%PDF-1.4 % 0000007582 00000 n 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. The Nexus hubs were not originally intended for use with bikes that have vertical dropouts. Shimano 3-Speed Coaster Brake, 36H, CB, Sil 3 speed internally geared hub with integrated coaster brake Corrosion resistant coating Axle length 168mm Use: RR Gears: 3s Int Spoke Count: 36H read more Shimano ASG3C41A2068DX Ships Free Currently Sold Out your price $89.98 + ships free Info Shimano Nexus SG-C3001-7R, 36H, RB, Sil SG-3R75-A. The 8-speed adds lower gears for hills, with it's 1:1 ratio at 4th gear. The washers are color coded as shown in the chart. Hold the two bevelled surfaces of the hub axle on the driver side in a vice. This is the Shimano shifter. Stage 4: [insert name here]'s high wages and shifting exchange rates begin to erode the competitive pricing advantage formerly enjoyed. Guarantee Pay secure BEST PRICE GUARANTEE The best-selling product NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. If there is no Rollerbrake installed, the overlocknut spacing can be smaller, down to about 124 mm, using a thinner locknut. See this document describing differences. The 5-speed is covered in the Nexus dealer's manual, linked below. If they are not, use the electrical shifter to shift the motor unit to first-gear position. 38 0 obj <>stream Easy disc brake rotor installation with spline mount and lock ring; Stiff and lightweight 15 mm E-THRU skewer system; . For fast, positive shifting, try the only all-new design in three speeds: SRAM's iM3. As mentioned, the two regular over-run ratchets are still in place. Installation of this hub is already complicated enough! Install the ball retainer P (3/16"X13). - Coaster Brake, Cons- Not easily serviced by the user. SHIMANO SERVICE CENTER Filling up your Nexus 7's storage space causes its write speed to slow down, slowing down the system. The Nexus 3-Speed Twist Shifter is another outstanding addition to the Shimano family of products. Alfine is a high-end product line with 8 and 11-speed hub. If there is no photo then it didn't happen, so I will include some builds. Mid-Drive Motor & Mechanical 9 Speed Drivetrain - What Gear to Engage, & When? Gates carbon-fiber belt drive also is available for some Nexus and Alfine hubs. I have also owned and used 7 speeds and 8 speeds. Some 8- and 11- speed models have electrical shifting. 0000001260 00000 n Most sprockets made for this system are "dished" so you can adjust the chainline by flipping the sprocket over. In some cases, it is possible to convert an existing bicycle to the use of a Nexus hub. 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 cartridge-type mechanism may fit into an older shell, though. Shimano SG-3D55 3-speed hub with disc brake. > 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. Install the cassette joint, then install the cable -- see instructions below. The circlip can be pried off with a thin flat-blade screwdriver, and the sprocket can then be lifted off. Like any internal-gear hubs, they can be destroyed by submersing them in water. Sprocket and sprocket circlip are installed before the cassette joint parts. Comfy Bike Seat Unboxing & Review. Another way to tell that this is Shimano is that the cable chord goes straight into the adjustment knob, which goes straight into the body of the shifter. File only the bottom of the slots, so you can be sure that the axle sits straight. I usually get a separate larger cog/sprocket anyway. (C) Motor unit, Yow! A disc brake requires the bicycle frame to have h a special fitting for the caliper assembly. > Also see our article about derailerless drivetrains. Average star voting: 5 ( 27446 reviews) Information about specific models is in the articles about. 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. DM General Operations (DM-GN0001) Tag (Choose from the list below) series generation component ROAD GRAVEL MTB E-BIKE URBAN TREKKING BMX Sheldon Brown's Nexus Raleigh International. Hub Width: 4 3/4" or 120mm. When an older Shimano 3-speed hub fails, it is most often because one of the under-engineered pawls has shattered. My bike is far to the left on the power and torque scale. File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. (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.). 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 Remove the hub shell. The cassette joint is installed either of two ways, so the red dots line up. 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. This is normally a right-side washer (so, the "R") but is shown on the left side in the documentation of this hub. The comparable SRAM 3spd hub w/ coaster brake weighs in at 1390g, or 3lbs. - Mediocre power coaster brake The low and middle gears are then better for acceleration and climbing, too. 0000006787 00000 n My review: inside the 333 hub, and I felt odd, uneven resistance when pedaling. Either way is OK: you will rotate the axle when installing the wheel so the electrical connection faces forward. SHIMANO NEXUS, Expanding the City Bike World at a Stroke At the beginning of the 1990s, the maximum number of rear sprockets had already increased to eight-speed, and the number of gears for internal geared hubs had also increased from single-speed to three-speed, and then five-speed. The next country in this sequence was Taiwan, which hit stage 3 in the mid-late 1990s and is currently in stage 5. After re-installing the cog, it is a good idea to seat the circlip . Ideally, the frame should have a dropout spacing of 127 to 135 mm to fit one of the Nexus hubs. With any of these brakes, a front brake also should be installed -- see my article about braking and turning. The failure mode of the 333 hub is also different from Sturmey-Archers'. 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. 0000008006 00000 n Save money. > 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. 1. Looking for specific info? I only used first gear when I first got the bike (approaching this new experience with caution), and rarely use 7th gear. This procedure is the same for the Nexus 4-, 7- and 8-speed hubs, using 4th gear as the reference. <]/Prev 250097>> Various Nexus 3-speed models have overlocknut dimensions between 127 and 135 mm. Nexus 3, 4, 7- and 8-speed internal gear systems may incorporate all-weather braking systems. Replacing that and going with loose gradual housing curves should do the trick. Aaron's Bicycle Repair, in Seattle, Washington, USA, can rebuild these hubs. Hi Akash, during the pandemic there was definitely a shortage of options as people were buying them up to upgrade their bikes. Hold the left hand cone, and then remove the lock nut for left hand cone. 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. Or you can leave the rotor off, install the supplied cover for the CenterLock fitting, and use a rim brake. The 5R and 7L are nearly identical, as are the 5L and 7R, and so these pairs may be interchanged by switching sides. I have been using IGH's for years. Copyright 2012-2022 EBR Electric Bike Review, Inc. Also operating under the name EBR. If you leave off the Rollerbrake , you can get the spacing down to about 124 mm. When the 16GB Nexus 7 gets to about 3GB of storage space left, it begins to slow down. You are using an out of date browser. Manage Settings The sprocket is held in position by a spring circlip (snap ring). 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. Anti-rotation washers are specified for both sides, and must be chosen to align the shifter assembly with the cable. Thank for helping in finding the Shimano nexus 3 gear hub. Next, remove the left hand cone. Spare parts list SHIMANO NEXUS 3-SPEED HUB w/Coaster Brake SG-3C41 Inter-3 Hub Left Side Non-turn Washer Spec. The consent submitted will only be used for data processing originating from this website. Hub is already built into the rear wheel. The Nexus 3-speed bellcrank is aligned in second gear. HOME The yellow line on the paddle should be between the two yellow arrows. Some high-end production for the domestic market may continue. A video of disassembly and reassembly is available here, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. It should also not be taken as a general indictment of Shimano's internal-gear hubs. Turn it clockwise to lock it. Plus, the bars look cleaner and the shifter on the downtube is old school. This means the bike will stay in lower, easier pedaling gears longer as the bike picks up speed. Coaster Brake. Note: Do not damage the threads of the hub axle. Stage 2: Developing country of [insert name here] decides to move into higher-quality, higher-value production. Sturmey Archer has a heavy duty 5 speed with coaster brake. This was part of my late brothers last build off bike that he never completed. MANUALS & TECHNICAL DOCUMENTS 0000056509 00000 n The 8L and 8R may be useful with forward-facing dropouts if you would like to run the cable up a seatstay. Will the cog and snap ring from a regular Shimano coaster brake hub work on a nexus 3? Product information Technical Details Additional Information Feedback Would you like to tell us about a lower price? In addition to juhist's answer: Re-greasing the hub is possible, but messy. The shimano 8 speed has a good reputation on mtbforum. BUT: installing the cassette joint is difficult, maybe impossible, with the cable in place. The Alfine 11-speed is oil-lubricated, but the other Nexus and Alfine hubs are packed with a special grease as sold. 0000008805 00000 n NEXUS 3-speed Hub w/Coaster Brake SG-3C41 Inter-3 Hub Left Side Non-turn Washer Spec. 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. Something went "crack!" The 333 hub was much more complicated internally than the Sturmey-Archer AW. 0000000016 00000 n The ring clips come in rounded or squared spring wire, either will work. Information on how to maintain and rebuild Nexus 3-speed hubs is in PDF documents linked below, now accessible only on the Internet Archive. 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. There are also articles on this site more generally about. NEXUS INTER3 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 Driver Vice 4. Please make sure that there is adequate spacing. - Weight (2-1/2lbs or 1120 grams), Company DISCONTINUED PRODUCTS, SHIMANO SERVICE CENTER | MANUALS & TECHNICAL DOCUMENTS | DISCONTINUED PRODUCTS, Privacy Policy | Cookies Preferences | Terms of Use | Legal info. Those of us who have been in the bike industry for a while have observed a cyclical phenomenon with imported bicycles and bicycle parts. Manage Settings For on-road (cruiser) bikes, this hub is nearly perfect, as weight & stopping considerations are a lot less pressing. Even if you could find a source of parts, you might not get the correct generation of parts for the particular hub you have. Singapore has no important independent bicycle parts manufacturers, but Japanese parent companies, especially Shimano, own extensive production facilities there. SHIMANO BIKE-EU xref Shimano Nexus 3-Speed Hub Installation - DIWHY.LIFE. Only shift when coasting or you will eat your IGH. See his Web page for advice. SHIMANO CODE NO. Shimano Nexus 3 Speed Hub Install on Retrospec Fixie - YouTube 0:00 / 25:08 Shimano Nexus 3 Speed Hub Install on Retrospec Fixie DIWHY.LIFE 5.27K subscribers Subscribe 48K views 1. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. 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. 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. 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. See the article on internal-gear hubs for detailed advice. The shifter, cable, and "cow bell" parts can also come in a kit, and sometimes I have opted for the integral shifter. An example of data being processed may be a unique identifier stored in a cookie. 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. When a Sturmey-Archer hub gives problems, it can almost always be repaired, usually without needing any parts replacement. Rotate the motor unit clockwise to engage it with the axle assembly, and install locknut B, which secures the motor unit. In the case of steel (Cromoly) frames, it is usually possible to spread the rear triangle to the needed width. 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. 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. As with most other internal gear systems, Shimano uses tab washers that engage the dropout slots to keep the axle from turning. They also have 7-speed and 3-speed options. > You want to line that yellow between the two lines with the adjustment knob. 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. For either purpose, the low gear is still not low enough for anything but tiny inclines. I don't know what you've 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. The page covering the 11-speed gives more detail about lubrication. More expensive rohloff leaks. For a better experience, please enable JavaScript in your browser before proceeding. 0000008907 00000 n This 7-speed internal gear hub from Shimano is an excellent . 4. 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. Looks like this right now (no mounting hardware, cog or shift mechanism.). > Pros- Reliability