller or disk brake. Please make sure that there is adequate spacing. This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. Author: www.youtube.com. The legend for the drawing in the manual reads: (A) Right-hand lock nut B Note: the cassette joint can be removed with the cable attached to it. Some of these hubs have a coaster brake, and others accept the Shimano Rollerbrake, a kind of drum brake. An example of data being processed may be a unique identifier stored in a cookie. 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. 31 17 18 Internal Hub Grease 19 (For coaster brake also) 1 16 . 0000002084 00000 n > SG-3C41, SHIMANO NEXUS - Internal Geared Rear Hub - Coaster Brake - O.L.D. DM General Operations (DM-GN0001) Tag (Choose from the list below) series generation component ROAD GRAVEL MTB E-BIKE URBAN TREKKING BMX (C) Motor unit, Yow! I dont know what youve 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. 0000056509 00000 n Usually I get my parts by dismantling complete bikes so small parts come along with. New developments include electrical shifting and a disc-brake version. Register today and take advantage of membership benefits. The Nexus 3-speed bellcrank is aligned in second gear. Shimano Nexus 3 Speed Internal Rear Hub. 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. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. See the separate articles on this site about disc brakes, coaster brakes and Rollerbrakes. 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. This is what I did on my Nexus bike. Newer, similar models are the F, FA and G type and the cartridge type, which had a pressed-in right-side ball cup instead of a threaded ball cup. Most Nexus 3-speed hubs are shifted using a bellcrank and pushrod, as described in the article about the 3-speed hubs. Continue with Recommended Cookies, This article gathers information common to many models of Shimano internal-gear hubs. The fixing ring turns clockwise to lock, same as with the others. Internal Geared Hub. You need two tools: an open end 10 mm wrench and you may also need a pair of pliers. IMBA Epics | You need to select washers for your particular frame. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Information about specific models is in the articles about. Ideally, the frame should have a dropout spacing of 127 to 135 mm to fit one of the Nexus hubs. Just lined up 2nd gear and away she went, shifting faster, crisper and better than the Nexus twist shifter. For on-road (cruiser) bikes, this hub is nearly perfect, as weight & stopping considerations are a lot less pressing. The Nexus 3spd hub is relatively inexpensive, and will afford multiple gear choices on a bike that is unable to mount a standard derailleur. 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. Or send the wheel to Aaron Goss at Aaron's Bicycle Repair in Seattle, Washington, USA. Some 8- and 11- speed models have electrical shifting. Sprocket and sprocket circlip are installed before the cassette joint parts. Next to this is the "cassette joint bracket" which is stationary. With these hubs, the orientation of the axle does not affect shifting, and oil lubrication is possible by removing the bellcrank and pushrod, then squirting oil into the hollow end of the axle. 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. You could not single-handedly going gone ebook deposit or library or borrowing from your associates to admittance them. 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. 2. We use cookies to ensure that we give you the best experience on our website. Like others have said the hub needs a "trim kit" - (make sure it is not for the other models though). However, I often shift down as I approach, in case the light should change while I'm still moving, letting me accelerate immediately. Manage Settings After re-installing the cog, it is a good idea to seat the circlip . You must log in or register to reply here. SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . 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 may not display this or other websites correctly. The photos below show the steps in installation of the cassette joint on an 8-speed hub. https://www.diwhy.life/retrospec-harper-bike-review/, Skateboard Deck Made From Composite Decking, Giddy Up! Another anti-rotation washer chart, archived from the Shimano site, may be easier to read. Hold the left hand cone, and then remove the lock nut for left hand cone. Plus, the bars look cleaner and the shifter on the downtube is old school. The following are instructions for the 4- and 7-speed hubs. (and I'm not talking about Iron Maiden either) . SG-3R75-A.