shimano nexus 3 speed installation

0000101942 00000 n For more-detailed advice on installation of sprockets and setting the gear range, see the section on sprockets in the main article on internal-gear hubs. 0000000016 00000 n JavaScript is disabled. 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.. You need two tools: an open end 10 mm wrench and you may also need a pair of pliers. Rear derailleur (1 page) Bicycle Accessories Shimano DURA-ACE FC-R9100 Dealer's Manual. Product info Add a review 1 Singletracks members own this. 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). Got this Nexus 3 speed with Alex Xrims 303 front and rear aluminum wheels. 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. Manage Settings Alfine is a high-end product line with 8 and 11-speed hub. 3. - Coaster Brake, Cons- Not easily serviced by the user. Cable-operated and hydraulic disc brakes are available. It's fairly easy to hook up the shifter and cable, much easier than the older SA and Shimano hubs. HOME > document.write(document.lastModified) Guarantee Pay secure BEST PRICE GUARANTEE The best-selling product NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. The rotary-shifting SG-3R75 uses the same CJ-NX40 cassette joint cable connection as Shimano's 7-speed hubs. Of course, I am old and weak and feel no need to go faster than 20 mph. 31 17 18 Internal Hub Grease 19 (For coaster brake also) 1 16 . 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). MODEL NO: HB-TC500-15: SERIES: CUES U6000 Series 10-speed: Color|1 Hub shell: Black: Stage 1: Underdeveloped country of [insert name here] uses cheap labor to make cheap, low-end products. Your direction, destination, time, speed, but it's not a freebie, you have to pedal for it. [Insert name here] establishes partnerships in [Other Developing Country], builds factories, teaches them how to improve their quality. Terms | Privacy, Where to buy Shimano Nexus Inter-3 (3-speed). Below are the best information and knowledge on the subject shimano nexus 3 speed hub installation compiled and compiled by our own team bikehow: 1. They love that stuff. Japan was the prototype for this sequence. 0000001260 00000 n 0000085010 00000 n 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. Fichtel & Sachs in Germany (now a part of SRAM) has also made reliable internal-gear hubs since early in the 20th Century. The shimano 8 speed has a good reputation on mtbforum. SG-3R75-A. The legend for the drawing in the manual reads: (A) Right-hand lock nut B Reputation for making cheap, inferior copies. It was first noticeable in Japan in the years following WW2. Also see our article about derailerless drivetrains. Any good bicycle mechanic will be able to do this, or you can do it yourself. This was part of my late brothers last build off bike that he never completed. The 5-speed IHG starts 1:1 in first gear and ends up with a 5th gear that is taller. Shimano Nexus 3-Speed Hub Installation - DIWHY.LIFE. A bike is freedom. 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. Best Bike Trails | MTB Podcast | SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . Most Shimano 3-speeds use a bellcrank and pushrod for shifting, rather than a pulley concentric with the axle. Some 8- and 11- speed models have electrical shifting. trailer Know that if you choose the Shimano Nexus 5sp IGH designed for Ebikes, you can get three different cogs. https://www.diwhy.life/retrospec-harper-bike-review/, Skateboard Deck Made From Composite Decking, Giddy Up! 0000002641 00000 n Mechanical problems can result from "preventive maintenance" including re-lubrication with incorrect grease. Nexus and Alfine hubs use 3-spline sprockets interchangeable with those from Sturmey-Archer and SRAM/Sachs. - Weight (2-1/2lbs or 1120 grams), Company 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. 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. 0000032359 00000 n He has tools to extract the bearing race, resurface it and replace it. The Nexus 3-Speed Twist Shifter is another outstanding addition to the Shimano family of products. I have also owned and used 7 speeds and 8 speeds. This 7-speed internal gear hub from Shimano is an excellent . 0000085256 00000 n My bike is far to the left on the power and torque scale. MANUALS & TECHNICAL DOCUMENTS Author: www.youtube.com. Looking for specific info? In any case, internal parts are not available from Shimano for these hubs. It should also not be taken as a general indictment of Shimano's internal-gear hubs. Set the drive unit while align the shallow side of groove of driver unit and wider portion of swelling on the clutch unit. Product information Technical Details Additional Information Feedback Would you like to tell us about a lower price? The labels are corrected in the image below.). This is especially important with a coaster brake, which will become inoperative if the sprocket slips off. 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. Quality control and design improve, often benefiting from the advice of partners in more developed countries. More expensive rohloff leaks. COMPONENT The Rollerbrake also is somewhat prone to overheat, though the newer high-power model is less so, with its finned heat sink. MANUALS & TECHNICAL DOCUMENTS Electrical shifters work with drop bars or flat bars. [Following paragraphs are by John Allen.]. Next to this is the "cassette joint bracket" which is stationary. We use cookies to ensure that we give you the best experience on our website. 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 In the case of steel (Cromoly) frames, it is usually possible to spread the rear triangle to the needed width. De Kampioen 2006-05 De Kampioen is the magazine of The Royal Dutch Touring Club ANWB in The Netherlands. (Most frames can flex about .5" to fit) The Nexus 3-speed bellcrank is aligned in second gear. 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. 0000056270 00000 n You will need to remove the "bell crank" (the little control box attached to the side of the hub). The coaster brake is only suitable for flatland use: it will overheat on long downhill runs, like any coaster brake. You are using an out of date browser. 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. Nexus and Alfine 8-speed hubs are nearly identical internally. 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: The cassette joint is installed either of two ways, so the red dots line up. associate to purchase and make bargains to download and install shimano nexus 7 correspondingly simple! I have never worked with a Nexus 3. If they are not, use the electrical shifter to shift the motor unit to first-gear position. Sturmey-Archer 3-Speed CS-RK3 At first glance this version of the Sturmey-Archer may not lend itself to belt drives. 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. Stage 5: Increasing quality and pricing make [insert name here]'s products un-competitive with lower-wage developing [Other Developing Country]'s output. Anti-rotation washers are specified for both sides, and must be chosen to align the shifter assembly with the cable. The washers are color coded as shown in the chart. The smaller-diameter side faces inward. IMBA Epics | My Ariel Rider C class has the Shimano Nexus 7 speed. Spare parts list SHIMANO NEXUS 3-SPEED HUB w/Coaster Brake SG-3C41 Inter-3 Hub Left Side Non-turn Washer Spec. TL-LR10 for Centerlock), which in sum isn't exactly cheap. #13 and #14 spoke compatible; FIND A DEALER. Sturmey-Archer circlips, made of round cross-section wire, are easier to install than the Shimano ones with a square cross-section. Like others have said the hub needs a "trim kit" - (make sure it is not for the other models though). hb``c``d``` Singletracks Merch | Ideally, the frame should have a dropout spacing of 127 to 135 mm to fit one of the Nexus hubs. An example of data being processed may be a unique identifier stored in a cookie. Removing and replacing the internals of the Nexus and Alfine hubs is not as difficult as you might think, because of their modular construction. 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. I like my 3 speed Shimano and am building a second one today because I like it so much. https://www.ebay.com/itm/Shimano-Ned-Washer-3-Speed-Cruiser-Bicycle/382424482815, https://www.ebay.com/itm/Shimano-Nexus-3-Speed-Grip-Shift-Cable-Kit-New/264570085944, https://www.ebay.com/itm/BICYCLE-INS-SL-3S35E-BEACH-CRUISER-CHOPPER/391232454189, The middle of the Upper Peninsula of Michigan, retrieve your (Note: in at least one dealer manual, DM-S7051-02-ENG-1.pdf, labels for inner and outer locknuts are switched.) 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. The 11-speed hub also uses a driver cap; the 3, 4 and 7-speed hubs use none. 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. See his Web page for advice. Alfine hubs have the Shimano CenterLock fitting, which accepts a proprietary Shimano disc brake rotor. k(3001(&U6CVF!i50'n`#u)/oatu\F@ )X&@ V Usually 3-speeds have 1:1 in second gear. Now youre done. The tabs in the motor unit should be aligned as shown in the next picture. 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. Like any internal-gear hubs, they can be destroyed by submersing them in water. NEXUS INTER3, SHIMANO SERVICE CENTERS When the 16GB Nexus 7 gets to about 3GB of storage space left, it begins to slow down. Various Nexus 3-speed models have overlocknut dimensions between 127 and 135 mm. Turn it clockwise to lock it. This book also is out of print, but copies are available used at a reasonable price. The current (2017) generation of Shimano 3-speed internal-gear hubs is available with a coaster brake or with an optional external Rollerbrake or disc brake. I suppose that could be called a blessing in disguise. The dropouts of an older three-speed bicycle will need to be widened to fit these hubs. Front chainwheel (21 pages) Bicycle . Major bicycle producing countries still stuck in stage 1 include India and South Korea. Internal-gear hubs always require some system to prevent the axle from rotating, as it is used as part of the gear train. Shimano Nexus 3, 4, 5, 7 and 8-speed hubs are currently in production as of 2022. Most sprockets made for this system are "dished" so you can adjust the chainline by flipping the sprocket over. 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. Stage 2: Developing country of [insert name here] decides to move into higher-quality, higher-value production. Stage 4: [insert name here]'s high wages and shifting exchange rates begin to erode the competitive pricing advantage formerly enjoyed. 0000005727 00000 n --> This is an very . (The bigger part is downside.) 0000002084 00000 n Major Western European countries hit stage 6 in the late '70s, just as Japan was moving into stage 3. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. 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. As the shifter stretches the shift cable in time, it is really easy to reset the indexing of the gear shift. Oil lubrication, with waterproof grease for the outer bearings, avoids this problem and also allows replenishment of the lubricant without dismantling the hub. 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. Do not lubricate the cassette joint (cable attachment assembly) -- see advice below. 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. Relubrication using oil and waterproof grease is highly recommended to keep water out of the mechanism. Shimano Nexus 3 Speed Internal Rear Hub. <]/Prev 250097>> Some of these hubs have a coaster brake, and others accept the Shimano Rollerbrake, a kind of drum brake. The Alfine 11-speed is oil-lubricated, but the other Nexus and Alfine hubs are packed with a special grease as sold. 0000032627 00000 n The fixing ring turns clockwise to lock, same as with the others. This is the Shimano shifter. The consent submitted will only be used for data processing originating from this website. 0000006205 00000 n SG-3D55. 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. The metallurgy of Japanese steel at that time was not up to the standards of British steelmaking, so the parts were weaker. Best of luck! Mountain Bike Deals, Copyright 2023 Blue Spruce Ventures LLC | That is the lowest gear for some hubs, the highest for others. 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). Additional spacers can take hubs out to 135 mm. The coaster brake is also not as powerful those found on a single-speed hub. Plus, the bars look cleaner and the shifter on the downtube is old school. In some cases, it is possible to convert an existing bicycle to the use of a Nexus hub. Bicycle Accessories Shimano NEXUS SG-7C26 Service Manual. This means the bike will stay in lower, easier pedaling gears longer as the bike picks up speed. You need to select washers for your particular frame. startxref I only used first gear when I first got the bike (approaching this new experience with caution), and rarely use 7th gear. The first thing you do is loosen the lock nut right up against the body of the shifter. Next, remove the left hand cone. Today, were going to work on internal multi speed hubs. Install it if necessary. Live better 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. It is usually possible to spread the rear triangle of a steel (Cromoly) frame to the needed width. Support Us | JavaScript is disabled.