0000000016 00000 n Know that if you choose the Shimano Nexus 5sp IGH designed for Ebikes, you can get three different cogs. The 11-speed hub also uses a driver cap; the 3, 4 and 7-speed hubs use none. With the 8-speed, however, the marks you need to line up are yellow, not red. Before installing the anchor bolt (which Shimano calls the "inner cable fixing bolt unit"), set the shifter in the loosest cable position. JavaScript is disabled. Something went "crack!" When a Sturmey-Archer hub gives problems, it can almost always be repaired, usually without needing any parts replacement. The best information available on these hubs -- including comparative parts lists -- is in Sutherland's Handbook of Coaster Brakes and Internally-Geared Hubs, which is now online on this site. (B) Right-hand lock nut A 0000096302 00000 n 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. > 0000004954 00000 n Widgets, Explore The rotary-shifting SG-3R75 uses the same CJ-NX40 cassette joint cable connection as Shimano's 7-speed hubs. The cartridge-type mechanism may fit into an older shell, though. the section on sprockets in the main article on 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. Except with vertical dropouts, the tab should preferably face the closed end of the dropout slot, for better engagement. 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. 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). Other than that, installation is similar to that of other cassette joints. 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. Coaster-brake models were the 3SC TC-100, 3SC TC 200 and the cartridge model 3CC. Bicycle Accessories Shimano NEXUS SG-7C26 Service Manual. Alfine hubs have an overlocknut spacing of 135 mm and a Shimano CenterLock disc-brake fitting. associate to purchase and make bargains to download and install shimano nexus 7 correspondingly simple! As the shifter stretches the shift cable in time, it is really easy to reset the indexing of the gear shift. We and our partners use cookies to Store and/or access information on a device. Manage Settings Oil lubrication, with waterproof grease for the outer bearings, avoids this problem and also allows replenishment of the lubricant without dismantling the hub. I like the Nexus 8-speed a lot better than the 7-speed version. Any good bicycle mechanic will be able to do this, or you can do it yourself. More information about oil lubrication is in the main file about internal-gear hubs. Still, frequent failures of grease-lubricated hubs due to water contamination have been reported in wet climates --see photos here. 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. 0000032627 00000 n Please suggest me if there is another hub I can find or where I can find the Shimano nexus hub. 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 These are listed for most hubs in the hub dimensions document linked below. PRODUCT (Thanks to Aaron Goss for this info!). Terms | Privacy, Where to buy Shimano Nexus Inter-3 (3-speed). The Nexus 3spd hub is relatively inexpensive, and will afford multiple gear choices on a bike that is unable to mount a standard derailleur. Installation instructions for this hub. 0000096065 00000 n SHIMANO NEXUS Internal Geared Hub Coaster Brake 3-speed VIEW PRODUCT. 0000056270 00000 n The following are instructions for the 7-speed hub. - First gear isn't low enough, especially without a granny-gear chainring. See this document describing differences. DISCONTINUED PRODUCTS, SHIMANO SERVICE CENTERS | MANUALS & TECHNICAL DOCUMENTS | DISCONTINUED PRODUCTS, Privacy Policy | Cookies Preferences | Terms of Use | California Transparency in Supply Chain Act | ADA Compliance. PRODUCT SPECIFICATIONS. Pros- Reliability > 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. 0000001183 00000 n Best Bike Trails | Most other Nexus hubs are similar to the ones described. Japanese cyclists were (and still are) lighter, on average, than Americans. The shimano 8 speed has a good reputation on mtbforum. > 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 Sturmey-Archer 3-Speed CS-RK3 At first glance this version of the Sturmey-Archer may not lend itself to belt drives. Singletracks Merch | Author: www.youtube.com. The failure mode of the 333 hub is also different from Sturmey-Archers'. Most Nexus 3-speed hubs are shifted using a bellcrank and pushrod, as described in the article about the 3-speed hubs. That makes it easy to clean the inside of the adjustment mark view window. There should be a rubber sealing ring just inside the indentation in the inner face of the motor unit. With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. I only used first gear when I first got the bike (approaching this new experience with caution), and rarely use 7th gear. This geared hub is a good choice for a mountainbiker looking to turn his/her vintage Schwinn or Columbia into an off-road klunker. Date Submitted: 01/03/2021 06:29 AM. COMPONENT - Coaster Brake, Cons- Not easily serviced by the user. Next, remove the left hand cone. This is especially the case if a hub has a coaster brake, due to the heat this brake generates. Shimano Nexus 3-Speed Hub Installation - DIWHY.LIFE. Additional spacers can take hubs out to 135 mm. It is usually possible to spread the rear triangle of a steel (Cromoly) frame to the needed width. 0000008006 00000 n SHIMANO NEXUS Internal Geared Hub Disc Brake 3-speed VIEW PRODUCT. You'll need to get the stuff shown above to set it up. Shimano has a website with, Sturmey archer has a nice thumb shifter for the nexus 3. Be careful not to install it upside-down. That is the lowest gear for some hubs, the highest for others. This was part of my late brothers last build off bike that he never completed. 3. This procedure is the same for the Nexus 4-, 7- and 8-speed hubs, using 4th gear as the reference. Hold the left hand cone, and then remove the lock nut for left hand cone. ;-). Most Shimano 3-speeds use a bellcrank and pushrod for shifting, rather than a pulley concentric with the axle. The diameter of the hub was smaller, and so stresses on the internal parts were higher. You need to select washers for your particular frame. A Shimano Rollerbrake is lubricated without any disassembly, using the special Nexus brake grease -- there's a small rubber access plug on the side of the brake unit, just pop off the plug, put the nozzle of the grease tube up against it, and squeeze. The next country in this sequence was Taiwan, which hit stage 3 in the mid-late 1990s and is currently in stage 5. Nexus 3, 4, 7- and 8-speed internal gear systems may incorporate all-weather braking systems. SHIMANO BIKE-EU Singapore is also in the game, for parts but not for complete bikes. The 6R and 6L also may be used on the "wrong" sides of the hub for the best cable alignment with some bicycles. 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. The most counter-clockwise setting will delay shifting. Best MTB Gear | Japanese bicycles have not been imported to the U.S. in significant number since then, though high-end, high-value Japanese-made parts are still somewhat available. Some hubs use electrical ("Di2") shifting, with a motor unit between the right-side dropout and sprocket. PRODUCT The legend for the drawing in the manual reads: (A) Right-hand lock nut B More expensive rohloff leaks. 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. This is especially important with a coaster brake, which will become inoperative if the sprocket slips off. (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.). Support Us | File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. 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. Those of us who have been in the bike industry for a while have observed a cyclical phenomenon with imported bicycles and bicycle parts. Also see our article about derailerless drivetrains. The consent submitted will only be used for data processing originating from this website. Note: the cassette joint can be removed with the cable attached to it. 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. (Earlier Nexus hubs only used an anti-rotation washer on the right side, but newer models use a pair of them, each a mirror image of the other.). DISCONTINUED PRODUCTS, SHIMANO SERVICE CENTER | MANUALS & TECHNICAL DOCUMENTS | DISCONTINUED PRODUCTS, Privacy Policy | Cookies Preferences | Terms of Use | Legal info. Wheel Set - Comes with both front and rear wheel. The 8-speed adds lower gears for hills, with it's 1:1 ratio at 4th gear. Major bicycle producing countries still stuck in stage 1 include India and South Korea. Comfy Bike Seat Unboxing & Review. The Nexus 3-speed bellcrank is aligned in second gear. 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: (and I'm not talking about Iron Maiden either) Filling up your Nexus 7's storage space causes its write speed to slow down, slowing down the system. Will the cog and snap ring from a regular Shimano coaster brake hub work on a nexus 3? %PDF-1.4 % See the article on internal-gear hubs for detailed advice. File only the bottom of the slots, so you can be sure that the axle sits straight. Shimano Nexus 3, 4, 5, 7 and 8-speed hubs are currently in production as of 2022. These sprockets are readily available in a range of sizes from 13-24 teeth, though the Nexus and Alfine hubs cannot use ones smaller than 16 teeth, at least not with 1/8" chain, due to interference. The hub must be disassembled into its major components, solvent cleaned, dried and re-lubricated. DM General Operations (DM-GN0001) Tag (Choose from the list below) series generation component ROAD GRAVEL MTB E-BIKE URBAN TREKKING BMX - Mediocre power coaster brake But the problem is, Im not able to find it on internet for the price you purchased, I can spend 100$ but beyond that its difficult. > Various Nexus 3-speed models have overlocknut dimensions between 127 and 135 mm. 4. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. The 333 hub was much more complicated internally than the Sturmey-Archer AW. 0000008805 00000 n Reputation for making cheap, inferior copies. 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. 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. The tabs in the motor unit should be aligned as shown in the next picture. HTR@+8sP3f9R Q%Cl(g1vLrr3^kovWmu e%jm@/ A video of disassembly and reassembly is available here, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. Now it can be replaced with the new internal assembly. document.write(document.lastModified) Not sure if Nexus uses an odd 3/8-24tpi thread axle/nut (not 26?). The comparable SRAM 3spd hub w/ coaster brake weighs in at 1390g, or 3lbs. Usually I get my parts by dismantling complete bikes so small parts come along with. SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . Electrical shifters work with drop bars or flat bars. TL-HS10 (14 mm) The metallurgy of Japanese steel at that time was not up to the standards of British steelmaking, so the parts were weaker. 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. 0 COMPONENT To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. 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. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. It's published 10 times a year with a circulation of approximately 3,5 million copies. hb``c``d``` Take it for a ride and make sure it shifts properly. Gates carbon-fiber belt drive also is available for some Nexus and Alfine hubs. So switching IHG may also mean looking into new diameters for your front and back chain gear to get things exactly the way you want it for your typical riding conditions. Several brands of adapters for common 6-bolt rotors are available. Best of luck! Rotate the motor unit clockwise to engage it with the axle assembly, and install locknut B, which secures the motor unit. 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. With any of these brakes, a front brake also should be installed -- see my article about braking and turning. (Most frames can flex about .5" to fit) Shimano Nexus 3 installing and adjusting cable in shifter chlikbox Andriy Yatsenko 4.87K subscribers Join Subscribe 530 70K views 3 years ago You can support me. Stage 3: [insert name here]'s improved product quality is noticed, [insert name here]'s reputation rises. Remove the hub shell. 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.. (Note: in at least one dealer manual, DM-S7051-02-ENG-1.pdf, labels for inner and outer locknuts are switched.) Like any internal-gear hubs, they can be destroyed by submersing them in water. 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. Next to this is the "cassette joint bracket" which is stationary. 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. They love that stuff. It depends where it was bought, but usually you get the cog and dust cover. 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 5-speed IHG starts 1:1 in first gear and ends up with a 5th gear that is taller. Alfine is a high-end product line with 8 and 11-speed hubs. 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. Guarantee Pay secure BEST PRICE GUARANTEE The best-selling product NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. 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. > My bike is far to the left on the power and torque scale. 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. The cartridge design made it easier to replace the entire internal mechanism at once -- the usual repair. Cycle computer (24 pages) Bicycle Accessories Shimano RD-M760 Service Instructions. Remove the cable if needed before installing the cassette joint. Information on how to maintain and rebuild Nexus 3-speed hubs is in PDF documents linked below, now accessible only on the Internet Archive. 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. Clutch unit (Y-34R 98050) Return spring (Y-34R 21000) Ball retainer P (Y-34R 98070) GREASE (Y-041 20600) See anti-rotation washer chart. In the case of steel (Cromoly) frames, it is usually possible to spread the rear triangle to the needed width. This is normally a right-side washer (so, the "R") but is shown on the left side in the documentation of this hub. 31 17 18 Internal Hub Grease 19 (For coaster brake also) 1 16 . You won't be able to access the drive-side hub bolt until this is out of the way. My review: Average star voting: 5 ( 27446 reviews) 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. - Weight (2-1/2lbs or 1120 grams), Company File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. Sometimes it happens that wheels are sold without a cog, dust cover, ring, or any mounting parts. Use a flat tipped screwdriver such as the SD-3 to turn the dial.