4XpTBCwW P@w^ su`-\cmA3x-N'sG=}YzZTS.zFK*:) u@fFyMVsZIV=|/z-79EYqT8.m?%Rb}uM94j=P/zm]s=4G0. Electrical shifters work with drop bars or flat bars. Most Nexus 3-speed hubs are shifted using a bellcrank and pushrod, as described in the article about the 3-speed hubs. Rotate the motor unit clockwise to engage it with the axle assembly, and install locknut B, which secures the motor unit. It was in many ways an innovative design, and managed to avoid infringing on Sturmey-Archer's patents, but it had problems. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. 0000008907 00000 n Metal wear particles contaminate the grease, and so the hubs require periodic cleaning and replenishment of a special grease that does not make the pawls stick. The Nexus 3-speed bellcrank is aligned in second gear. SHIMANO NEXUS Internal Geared Hub Disc Brake 3-speed VIEW PRODUCT. 0000006049 00000 n Singletracks Merch | Do not lubricate the cassette joint. 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, California Transparency in Supply Chain Act. Manage Settings MODEL NO: HB-TC500-15: SERIES: CUES U6000 Series 10-speed: Color|1 Hub shell: Black: For a better experience, please enable JavaScript in your browser before proceeding. Pros- Reliability Average star voting: 5 ( 27446 reviews) A bike is freedom. I have also owned and used 7 speeds and 8 speeds. 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. Usually I get my parts by dismantling complete bikes so small parts come along with. 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. Alfine is a high-end product line with 8 and 11-speed hub. 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. 9 mm) 4 Y33R90700 Carrier Unit 5 Y33R90800 Ring Gear Unit 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. 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. Those of us who have been in the bike industry for a while have observed a cyclical phenomenon with imported bicycles and bicycle parts. 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. Fichtel & Sachs in Germany (now a part of SRAM) has also made reliable internal-gear hubs since early in the 20th Century. Read those articles along with this one. SHIMANO SERVICE CENTER A reader, Albert van Dalen, suggests a simpler solution: drilling an oil hole in the hub shell and covering it with duct tape. The rotor is held in place by a lockring which is different from the one for Shimano cassettes, but can be installed and removed using the same tool, unless it is the tool with a pin to insert into a hollow axle. 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. Internal Geared Hub. Please make sure that there is adequate spacing. The 8L and 8R may be useful with forward-facing dropouts if you would like to run the cable up a seatstay. Stage 1: Underdeveloped country of [insert name here] uses cheap labor to make cheap, low-end products. Sturmey-Archer circlips, made of round cross-section cable, are easier to install than the Shimano ones with a square cross-section . Japanese cyclists were (and still are) lighter, on average, than Americans. This book also is out of print, but copies are available used at a reasonable price. Attachments IMBA Epics | xref Either way is OK: you will rotate the axle when installing the wheel so the electrical connection faces forward. The 5-speed is covered in the Nexus dealer's manual, linked below. Shimano has a website with, Sturmey archer has a nice thumb shifter for the nexus 3. The 6R and 6L also may be used on the "wrong" sides of the hub for the best cable alignment with some bicycles. Cycling Equipment; Bicycle Tires, Tubes & Wheels; 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. Terms | Privacy, Where to buy Shimano Nexus Inter-3 (3-speed). 0000001443 00000 n 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. 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. COMPONENT 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. Hi Akash, during the pandemic there was definitely a shortage of options as people were buying them up to upgrade their bikes. Shimano Nexus Inter 3 hub laced with spokes and mounted on a bicycle. The original internal-gear hubs were English inventions going back to the beginning of the 20th Century. password. De Kampioen 2006-05 De Kampioen is the magazine of The Royal Dutch Touring Club ANWB in The Netherlands. Ideally, the frame should have a dropout spacing of 127 to 135 mm to fit one of the Nexus hubs. Looks like this right now (no mounting hardware, cog or shift mechanism.). We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. 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. Coaster-brakes, however, cannot be oil-lubricated; they must be lubricated with a special high-temperature grease. When an older Shimano 3-speed hub fails, it is most often because one of the under-engineered pawls has shattered. Looks like this right now (no mounting hardware, cog or shift mechanism.). 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 coaster brake is only suitable for flatland use: it will overheat on long downhill runs, like any coaster brake. The low and middle gears are then better for acceleration and climbing, too. NEW zigmaverse.com, US $39.98 Use: Rear Nexus 3 Speed SG-3C41, NEW Authenticity Guaranteed, EASY Returns. Older bicycles are typically narrower than that. Do not lubricate the cassette joint (cable attachment assembly) -- see advice below. Some 8- and 11- speed models have electrical shifting. Save money. Mechanical problems can result from "preventive maintenance" including re-lubrication with incorrect grease. The 8-speed adds lower gears for hills, with its 1:1 ratio at 4th gear. 0000096065 00000 n The 5R and 7L are nearly identical, as are the 5L and 7R, and so these pairs may be interchanged by switching sides. You'll need to get the stuff shown above to set it up. Stage 4: [insert name here]'s high wages and shifting exchange rates begin to erode the competitive pricing advantage formerly enjoyed. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. I like the Nexus 8-speed a lot better than the 7-speed version. They love that stuff. hb``c``d``` Or you can leave the rotor off, install the supplied cover for the CenterLock fitting, and use a rim brake. The shimano 8 speed has a good reputation on mtbforum. The Rollerbrake also is somewhat prone to overheat, though the newer high-power model is less so, with its finned heat sink. 0000005727 00000 n 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 smaller-diameter side faces inward. 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. An example of data being processed may be a unique identifier stored in a cookie. Be careful not to install it upside-down. 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. Except with vertical dropouts, the tab should preferably face the closed end of the dropout slot, for better engagement. With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. Sturmey-Archer circlips, made of round cross-section wire, are easier to install than the Shimano ones with a square cross-section. inside the 333 hub, and I felt odd, uneven resistance when pedaling. 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. Guarantee Pay secure BEST PRICE GUARANTEE The best-selling product NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. The following are instructions for the 7-speed hub. 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. 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. See anti-rotation washer chart. ;-). It depends where it was bought, but usually you get the cog and dust cover. The circlip snaps on, also most easily by levering it into position with a flat-blade screwdriver. New developments include electrical shifting and a disc-brake version. THIS WEBSITE USES COOKIES TO IMPROVE YOUR USER EXPERIENCE. It works! 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. Copyright 2012-2022 EBR Electric Bike Review, Inc. Also operating under the name EBR. Anti-rotation washers are specified for both sides, and must be chosen to align the shifter assembly with the cable. Sometimes you will need a wrench to move it. Stage 5: Increasing quality and pricing make [insert name here]'s products un-competitive with lower-wage developing [Other Developing Country]'s output. Pawl A-1 Ball retainer K Note: Be careful of the setting direction. Best of luck! 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]. The Shimano Nexus SG-C3000-7R 7-Speed comes with 2 cogs (19t/21t), 3 size chainstay clamps, 3 sets of non-turn washers, hub nuts, and cassette joint (axel). 0000006787 00000 n SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . File only the bottom of the slots, so you can be sure that the axle sits straight. Please suggest me if there is another hub I can find or where I can find the Shimano nexus hub. - Weight (2-1/2lbs or 1120 grams), Company The photos below show the steps in installation of the cassette joint on an 8-speed hub. Next, remove the left hand cone. 0000032627 00000 n As the shifter stretches the shift cable in time, it is really easy to reset the indexing of the gear shift. <]/Prev 250097>> Like others have said the hub needs a "trim kit" - (make sure it is not for the other models though). The following are instructions for the 4- and 7-speed hubs. 5. When the 16GB Nexus 7 gets to about 3GB of storage space left, it begins to slow down. 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. 0000001646 00000 n 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. It was first noticeable in Japan in the years following WW2. The shifter, cable, and "cow bell" parts can also come in a kit, and sometimes I have opted for the integral shifter. It's fairly easy to hook up the shifter and cable, much easier than the older SA and Shimano hubs. The failure mode of the 333 hub is also different from Sturmey-Archers'. Cassette joint parts are the same for the 4- and 7-speed hubs; different for the 5 and 8-speed hubs; different again for the 11-speed hubs. Following behind Taiwan is mainland China, currently (2006) in stage 3. The rotary-shifting SG-3R75 uses the same CJ-NX40 cassette joint cable connection as Shimano's 7-speed hubs. 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. 3. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. That makes it easy to clean the inside of the adjustment mark view window. 0000002084 00000 n The legend for the drawing in the manual reads: (A) Right-hand lock nut B 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. > Usually 3-speeds have 1:1 in second gear. See the separate articles on this site about disc brakes, coaster brakes and Rollerbrakes. The fixing ring turns clockwise to lock, same as with the others. (B) Right-hand lock nut A That is the lowest gear for some hubs, the highest for others. Got this Nexus 3 speed with Alex Xrims 303 front and rear aluminum wheels. 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. 0000000956 00000 n A Rollerbrake is easier to control but also may overheat, imposes a light but constant drag. Sheldon Brown's Nexus Raleigh International. 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. Date Submitted: 01/03/2021 06:29 AM. 7-speed hub (12 pages) Bicycle Accessories Shimano SC-M500 User Manual. 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. Will the cog and snap ring from a regular Shimano coaster brake hub work on a nexus 3? Shimano Nexus 3, 4, 5, 7 and 8-speed hubs are currently in production as of 2022. 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 Filling up your Nexus 7's storage space causes its write speed to slow down, slowing down the system. Japan was the prototype for this sequence. 0000004954 00000 n MTB Podcast | The consent submitted will only be used for data processing originating from this website. Some of these hubs have a coaster brake, and others accept the Shimano Rollerbrake, a kind of drum brake. Only shift when coasting or you will eat your IGH. There should be a rubber sealing ring just inside the indentation in the inner face of the motor unit. Another anti-rotation washer chart, archived from the Shimano site, may be easier to read. 0000003374 00000 n Mountain Bike Deals, Copyright 2023 Blue Spruce Ventures LLC | Mid-Drive Motor & Mechanical 9 Speed Drivetrain - What Gear to Engage, & When? . The first thing you do is loosen the lock nut right up against the body of the shifter. Loosen that and it allows the adjustment knob to be free. 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. Some high-end production for the domestic market may continue. With the 8-speed, however, the marks you need to line up are yellow, not red. 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. - First gear isn't low enough, especially without a granny-gear chainring. See our Rollerbrake page for information on installing and removing the Rollerbrake. SHIMANO BIKE-EU SHIMANO CODE NO. Additional spacers can take hubs out to 135 mm. NEXUS INTER3, SHIMANO SERVICE CENTERS To replenish oil between rebuilds, you must either unscrew the left bearing cone (which requires removing the wheel from the bicycle) or else add an oiling port, such as a Sturmey-Archer oil cap. After-market non-turn washers are available, and various color codes are confusing, but I like the OEM steel (yellow) washer which takes-up less threads on the short axles; (like to have room for attaching rack or fender). 4. Gear Adjustment-all cable-operated Nexus and Alfine 4-, 7-, 8- and 11-speeds: Adjustment is made with the shifter in 4th gear for the 4, 7- and 8-speed hubs, 6th gear for the 11-speed hub. --> [Following paragraphs are by John Allen.]. It is the Nexus model, which is written on the body. Stage 2: Developing country of [insert name here] decides to move into higher-quality, higher-value production. 0000056509 00000 n 0 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 yellow line on the paddle should be between the two yellow arrows. Of course, I am old and weak and feel no need to go faster than 20 mph. - Durability k(3001(&U6CVF!i50'n`#u)/oatu\F@ )X&@ V Whenever India gets ready to move up, it is expected to be a very important player. 1. You must log in or register to reply here. For on-road (cruiser) bikes, this hub is nearly perfect, as weight & stopping considerations are a lot less pressing. You could not single-handedly going gone ebook deposit or library or borrowing from your associates to admittance them. 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). > 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. 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. 38 0 obj <>stream 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. The 11-speed hub also uses a driver cap; the 3, 4 and 7-speed hubs use none. Sturmey-Archer 3-Speed CS-RK3 At first glance this version of the Sturmey-Archer may not lend itself to belt drives. This is what I did on my Nexus bike. 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. 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. Oil lubrication, with waterproof grease for the outer bearings, avoids this problem and also allows replenishment of the lubricant without dismantling the hub. Coaster-brake models were the 3SC TC-100, 3SC TC 200 and the cartridge model 3CC. MANUALS & TECHNICAL DOCUMENTS 0000001183 00000 n Inter 3 - This hub has three speeds with 36% intervals and an overall gear range of 186%. PRODUCT SHIMANO NEXUS Internal Geared Hub Rolle Brake 3-speed VIEW PRODUCT. Alfine hubs have the Shimano CenterLock fitting, which accepts a proprietary Shimano disc brake rotor. 0000003845 00000 n [Insert name here] establishes partnerships in [Other Developing Country], builds factories, teaches them how to improve their quality. The cartridge design made it easier to replace the entire internal mechanism at once -- the usual repair. NEXUS INTER3 With the exception of the early 3-speeds, Shimano internal-gear hubs provide reasonable service if not abused. With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. Just lined up 2nd gear and away she went, shifting faster, crisper and better than the Nexus twist shifter. Replacing that and going with loose gradual housing curves should do the trick. He has tools to extract the bearing race, resurface it and replace it. The AW hub never gave me any trouble,. This 7-speed internal gear hub from Shimano is an excellent . 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. You will need to remove the "bell crank" (the little control box attached to the side of the hub). Clutch unit (Y-34R 98050) Return spring (Y-34R 21000) Ball retainer P (Y-34R 98070) GREASE (Y-041 20600) Quality control and design improve, often benefiting from the advice of partners in more developed countries. associate to purchase and make bargains to download and install shimano nexus 7 correspondingly simple! I have never worked with a Nexus 3. Hub Width: 4 3/4" or 120mm. Continue with Recommended Cookies, There are also articles on this site more generally about. Best Bike Trails | Some hubs use electrical ("Di2") shifting, with a motor unit between the right-side dropout and sprocket. The 5-speed IHG starts 1:1 in first gear and ends up with a 5th gear that is taller. The 5-speed IHG starts 1:1 in first gear and ends up with a 5th gear that is taller. The comparable SRAM 3spd hub w/ coaster brake weighs in at 1390g, or 3lbs. > Thank for helping in finding the Shimano nexus 3 gear hub. SG-3C41. Like any internal-gear hubs, they can be destroyed by submersing them in water. Continue with Recommended Cookies, This article gathers information common to many models of Shimano internal-gear hubs. A brown washer, Type 5L, is specified for the Rollerbrake version, also installed on the left side. 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. JavaScript is disabled. If there is no photo then it didn't happen, so I will include some builds. Dealer's manuals, user manuals and parts lists for all currently supported Shimano 3-speed hub models is accessible with this search. 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. 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/37mQsbTRelated Videos:Harper Coaster Unboxing - https://bit.ly/retrospec_harperBuild a Bicycle Wheel - https://youtu.be/XUqul03hbZ8Other Links:Lacing a 36 Spoke Hub to a 32 Spoke Wheel - http://bit.ly/3u3g5Is You won't be able to access the drive-side hub bolt until this is out of the way.