shimano nexus 3 speed installation

MODEL NO: HB-TC500-15: SERIES: CUES U6000 Series 10-speed: Color|1 Hub shell: Black: New developments include electrical shifting and a disc-brake version. SG-3C41. 7-speed hub (12 pages) Bicycle Accessories Shimano SC-M500 User Manual. The circlip can be pried off with a thin flat-blade screwdriver, and the sprocket can then be lifted off. I suppose that could be called a blessing in disguise. Register today and take advantage of membership benefits. The comparable SRAM 3spd hub w/ coaster brake weighs in at 1390g, or 3lbs. The motor unit for a hub with electrical shifting is installed with both the hub and the motor unit in first-gear position. This is especially the case if a hub has a coaster brake, due to the heat this brake generates. Singapore is also in the game, for parts but not for complete bikes. Instructions for the 8-speed hub are very similar and begin. The original internal-gear hubs were English inventions going back to the beginning of the 20th Century. the section on sprockets in the main article on internal-gear hubs. This is normally a right-side washer (so, the "R") but is shown on the left side in the documentation of this hub. Loosen that and it allows the adjustment knob to be free. The disc brake gets very hot but is made to withstand the heat. PRODUCT SPECIFICATIONS. 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. IMBA Epics | 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. The 8L and 8R may be useful with forward-facing dropouts if you would like to run the cable up a seatstay. Mid-Drive Motor & Mechanical 9 Speed Drivetrain - What Gear to Engage, & When? The Nexus 3-speed bellcrank is aligned in second gear. Alfine hubs have an overlocknut spacing of 135 mm and a Shimano CenterLock disc-brake fitting. The Nexus 3-speed bellcrank is aligned in second gear. MTB Podcast | This procedure is the same for the Nexus 4-, 7- and 8-speed hubs, using 4th gear as the reference. (The bigger part is downside.) My Ariel Rider C class has the Shimano Nexus 7 speed. Of course, I am old and weak and feel no need to go faster than 20 mph. 0000002084 00000 n Free Shipping on All Orders, NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. Shimano Nexus 3, 4, 5, 7 and 8-speed hubs are currently in production as of 2022. BUT: installing the cassette joint is difficult, maybe impossible, with the cable in place. It works! #13 and #14 spoke compatible; FIND A DEALER. 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. > Usually 3-speeds have 1:1 in second gear. 6 0 obj <> endobj 0000001183 00000 n Over the years when the 333 hub and its successors were in production, Shimano made a number of revisions to the design in an attempt to make them more reliable. Nexus 3, 4, 7- and 8-speed internal gear systems may incorporate all-weather braking systems. 3. The hub may still work after a fashion, so the rider continues to use it until the broken fragments of the pawls have gone on to destroy the gears and other parts, making the hub basically irreparable. Now youre done. [Following paragraphs are by John Allen.]. Plus, the bars look cleaner and the shifter on the downtube is old school. 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. 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. 0000008907 00000 n The consent submitted will only be used for data processing originating from this website. Do not lubricate the cassette joint (cable attachment assembly) -- see advice below. The 6R and 6L also may be used on the "wrong" sides of the hub for the best cable alignment with some bicycles. They love that stuff. Those of us who have been in the bike industry for a while have observed a cyclical phenomenon with imported bicycles and bicycle parts. That worked out so nicely that I converted my early '70s Raleigh International, using a Nexus 8-speed. --> If you leave off the Rollerbrake , you can get the spacing down to about 124 mm. 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. Internal-gear hubs always require some system to prevent the axle from rotating, as it is used as part of the gear train. [Insert name here] establishes partnerships in [Other Developing Country], builds factories, teaches them how to improve their quality. SG-3R75-B. Looks like this right now (no mounting hardware, cog or shift mechanism.). With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. 0000005348 00000 n Clutch unit (Y-34R 98050) Return spring (Y-34R 21000) Ball retainer P (Y-34R 98070) GREASE (Y-041 20600) NEXUS INTER3 0000000016 00000 n 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 Some of our partners may process your data as a part of their legitimate business interest without asking for consent. 5. 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/37mQsbT, Related Videos:Harper Coaster Unboxing https://www.diwhy.life/retrospec-harper-bike-review/Build a Bicycle Wheel https://youtu.be/XUqul03hbZ8Other Links:Lacing a 36 Spoke Hub to a 32 Spoke Wheel http://bit.ly/3u3g5Is. (Thanks to Aaron Goss for this info!). - First gear isn't low enough, especially without a granny-gear chainring. You must log in or register to reply here. 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. Japanese cyclists were (and still are) lighter, on average, than Americans. SG-3D55. Any good bicycle mechanic will be able to do this, or you can do it yourself. When the 16GB Nexus 7 gets to about 3GB of storage space left, it begins to slow down. Alfine is a high-end product line with 8 and 11-speed hub. A 3-speed hub will work better for you if you change the sprocket or chainwheel to lower all the gears, so you use the top gear on level terrain. The driver cap snaps on, concave side down. An example of data being processed may be a unique identifier stored in a cookie. The failure mode of the 333 hub is also different from Sturmey-Archers'. Wheel Set - Comes with both front and rear wheel. 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 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. (and I'm not talking about Iron Maiden either) NEW zigmaverse.com, US $39.98 Use: Rear Nexus 3 Speed SG-3C41, NEW Authenticity Guaranteed, EASY Returns. PRODUCT 0000006205 00000 n Electrical shifters work with drop bars or flat bars. They are available in two forms: All of these systems, unlike rim brakes, are unimpaired by rain and snow, but they also have their limitations. The 5-speed is covered in the Nexus dealer's manual, linked below. Older bicycles are typically narrower than that. 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. (Most frames can flex about .5" to fit) SHIMANO BIKE-EU SHIMANO Nexus 3 Speed Mounting Hardware, Silver $6.99 SHIMANO Nexus Inter-3 SG-3C41 Push Rod for 168mm Axle $9.00 Customers also search Page 1 of 1 3 speed bike shifter nexus shifter 3 speed shimano shifter shimano nexus 3 twist shifter grips shimano derailleur gear 6 speed bicycle shifter bike shifter parts Product Description Please make sure that there is adequate spacing. xref A disc brake requires the bicycle frame to have h a special fitting for the caliper assembly. For on-road (cruiser) bikes, this hub is nearly perfect, as weight & stopping considerations are a lot less pressing. Use this position if the rider prefers to spin at higher cadences. SHIMANO NEXUS Internal Geared Hub Rolle Brake 3-speed VIEW PRODUCT. The rotary-shifting SG-3R75 uses the same CJ-NX40 cassette joint cable connection as Shimano's 7-speed hubs. Other versions include coaster, roller or disk brake. 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. A worn chain will run poorly on a new sprocket. Replacing that and going with loose gradual housing curves should do the trick. Alfine is a high-end product line with 8 and 11-speed hubs. More expensive rohloff leaks. 4XpTBCwW P@w^ su`-\cmA3x-N'sG=}YzZTS.zFK*:) u@fFyMVsZIV=|/z-79EYqT8.m?%Rb}uM94j=P/zm]s=4G0. MANUALS & TECHNICAL DOCUMENTS Shimano SG-3D55 3-speed hub with disc brake. 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. Install it if necessary. 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. Still, frequent failures of grease-lubricated hubs due to water contamination have been reported in wet climates --see photos here. HOME 0000002641 00000 n Manage Settings Following behind Taiwan is mainland China, currently (2006) in stage 3. Best of luck! #1 out of 0 Brand: Shimano I Have One! For a better experience, please enable JavaScript in your browser before proceeding. Shimano has reconsidered, however, and now makes available an optional set of anti-rotation washers that work with vertical dropouts. 120/127.4 mm - 3-speed. The ring clips come in rounded or squared spring wire, either will work. I have drilled and tapped a Nexus 8-speed for a Sturmey-Archer oil cap. This is what I did on my Nexus bike. Additional spacers can take hubs out to 135 mm. Be careful not to install it upside-down. Stage 3: [insert name here]'s improved product quality is noticed, [insert name here]'s reputation rises. Read those articles along with this one. 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. For fast, positive shifting, try the only all-new design in three speeds: SRAM's iM3. It should also not be taken as a general indictment of Shimano's internal-gear hubs. The diameter of the hub was smaller, and so stresses on the internal parts were higher. The 8-speed adds lower gears for hills, with its 1:1 ratio at 4th gear. Set the drive unit while align the shallow side of groove of driver unit and wider portion of swelling on the clutch unit. Front chainwheel (21 pages) Bicycle . Any good bicycle mechanic will be able to do this, or you can do it yourself. See the separate articles on this site about disc brakes, coaster brakes and Rollerbrakes. It was in many ways an innovative design, and managed to avoid infringing on Sturmey-Archer's patents, but it had problems. Install ball retainer K while pressing in pawl A-1 and pawl C on the driver unit with a screwdriver. NEXUS INTER3, SHIMANO SERVICE CENTERS Got this Nexus 3 speed with Alex Xrims 303 front and rear aluminum wheels. This is especially important with a coaster brake, which will become inoperative if the sprocket slips off. 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. Cycling Equipment; Bicycle Tires, Tubes & Wheels; password. The coaster brake is also not as powerful those found on a single-speed hub. Install the ball retainer P (3/16"X13). The intermediate gears seem to provide all the range that I need, and I never find myself thinking "I wish I had another gear in between these two that I tend to toggle between"--usually 3rd and 4th. It is the Nexus model, which is written on the body. Sometimes you will need a wrench to move it. https://www.diwhy.life/retrospec-harper-bike-review/, Skateboard Deck Made From Composite Decking, Giddy Up! Thank for helping in finding the Shimano nexus 3 gear hub. A coaster brake can easily skid the rear wheel, but is hard to control and overheats on long downhill runs. Shop for Shimano Nexus 3 Speed at Walmart.com. 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. 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. You need to select washers for your particular frame. Note, only the eccentric bottom bracket, not the chain tensioner or rear derailer, will work with the coaster brake version of the Nexus hub, because backpedaling places the lower run of the chain under high tension. 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. Other than that, installation is similar to that of other cassette joints. For a better experience, please enable JavaScript in your browser before proceeding. SHIMANO NEXUS Internal Geared Hub Coaster Brake 3-speed VIEW PRODUCT. 4. The 8-speed adds lower gears for hills, with it's 1:1 ratio at 4th gear. Sheldon Brown's Nexus Raleigh International. Know that if you choose the Shimano Nexus 5sp IGH designed for Ebikes, you can get three different cogs. SG-3C41, SHIMANO NEXUS - Internal Geared Rear Hub - Coaster Brake - O.L.D. That is the lowest gear for some hubs, the highest for others. 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). The Nexus 3-speed bellcrank is aligned in second gear. The Rollerbrake is a separate module, and when you buy the hub it is not even installed. Terms | Privacy, Where to buy Shimano Nexus Inter-3 (3-speed). 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. Various Nexus 3-speed models have overlocknut dimensions between 127 and 135 mm. 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. A reader, Albert van Dalen, suggests a simpler solution: drilling an oil hole in the hub shell and covering it with duct tape. THIS WEBSITE USES COOKIES TO IMPROVE YOUR USER EXPERIENCE. For off-road use, multiple chainrings are recommended for versatility and increased climbing power, especially if being fitted to a vintage klunker. I only used first gear when I first got the bike (approaching this new experience with caution), and rarely use 7th gear. Sometimes it happens that wheels are sold without a cog, dust cover, ring, or any mounting parts. Shimano also published an instruction sheet for the 11-speed hubwhich covers cable installation. The metallurgy of Japanese steel at that time was not up to the standards of British steelmaking, so the parts were weaker. (Note: in at least one dealer manual, DM-S7051-02-ENG-1.pdf, labels for inner and outer locknuts are switched.) 0000032359 00000 n When an older Shimano 3-speed hub fails, it is most often because one of the under-engineered pawls has shattered. Pros- Reliability trailer File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. 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. 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). My bike is far to the left on the power and torque scale. 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. 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.. I usually get a separate larger cog/sprocket anyway. The rod may also be separate, be sure to get the right length, which depends on the axle length, but most 3C41 hubs have the same axle. Information about specific models is in the articles about. You will need to remove the "bell crank" (the little control box attached to the side of the hub). Singapore has no important independent bicycle parts manufacturers, but Japanese parent companies, especially Shimano, own extensive production facilities there. Widgets, Explore 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. Inter 3 - This hub has three speeds with 36% intervals and an overall gear range of 186%. The 333 hub was much more complicated internally than the Sturmey-Archer AW. 0 The cassette joint fixing ring is installed so the yellow dots line up. 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. Some high-end production for the domestic market may continue. The tabs in the motor unit should be aligned as shown in the next picture. Remove the cable if needed before installing the cassette joint. Your direction, destination, time, speed, but it's not a freebie, you have to pedal for it. These are listed for most hubs in the hub dimensions document linked below. Use a flat tipped screwdriver such as the SD-3 to turn the dial. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. 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). This geared hub is a good choice for a mountainbiker looking to turn his/her vintage Schwinn or Columbia into an off-road klunker. 3. 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. Stage 6: [Insert name here] can no longer manufacture bicycle parts at a competitive price, more and more manufacturing for export is shifted to [Other Developing Country]. A bike is freedom. 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. Some hubs use electrical ("Di2") shifting, with a motor unit between the right-side dropout and sprocket. A video of disassembly and reassembly is available here, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. 0000000956 00000 n As the shifter stretches the shift cable in time, it is really easy to reset the indexing of the gear shift. Internal Geared Hub. Before installing the anchor bolt (which Shimano calls the "inner cable fixing bolt unit"), set the shifter in the loosest cable position. As with most other internal gear systems, Shimano uses tab washers that engage the dropout slots to keep the axle from turning. 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. Adjustment is made with the shifter in 4th gear for the 4, 7- and 8-speed hubs, 6th gear for the 11-speed hub. Whenever India gets ready to move up, it is expected to be a very important player. 0000056509 00000 n Note, this should not be taken as any kind of general objection to Shimano parts. SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . 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. shimano-nexus-3-speed-manual 1/2 Downloaded from stats.ijm.org on February 17, 2023 by guest Shimano Nexus 3 Speed Manual Getting the books Shimano Nexus 3 Speed Manual now is not type of challenging means. 4. The low and middle gears are then better for acceleration and climbing, too. 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. This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. An example of data being processed may be a unique identifier stored in a cookie. Just lined up 2nd gear and away she went, shifting faster, crisper and better than the Nexus twist shifter. In some cases, it is possible to convert an existing bicycle to the use of a Nexus hub. 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 0000003845 00000 n 0000001443 00000 n You are using an out of date browser. It depends where it was bought, but usually you get the cog and dust cover. Sprocket and sprocket circlip are installed before the cassette joint parts. When a Sturmey-Archer hub gives problems, it can almost always be repaired, usually without needing any parts replacement. Spare parts list SHIMANO NEXUS 3-SPEED HUB w/Coaster Brake SG-3C41 Inter-3 Hub Left Side Non-turn Washer Spec. . Reputation for making cheap, inferior copies. The cassette joint is installed either of two ways, so the red dots line up. The cartridge-type mechanism may fit into an older shell, though. SHIMANO SERVICE CENTER .