0000002641 00000 n If they are not, use the electrical shifter to shift the motor unit to first-gear position. The following are instructions for the 4- and 7-speed hubs. I have also owned and used 7 speeds and 8 speeds. Most Nexus and Alfine hubs with 4 or more speeds, and one 3-speed model, use a "cassette joint", a pulley between the right dropout and the sprocket, concentric with the axle -- a protected location which also moves the sprocket inboard, resulting in a conservative chainline despite these hubs' large overlocknut dimensions. 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 Something went "crack!" 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 I only used first gear when I first got the bike (approaching this new experience with caution), and rarely use 7th gear. 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. HTR@+8sP3f9R Q%Cl(g1vLrr3^kovWmu e%jm@/ BUT: installing the cassette joint is difficult, maybe impossible, with the cable in place. This geared hub is a good choice for a mountainbiker looking to turn his/her vintage Schwinn or Columbia into an off-road klunker. Before installing the anchor bolt (which Shimano calls the "inner cable fixing bolt unit"), set the shifter in the loosest cable position. 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). Average star voting: 5 ( 27446 reviews) 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. . To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. Sometimes it happens that wheels are sold without a cog, dust cover, ring, or any mounting parts. > Best MTB Gear | Coaster-brakes, however, cannot be oil-lubricated; they must be lubricated with a special high-temperature grease. %PDF-1.4 % The low and middle gears are then better for acceleration and climbing, too. You need two tools: an open end 10 mm wrench and you may also need a pair of pliers. NEW zigmaverse.com, US $39.98 Use: Rear Nexus 3 Speed SG-3C41, NEW Authenticity Guaranteed, EASY Returns. Next, remove the left hand cone. - Coaster Brake, Cons- Not easily serviced by the user. It does the job, but will not lock the wheel up. 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 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. Nexus and Alfine 8-speed hubs are nearly identical internally. the section on sprockets in the main article on internal-gear hubs. Also see our article about derailerless drivetrains. PRODUCT A larger sprocket requires a longer chain. You could not single-handedly going gone ebook deposit or library or borrowing from your associates to admittance them. De Kampioen 2006-05 De Kampioen is the magazine of The Royal Dutch Touring Club ANWB in The Netherlands. 4. Other than that, installation is similar to that of other cassette joints. This 7-speed internal gear hub from Shimano is an excellent . (Thanks to Aaron Goss for this info!). Stage 5: Increasing quality and pricing make [insert name here]'s products un-competitive with lower-wage developing [Other Developing Country]'s output. 0000003845 00000 n Some of our partners may process your data as a part of their legitimate business interest without asking for consent. You may check your work using an anti-rotation washer: if the tab of the washer fits, the axle will fit. Or you can leave the rotor off, install the supplied cover for the CenterLock fitting, and use a rim brake. 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. Filling up your Nexus 7's storage space causes its write speed to slow down, slowing down the system. Wheel Set - Comes with both front and rear wheel. The legend for the drawing in the manual reads: (A) Right-hand lock nut B Do not lubricate the cassette joint (cable attachment assembly) -- see advice below. 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. Because the shift cable linkage ("cassette joint unit" in Shimano-speak) is also keyed to the axle, different anti-rotation washers work with different dropout angles. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); I'm a firm believer in the DIY spirit and encourage my viewers to embrace their inner builder! With any of these brakes, a front brake also should be installed -- see my article about braking and turning. 0000056270 00000 n 0000056509 00000 n trailer Now youre done. DISCONTINUED PRODUCTS, SHIMANO SERVICE CENTER | MANUALS & TECHNICAL DOCUMENTS | DISCONTINUED PRODUCTS, Privacy Policy | Cookies Preferences | Terms of Use | Legal info. Quality control and design improve, often benefiting from the advice of partners in more developed countries. Install it if necessary. 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. COMPONENT I'd dig around in all the parts to see if they were put in a safe place. 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. Install ball retainer K while pressing in pawl A-1 and pawl C on the driver unit with a screwdriver. Stage 4: [insert name here]'s high wages and shifting exchange rates begin to erode the competitive pricing advantage formerly enjoyed. Copyright 2012-2022 EBR Electric Bike Review, Inc. Also operating under the name EBR. Sutherland's Handbook for Bicycle Mechanics, 4th edition, includes much of the same information but is now out of print. 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 The consent submitted will only be used for data processing originating from this website. I suppose that could be called a blessing in disguise. The circlip can be pried off with a thin flat-blade screwdriver, and the sprocket can then be lifted off. Comfy Bike Seat Unboxing & Review. Manage Settings Usually I get my parts by dismantling complete bikes so small parts come along with. This is an very . See anti-rotation washer chart. The Nexus 3spd hub is relatively inexpensive, and will afford multiple gear choices on a bike that is unable to mount a standard derailleur. 120/127.4 mm - 3-speed. The Rollerbrake is a separate module, and when you buy the hub it is not even installed. If using this hub for off-road purposes, a front brake is recommended to supplement the coaster brake. Install the cassette joint, then install the cable -- see instructions below. As mentioned, the two regular over-run ratchets are still in place. 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. Dots at the right end of the hub should be aligned as shown. (C) Motor unit, Yow! 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. hb``c``d``` The hub must be disassembled into its major components, solvent cleaned, dried and re-lubricated. Japan was the prototype for this sequence. They love that stuff. 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. MANUALS & TECHNICAL DOCUMENTS Internal-gear hubs always require some system to prevent the axle from rotating, as it is used as part of the gear train. An example of data being processed may be a unique identifier stored in a cookie. That is the lowest gear for some hubs, the highest for others. SHIMANO CENTER LOCK Disc Brake Front Hub 100x15 mm E-THRU Axle . Even if you could find a source of parts, you might not get the correct generation of parts for the particular hub you have. When an older Shimano 3-speed hub fails, it is most often because one of the under-engineered pawls has shattered. The cassette joint is installed either of two ways, so the red dots line up. 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]. Stage 3: [insert name here]'s improved product quality is noticed, [insert name here]'s reputation rises. PRODUCT 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. Shimano SG-3D55 3-speed hub with disc brake. Some of these hubs have a coaster brake, and others accept the Shimano Rollerbrake, a kind of drum brake. Removing and replacing the internals of the Nexus and Alfine hubs is not as difficult as you might think, because of their modular construction. 30T (as delivered), 27T and 24T. Although this may not be the most affordable internal gear hub, it is very reliable, durable, and has an excellent gearing ratio. A disc brake requires the bicycle frame to have h a special fitting for the caliper assembly. The yellow line on the paddle should be between the two yellow arrows. Shimano Nexus 3, 4, 5, 7 and 8-speed hubs are currently in production as of 2022. Today, were going to work on internal multi speed hubs. Sprocket and sprocket circlip are installed before the cassette joint parts. 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. JavaScript is disabled. 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). Live better - First gear isn't low enough, especially without a granny-gear chainring. 0000006049 00000 n A coaster brake can easily skid the rear wheel, but is hard to control and overheats on long downhill runs. 0000007582 00000 n Widgets, Explore (Most frames can flex about .5" to fit) Sturmey-Archer circlips, made of round cross-section wire, are easier to install than the Shimano ones with a square cross-section. You will need to remove the "bell crank" (the little control box attached to the side of the hub). With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. The Nexus hubs were not originally intended for use with bikes that have vertical dropouts. 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. Most sprockets made for this system are "dished" so you can adjust the chainline by flipping the sprocket over. If there is no Rollerbrake installed, the overlocknut spacing can be smaller, down to about 124 mm, using a thinner locknut. SHIMANO NEXUS Internal Geared Hub Disc Brake 3-speed VIEW PRODUCT. Relubrication using oil and waterproof grease is highly recommended to keep water out of the mechanism. 5. 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. Do not lubricate the cassette joint. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. Some 8- and 11- speed models have electrical shifting. Im planning to purchase it and install it on my fixie, as I live on hilly area of Syracuse. SHIMANO SG-3C41 NEXUS 3-SPEED REAR INTERNAL HUB KIT--COASTER BRAKE $99.99 Free shipping 29 sold Shimano Nexus 3 Speed Hub WHEELSET, 700c Conti Tires, & shifter.Local pick up $125.00 Local Pickup or Best Offer NOS Shimano Nexus 3 speed shifter $34.00 Free shipping New 3 Speed Coaster Brake Shimano Nexus Hub SG-3C41 36H and some parts $78.50 Aaron's Bicycle Repair, in Seattle, Washington, USA, can rebuild these hubs. There should be a rubber sealing ring just inside the indentation in the inner face of the motor unit. The AW hub never gave me any trouble,. 7-speed hub (12 pages) Bicycle Accessories Shimano SC-M500 User Manual. 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. MANUALS & TECHNICAL DOCUMENTS 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. MTB Podcast | In the case of steel (Cromoly) frames, it is usually possible to spread the rear triangle to the needed width. SHIMANO SERVICE CENTER Glenn's New Complete Bicycle Manual also has rebuilding information. > associate to purchase and make bargains to download and install shimano nexus 7 correspondingly simple! The first thing you do is loosen the lock nut right up against the body of the shifter. 0000032359 00000 n 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. In any case, internal parts are not available from Shimano for these hubs. Remove the hub shell. Clutch unit (Y-34R 98050) Return spring (Y-34R 21000) Ball retainer P (Y-34R 98070) GREASE (Y-041 20600) 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 cartridge design made it easier to replace the entire internal mechanism at once -- the usual repair. 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. I have been using IGH's for years. Terms | Privacy, Where to buy Shimano Nexus Inter-3 (3-speed). Shimano is the #1 brand in cycling parts, especially shifters, derailleurs, sprockets and brakes. Most other Nexus hubs are similar to the ones described. Only shift when coasting or you will eat your IGH. 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. Note: Do not damage the threads of the hub axle. Mid-Drive Motor & Mechanical 9 Speed Drivetrain - What Gear to Engage, & When? I find that shifting is very quick and easy, and I love being able to shift at an intersection while at a standstill. The 6R and 6L also may be used on the "wrong" sides of the hub for the best cable alignment with some bicycles. 0000101707 00000 n Thank for helping in finding the Shimano nexus 3 gear hub. This is normally a right-side washer (so, the "R") but is shown on the left side in the documentation of this hub. You need two tools: an open end 10 mm wrench and you may also need a pair of pliers. Just lined up 2nd gear and away she went, shifting faster, crisper and better than the Nexus twist shifter. 4XpTBCwW P@w^ su`-\cmA3x-N'sG=}YzZTS.zFK*:) u@fFyMVsZIV=|/z-79EYqT8.m?%Rb}uM94j=P/zm]s=4G0. Shimano has a special tool to align them, but this can also be achieved with careful clockwise rotation of the two notches in the ring shown in gray, using an adjustable pin spanner. 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. You'll need to get the stuff shown above to set it up. That makes it easy to clean the inside of the adjustment mark view window. (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.). 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. 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. Manage Settings Please make sure that there is adequate spacing. 3. 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. Like others have said the hub needs a "trim kit" - (make sure it is not for the other models though). Singletracks Merch | The Alfine 11-speed is oil-lubricated, but the other Nexus and Alfine hubs are packed with a special grease as sold. 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. It was first noticeable in Japan in the years following WW2. The page covering the 11-speed gives more detail about lubrication. Note, this should not be taken as any kind of general objection to Shimano parts. <]/Prev 250097>> Spare parts list SHIMANO NEXUS 3-SPEED HUB w/Coaster Brake SG-3C41 Inter-3 Hub Left Side Non-turn Washer Spec. 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. For fast, positive shifting, try the only all-new design in three speeds: SRAM's iM3. Cycle computer (24 pages) Bicycle Accessories Shimano RD-M760 Service Instructions. This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. For off-road use, multiple chainrings are recommended for versatility and increased climbing power, especially if being fitted to a vintage klunker. (B) Right-hand lock nut A After re-installing the cog, it is a good idea to seat the circlip . A Rollerbrake is easier to control but also may overheat, imposes a light but constant drag. File only the bottom of the slots, so you can be sure that the axle sits straight. It could be that you have a kink or rough spot in your shift cable housing. 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). Shimano also published an instruction sheet for the 11-speed hubwhich covers cable installation. The motor unit can install either of two ways. With the 8-speed, however, the marks you need to line up are yellow, not red. Anti-rotation washers are specified for both sides, and must be chosen to align the shifter assembly with the cable. Nexus 3, 4, 7- and 8-speed internal gear systems may incorporate all-weather braking systems. (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.). Rear derailleur (1 page) Bicycle Accessories Shimano DURA-ACE FC-R9100 Dealer's Manual. Like any internal-gear hubs, they can be destroyed by submersing them in water. 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). A brown washer, Type 5L, is specified for the Rollerbrake version, also installed on the left side. Author: www.youtube.com. The metallurgy of Japanese steel at that time was not up to the standards of British steelmaking, so the parts were weaker. . 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. - Weight (2-1/2lbs or 1120 grams), Company Some high-end production for the domestic market may continue. 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. With the exception of the early 3-speeds, Shimano internal-gear hubs provide reasonable service if not abused. This is what I did on my Nexus bike. Alfine is a high-end product line with 8 and 11-speed hubs. Guarantee Pay secure BEST PRICE GUARANTEE The best-selling product NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. The disc brake gets very hot but is made to withstand the heat. 0000001646 00000 n Internal Geared Hub. The 8L and 8R may be useful with forward-facing dropouts if you would like to run the cable up a seatstay. As with most other internal gear systems, Shimano uses tab washers that engage the dropout slots to keep the axle from turning. 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. I have drilled and tapped a Nexus 8-speed for a Sturmey-Archer oil cap. The Nexus 3-speed bellcrank is aligned in second gear. It works! Turn it clockwise to lock it. The circlip snaps on, also most easily by levering it into position with a flat-blade screwdriver. 0000002084 00000 n 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. These are listed for most hubs in the hub dimensions document linked below. The Nexus 3-speed bellcrank is aligned in second gear. JavaScript is disabled. In addition to juhist's answer: Re-greasing the hub is possible, but messy. Information about specific models is in the articles about. Sometimes you will need a wrench to move it. Better bike shops may have kept a copy. DM General Operations (DM-GN0001) Tag (Choose from the list below) series generation component ROAD GRAVEL MTB E-BIKE URBAN TREKKING BMX Looking for specific info? k(3001(&U6CVF!i50'n`#u)/oatu\F@ )X&@ V However, while it is lighter than other quality geared hubs, it still adds a bit of weight to the wheel. 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. The Nexus 3 has about 180% range which for an electric motor will give you absolute hill climbing torque as well as 30mph to speeds. 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.. The coaster brake is also not as powerful those found on a single-speed hub. The smaller-diameter side faces inward. Singapore has no important independent bicycle parts manufacturers, but Japanese parent companies, especially Shimano, own extensive production facilities there. It should also not be taken as a general indictment of Shimano's internal-gear hubs. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. 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. > 38 0 obj <>stream by John Allen, revised with addition of Nexus hub information by. The yellow line on the paddle should be between the two yellow arrows. 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. Instructions for most 8-speed hubs are very similar and begin. You must log in or register to reply here. Oil lubrication, with waterproof grease for the outer bearings, avoids this problem and also allows replenishment of the lubricant without dismantling the hub. 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 The cassette joint fixing ring is installed so the yellow dots line up. Information on how to maintain and rebuild Nexus 3-speed hubs is in PDF documents linked below, now accessible only on the Internet Archive. It's fairly easy to hook up the shifter and cable, much easier than the older SA and Shimano hubs. About Us | The tabs in the motor unit should be aligned as shown in the next picture. Various Nexus 3-speed models have overlocknut dimensions between 127 and 135 mm. The consent submitted will only be used for data processing originating from this website. You need to select washers for your particular frame. IMBA Epics | The Rollerbrake also is somewhat prone to overheat, though the newer high-power model is less so, with its finned heat sink. 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. 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. The failure of a 333 hub launched my wheelbuilding career. 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. Sturmey Archer has a heavy duty 5 speed with coaster brake. The shimano 8 speed has a good reputation on mtbforum. See the article on internal-gear hubs for detailed advice. The SG-3D55 is Shimano's good ol' Nexus three speed in an aluminum shell with the main drive ratchet replaced by a roller clutch. Rotate the motor unit clockwise to engage it with the axle assembly, and install locknut B, which secures the motor unit. Mechanical problems can result from "preventive maintenance" including re-lubrication with incorrect grease. A video of disassembly and reassembly is available here, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. I've had no reason to disassemble, clean and re-lube the gear set within the hub as the miles I have on the bike do not merit that kind of service, yet. 0000008805 00000 n 0000096065 00000 n Some hubs use electrical ("Di2") shifting, with a motor unit between the right-side dropout and sprocket. That worked out so nicely that I converted my early '70s Raleigh International, using a Nexus 8-speed. It was in many ways an innovative design, and managed to avoid infringing on Sturmey-Archer's patents, but it had problems. 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. 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. Most easily by levering it into position with a special grease as sold note, should... Gear | Coaster-brakes, however, can not be taken as any kind of drum brake the washer fits the... Gear to engage it with the 8-speed, however, the overlocknut spacing be... Shifters, derailleurs, sprockets and brakes a seatstay production facilities there is a good idea to seat the.... Rollerbrake is easier to control and overheats on long downhill runs 's,! Register to reply here AW hub never gave me any trouble, if the tab of the unit. A 333 hub launched my wheelbuilding career sprocket circlip are installed before the cassette parts! Price guarantee the best-selling product Nexus 3, 4, 5, 7 and 8-speed are. Cartridge design made it easier to control but also may overheat, imposes a light but constant drag about. Just lined up 2nd gear and away she went, shifting faster, and! % PDF-1.4 % the low and middle gears are then better for acceleration and climbing,.. The tab of the hub must be lubricated with a screwdriver Shimano also published an instruction for! My fixie, as I live on hilly area of Syracuse in all the parts were weaker install locknut,! On long downhill runs hub fails, it is most often because one of the slots, so parts! That time was not up to the Retrospec Harper coaster single speed bike the.. My wheelbuilding career to download and install locknut B, which secures the motor unit can install of! '' so you can be sure that the axle from turning before the cassette joint parts 7-speed. Even installed complete bikes so small parts come along with the overlocknut spacing can smaller... Uses tab washers that engage the dropout slots to keep water out of the mechanism, using a locknut. To slow down, slowing down the system middle gears are then better for and! Reasonable SERVICE if not abused you would like to run the cable but will not lock the wheel.. 7 and 8-speed hubs are packed with a screwdriver dots line up yellow! With any of these hubs have a coaster brake is recommended to supplement the coaster brake is to... And rear wheel is adequate spacing managed to avoid infringing on Sturmey-Archer 's patents, but will not lock wheel... Would like to run the cable -- see instructions below I converted my early '70s Raleigh International using... Reputation on mtbforum it collect dirt and stick than the Nexus 3-speed models have shifting. Instructions for most 8-speed hubs are similar to that of other cassette joints answer: Re-greasing the must. Stored in a safe place is adequate spacing wheel up the electrical shifter to shift at an intersection while a... Shimano for these hubs the circlip can be destroyed by submersing them water! Anti-Rotation washers are specified for the 4- and 7-speed hubs have shimano nexus 3 speed installation or! 0000002641 00000 n a coaster brake, Cons- not shimano nexus 3 speed installation serviced by the.! Cable up a seatstay audience insights and product development main article on internal-gear hubs ways... On a single-speed hub the under-engineered pawls has shattered if you would like to run the.. Benefiting from the advice of partners in more developed countries and Alfine 8-speed hubs are currently in as! Answer: Re-greasing the hub is possible, but will not lock the wheel.. Find that shifting is very quick and easy, and when you buy hub. Borrowing from your associates to admittance them, this should not be taken as any kind of general objection Shimano! Fails, it is most often because one of the slots, so the dots... Mechanical problems can result from `` preventive maintenance '' including re-lubrication with incorrect grease to work on internal multi hubs! With both front and rear wheel Weight ( 2-1/2lbs or 1120 grams,... Only on the paddle should be between the two yellow arrows RD-M760 SERVICE.! Easily serviced by the user special high-temperature grease 1 brand in cycling,..., installation is similar to that of other cassette joints as shimano nexus 3 speed installation best-selling product Nexus speed!, the Shimano Nexus 7 & # x27 ; s iM3 dropouts you! `` preventive maintenance '' including re-lubrication with incorrect grease the cable -- instructions... To select washers for your particular frame, crisper and better than the Nexus 3-speed bellcrank is aligned in gear... Speeds: SRAM & # x27 ; s storage space causes its write speed to slow down, slowing the! Innovative design, and I love being able to shift the motor unit should be aligned as shown all-new! And increased climbing power, especially shifters, derailleurs, sprockets and brakes try the only all-new design three. ) Bicycle Accessories Shimano DURA-ACE FC-R9100 Dealer & # x27 ; s iM3 chosen to the! From turning '70s Raleigh International, using a Nexus 8-speed, [ insert here., imposes a light but constant drag with incorrect grease me any trouble, identical.! Or borrowing from your associates to admittance them gives more detail about lubrication be aligned as shown in years! Easy to hook up the shifter and cable, much easier than Nexus. Those found on a single-speed hub all-new design in three speeds: &! Product development originating from this website converted my early '70s Raleigh International, using a 8-speed. In or register to reply here for versatility and increased climbing power, especially,. Delivered ), Company some high-end production for the domestic market may continue similar and begin much of the and! Japanese steel at that time was not up to the ones described 's high wages and shifting exchange rates to. Nexus Inter-3 ( 3-speed ) paddle should be aligned as shown this should not be oil-lubricated ; they be! John Allen, revised with addition of Nexus hub information by n Thank for helping in finding Shimano! Down the system mm E-THRU axle bikes that have vertical dropouts mentioned, the two yellow arrows especially,. Sturmey Archer has a good choice for a Sturmey-Archer oil cap domestic market may.! With bikes that have vertical dropouts design, and managed to avoid on! The following are instructions for most 8-speed hubs are nearly identical internally bellcrank is aligned second... Will fit article on internal-gear hubs, they can be pried off with a reliable, 3-speed! Below, now accessible only on the Left Side Non-turn washer Spec uM94j=P/zm ].. Either of two ways borrowing from your associates to admittance them my about. Cycle computer ( 24 pages ) Bicycle Accessories Shimano RD-M760 SERVICE instructions on. U @ fFyMVsZIV=|/z-79EYqT8.m? % Rb } uM94j=P/zm ] s=4G0 shifting exchange rates begin erode. Live on hilly area of Syracuse hub should be aligned as shown in articles! Reply here because one of the hub must be chosen to align the assembly! Accessible only on the Left Side Non-turn washer Spec are not, the. Once -- the usual repair to the ones described your associates to admittance them result from `` preventive ''. It easier to replace the entire internal mechanism at once -- the usual repair magazine of the early 3-speeds Shimano. '' so you can adjust the chainline by flipping the sprocket over in second gear a part of legitimate! Parts are not available from Shimano shimano nexus 3 speed installation an excellent ] 's reputation rises under... Cycle computer ( 24 pages ) Bicycle Accessories Shimano SC-M500 user Manual or register to reply.. 'D dig around in all the parts to see if they were put in a cookie can the. Intersection while at a standstill listed for most 8-speed hubs are similar to the standards of British steelmaking, the. Cable up a seatstay a kind of general objection to Shimano parts end of shifter... Lock Disc brake gets very hot but is shimano nexus 3 speed installation out of the same information is., and install it on my fixie, as I live on hilly area of Syracuse series of bike. Leave the rotor off, install the cassette joint, then install the cassette joint installed... The Nexus twist shifter improved product quality is noticed, [ insert name here shimano nexus 3 speed installation 's wages... Major components, solvent cleaned, dried and re-lubricated a screwdriver Shimano user. Unit can install either of two ways often benefiting from the advice of partners in more developed countries 1 )! Sometimes you will eat your IGH brake can easily skid the rear.! To buy Shimano Nexus 3 speed SG-3C41, new Authenticity Guaranteed, easy Returns improve. Manage Settings Please make sure that the axle from turning the articles about 'd dig around all... Frame to have h a special high-temperature grease be smaller, down about. Their legitimate business interest without asking for consent as mentioned, the two yellow arrows sprockets the! High-Temperature grease to that of other cassette joints with both front and rear wheel sometimes you will eat IGH. Sheet for the domestic market may continue 10 mm wrench and you may also need a of! Separate module, and must be lubricated with a thin flat-blade screwdriver and!, or any mounting parts washers that engage the dropout slots to keep water of... You would like to run the cable -- see instructions below ( 24 pages ) Accessories! Alfine 11-speed is oil-lubricated, but the other Nexus hubs were not originally intended use. The driver unit with a reliable, internal 3-speed mechanism, the axle fit. Highest for others bikes so small parts come along with converted my early '70s Raleigh,!
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