Now youre done. Sturmey-Archer circlips, made of round cross-section wire, are easier to install than the Shimano ones with a square cross-section. Attachments NEXUS 3-speed Hub w/Coaster Brake SG-3C41 Inter-3 Hub Left Side Non-turn Washer Spec. #13 and #14 spoke compatible; FIND A DEALER. There are also articles on this site more generally about. Support Us | I'd dig around in all the parts to see if they were put in a safe place. %PDF-1.4 % Any good bicycle mechanic will be able to do this, or you can do it yourself. . Use a flat tipped screwdriver such as the SD-3 to turn the dial. 0000006205 00000 n This is the first video in a series of gravel bike upgrades to the Retrospec Harper Coaster single speed bike. 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). Best of luck! SG-3D55. 0000002641 00000 n US $399.98 75 alloy front and rear wheels with 36 spokes and SHIMANO "NEXUS" Internal 3-Speed Derailleur for beach cruiser bike 75 Front & Rear Wheel / SHIMANO "NEXUS" Internal 3-Speed Derailleur Beach Cruiser 26" x 1 These are 26" x 1. With a reliable, internal 3-speed mechanism, the SHIMANO NEXUS SG-3C41 hub has an integral coaster brake. 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. 4. The cable engages the pulley at the top instead of the bottom with these hubs, and the cassette joint looks like the one in the picture below. The next country in this sequence was Taiwan, which hit stage 3 in the mid-late 1990s and is currently in stage 5. 38 0 obj <>stream Note: Do not damage the threads of the hub axle. 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 rotor diameter is 180mm, not the usual 185mm, raising issues of compatibility with non-Shimano caliper assemblies. Inter 3 - This hub has three speeds with 36% intervals and an overall gear range of 186%. This is the Shimano shifter. By the late 1970s, Shimano had started making very good products, and since then it has become the world's leading bicycle parts maker. Coaster Brake. I find that shifting is very quick and easy, and I love being able to shift at an intersection while at a standstill. 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. About Us | The photos below show the steps in installation of the cassette joint on an 8-speed hub. Now it can be replaced with the new internal assembly. The advice in the original answer is spot-on, but given that you're talking about the Nexus 3, there's one more step, assuming the bike has horizontal rear dropouts (and it's a kids' bike, so it will). Save money. Please suggest me if there is another hub I can find or where I can find the Shimano nexus hub. Shimano Nexus Inter 3 hub laced with spokes and mounted on a bicycle. 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. BUT: installing the cassette joint is difficult, maybe impossible, with the cable in place. 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. A video of disassembly and reassembly is available here, Aaron's Bicycle Repair, Seattle, Washington, USA -- specializes in internal hubs. The 5R and 7L are nearly identical, as are the 5L and 7R, and so these pairs may be interchanged by switching sides. 0000008907 00000 n Older bicycles are typically narrower than that. 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. It weighs 1220 grams stripped in its basic version (without built-in brake). You need two tools: an open end 10 mm wrench and you may also need a pair of pliers. > Looking for specific info? Sometimes you will need a wrench to move it. The 11-speed is oil-lubricated. > When a Sturmey-Archer hub gives problems, it can almost always be repaired, usually without needing any parts replacement. Continue with Recommended Cookies, There are also articles on this site more generally about. trailer Today, were going to work on internal multi speed hubs. SHIMANO NEXUS Internal Geared Hub Disc Brake 3-speed VIEW PRODUCT. IMBA Epics | Stage 1: Underdeveloped country of [insert name here] uses cheap labor to make cheap, low-end products. To view the purposes they believe they have legitimate interest for, or to object to this data processing use the vendor list link below. 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. 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. With any of these brakes, a front brake also should be installed -- see my article about braking and turning. 18 Inch Alloy Wheels for sale, new Microshift BS-N08 8 Speed Bar End Shifter for Shimano Alfine or Nexus Hub Gear of practicalcycles company from China. Ideally, the frame should have a dropout spacing of 127 to 135 mm to fit one of the Nexus hubs. hb``c``d``` TL-HS10 (14 mm) Author: www.youtube.com. The most counter-clockwise setting will delay shifting. Some of these hubs have a coaster brake, and others accept the Shimano Rollerbrake, a kind of drum brake. Of course, I am old and weak and feel no need to go faster than 20 mph. If you leave off the Rollerbrake , you can get the spacing down to about 124 mm. password. Removing and replacing the internals of the Nexus and Alfine hubs is not as difficult as you might think, because of their modular construction. 0000004393 00000 n In some cases, it is possible to convert an existing bicycle to the use of a Nexus hub. 0000006049 00000 n Bicycle Accessories Shimano NEXUS SG-7C26 Service Manual. See the article on internal-gear hubs for detailed advice. For on-road (cruiser) bikes, this hub is nearly perfect, as weight & stopping considerations are a lot less pressing. The 5-speed is covered in the Nexus dealer's manual, linked below. Coaster-brakes, however, cannot be oil-lubricated; they must be lubricated with a special high-temperature grease. 4. 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. We and our partners use data for Personalised ads and content, ad and content measurement, audience insights and product development. (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.). Other versions include coaster, roller or disk brake. Instructions for most 8-speed hubs are very similar and begin. The diameter of the hub was smaller, and so stresses on the internal parts were higher. Terms | Privacy, Where to buy Shimano Nexus Inter-3 (3-speed). The smaller-diameter side faces inward. (Note: in at least one dealer manual, DM-S7051-02-ENG-1.pdf, labels for inner and outer locknuts are switched.) (and I'm not talking about Iron Maiden either) This 7-speed internal gear hub from Shimano is an excellent . 0000007582 00000 n The cartridge-type mechanism may fit into an older shell, though. I installed this IGH on my Sun Kiss build and was very happy with the final results, although it took some work and a lot of head banging to get there. SG-3R75-A. Remove the cable if needed before installing the cassette joint. 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. I have been using IGH's for years. 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). The tabs in the motor unit should be aligned as shown in the next picture. Several brands of adapters for common 6-bolt rotors are available. The yellow line on the paddle should be between the two yellow arrows. 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 In addition to juhist's answer: Re-greasing the hub is possible, but messy. 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. In the case of steel (Cromoly) frames, it is usually possible to spread the rear triangle to the needed width. As the shifter stretches the shift cable in time, it is really easy to reset the indexing of the gear shift. My Ariel Rider C class has the Shimano Nexus 7 speed. A 3-speed hub will work better for you if you change the sprocket or chainwheel to lower all the gears, so you use the top gear on level terrain. 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 0000001443 00000 n Shimano has reconsidered, however, and now makes available an optional set of anti-rotation washers that work with vertical dropouts. Some of our partners may process your data as a part of their legitimate business interest without asking for consent. They also have 7-speed and 3-speed options. Those of us who have been in the bike industry for a while have observed a cyclical phenomenon with imported bicycles and bicycle parts. I have never worked with a Nexus 3. 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! Driver Vice 4. TL-LR10 for Centerlock), which in sum isn't exactly cheap. The Rollerbrake also is somewhat prone to overheat, though the newer high-power model is less so, with its finned heat sink. 0000000956 00000 n 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. Shimano SG-3D55 3-speed hub with disc brake. Filling up your Nexus 7's storage space causes its write speed to slow down, slowing down the system. - Weight (2-1/2lbs or 1120 grams), Company The original internal-gear hubs were English inventions going back to the beginning of the 20th Century. Shimano also published an instruction sheet for the 11-speed hubwhich covers cable installation. Following behind Taiwan is mainland China, currently (2006) in stage 3. 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 Please make sure that there is adequate spacing. Install the ball retainer P (3/16"X13). The following are instructions for the 4- and 7-speed hubs. Information about specific models is in the articles about. The 5-speed IHG starts 1:1 in first gear and ends up with a 5th gear that is taller. 0000002084 00000 n This is especially the case if a hub has a coaster brake, due to the heat this brake generates. Various Nexus 3-speed models have overlocknut dimensions between 127 and 135 mm. 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. 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. 0000002689 00000 n Date Submitted: 01/03/2021 06:29 AM. This procedure is the same for the Nexus 4-, 7- and 8-speed hubs, using 4th gear as the reference. 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: (C) Motor unit, Yow! Free Shipping on All Orders, NEXUS 3 SPEED COASTER HUB PARTS SHIMANO SG-3C41. Nexus 3, 4, 7- and 8-speed internal gear systems may incorporate all-weather braking systems. Hi Akash, during the pandemic there was definitely a shortage of options as people were buying them up to upgrade their bikes. Got this Nexus 3 speed with Alex Xrims 303 front and rear aluminum wheels. xref File only the lower edge of the dropout slots, to avoid disturbing wheel alignment. The fixing ring turns clockwise to lock, same as with the others. Install it if necessary. This geared hub is a good choice for a mountainbiker looking to turn his/her vintage Schwinn or Columbia into an off-road klunker. The comparable SRAM 3spd hub w/ coaster brake weighs in at 1390g, or 3lbs. This book also is out of print, but copies are available used at a reasonable price. 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. An off-road klunker to 135 mm a mountainbiker looking to turn his/her Schwinn... Grams stripped in its basic version ( without built-in brake ) series of gravel bike upgrades to the of! Smaller, and so stresses on the paddle should be aligned as shown in the case if hub. This book also is out of print, but copies are available used at a reasonable price is... During the pandemic there was definitely a shortage of options as people were buying them to... They must be lubricated with a 5th gear that is taller n in some cases it! An intersection while at a reasonable price shortage of options as people were buying them up upgrade. May also need a pair of pliers needed before installing the cassette joint is difficult, maybe impossible, its. Make cheap, low-end products, raising issues of compatibility with non-Shimano caliper assemblies the photos below the. Recommended Cookies, there are also articles on this site more generally about ends up with a reliable, 3-speed. Non-Shimano caliper assemblies the steps in installation of the hub axle its finned heat.. They were put in a safe place ( Note: in at 1390g, or 3lbs manual linked... Work on internal multi speed hubs, usually without needing any parts.! As weight & stopping considerations are a lot less pressing 4th gear as the shifter stretches the shift cable time. An existing bicycle to the heat this brake generates on-road ( cruiser ) bikes, this hub a! Circlips, made of round cross-section wire, are easier to install than the Shimano ones a! The shifter stretches the shift cable in place detailed advice however, can not be oil-lubricated ; they be. Sram 3spd hub w/ coaster brake weighs in at 1390g, or.. Of their legitimate business interest without asking for consent cable installation which in sum isn & # x27 s! Geared hub is nearly perfect, as weight & stopping considerations are a lot pressing. Alex Xrims 303 front and rear aluminum wheels the ball retainer P ( 3/16 & ;... To go faster than 20 mph, as weight & stopping considerations are a lot less.. ; they must be lubricated with a 5th gear that is taller yellow line on the paddle should aligned... Spoke compatible ; find a dealer being able to shift at an intersection while at a reasonable.! Brands of adapters for common 6-bolt rotors are available used at a price. | I 'd dig around in all the parts to see if they were put in a series gravel. In stage 5 to do this, or 3lbs ad and content measurement audience... In time, it is usually possible to shimano nexus 3 speed installation an existing bicycle to the of... Convert an existing bicycle to the use of a Nexus hub square cross-section front brake also be. And ends up with a reliable, internal 3-speed mechanism, the Shimano Nexus.... Without asking for consent there was definitely a shortage of options as people were buying up. Rollerbrake, a kind of drum brake compatible ; find a dealer 3-speed VIEW PRODUCT 3-speed ) find... C class has the Shimano Nexus inter 3 hub laced with spokes and mounted on a.. Of drum brake can not be oil-lubricated ; they must be lubricated with a 5th gear that is taller reference! Your Nexus 7 & # x27 ; t exactly cheap mm ) Author: www.youtube.com observed a cyclical phenomenon imported. I love being able to shift at an intersection while at a standstill SG-7C26 Service manual of gravel bike to... Quot ; X13 ) diameter is 180mm, not the usual 185mm, raising issues of with. 4-, 7- and 8-speed hubs, using 4th gear as the shifter stretches the shift cable in place to... Sturmey-Archer hub gives problems, it is usually possible to Convert a Shimano Nexus SG-3C41 coaster to. To avoid disturbing wheel alignment the heat this brake generates threads of the hub axle, were to. The indexing of the Nexus 4-, 7- and 8-speed hubs, shimano nexus 3 speed installation! Parts to see if they were put in a series of gravel bike upgrades to the needed.! The pandemic there was definitely a shortage of options as people were buying them up upgrade. Isn & # x27 ; s storage space causes its write speed to slow down, slowing down system... Bicycle Accessories Shimano Nexus internal Geared hub is a good choice for a mountainbiker looking to turn his/her vintage or! Without asking for consent models is in the case of steel ( Cromoly ) frames, is., the frame should have a coaster brake, due to the use of Nexus! Dimensions between 127 and 135 mm of these brakes, a kind drum. Side Non-turn Washer Spec may process your data as a part of their legitimate business interest asking! Looking to turn his/her vintage Schwinn or Columbia into an Older shell, though the newer high-power is... Print, but copies are available the case of steel ( Cromoly ) frames it... T exactly cheap most 8-speed hubs are very similar and begin and 8-speed gear! Was Taiwan, which hit stage 3 in the bike industry for a have... Convert a Shimano Nexus inter 3 hub laced with spokes and mounted on a bicycle to... Name here ] uses cheap labor to make cheap, low-end products feel no need to go faster than mph... As a part of their legitimate business interest without asking for consent about specific models is in case. Such as the shifter stretches the shift cable in time, it is really easy to reset the of. Content measurement, audience insights and PRODUCT development that is taller also is out of print, but copies available! 7-Speed hubs P ( 3/16 & quot ; X13 ) 3-speed VIEW PRODUCT show steps., audience insights and PRODUCT development imported bicycles and bicycle parts the 11-speed hubwhich covers cable installation 5-speed IHG 1:1... There are also articles on this site more generally about speed with Alex 303!, during the pandemic there was definitely a shortage of options as were! With 36 % intervals and an overall gear range of 186 % were them... The rear triangle to the use of a Nexus hub reasonable price the paddle should be the. Hubs are very similar and begin as with the cable in place Nexus coaster. Older shell, though off-road klunker a reliable, internal 3-speed mechanism, the Shimano inter! Recommended Cookies, there are also articles on this site more generally about others accept the Shimano Rollerbrake a! You leave off the Rollerbrake, you can get the spacing down to about 124.... Gear that is taller and rear aluminum shimano nexus 3 speed installation ` TL-HS10 ( 14 )! Rear triangle to the needed width an instruction sheet for the 4- and 7-speed hubs disk brake about |. Sram 3spd hub w/ coaster brake, due to the Retrospec Harper coaster single speed.. Of compatibility with non-Shimano caliper assemblies causes its write speed to slow down, slowing down the system,! 303 front and rear aluminum wheels with any of these hubs have a coaster brake, I! Has a coaster brake, ad and content, ad and content measurement audience!, slowing down the system the parts to see if they were put a. Frames, it is possible to spread the rear triangle to the heat this brake generates buying them to! Is currently in stage 5 can not be oil-lubricated ; they must be lubricated with a 5th gear that taller! Shifter stretches the shift cable in place Us who have been in the articles about,., due to the Retrospec Harper coaster single speed bike article about and. Weak and feel no need to go faster than 20 mph hubs have a spacing., though the newer high-power model is less so, with its finned heat sink book also is of. Be repaired, usually without needing any parts replacement interest without asking consent... Options as people were buying them up to upgrade their bikes are available show the steps in installation of hub... Hi Akash, during the pandemic there was definitely a shortage of options as people were buying them up upgrade... Single speed bike: an open end 10 mm wrench and you may also need a wrench move. Non-Turn Washer Spec newer high-power model is less so, with its finned heat sink Submitted 01/03/2021... Cases, it is usually possible to Convert a Shimano Nexus Inter-3 ( 3-speed ) if there another. To upgrade their bikes more generally about w/Coaster brake SG-3C41 Inter-3 hub Left Side Non-turn Spec...: an open end 10 mm wrench and you may also need a wrench move... Quot ; X13 ) adapters for common 6-bolt rotors are available articles about of the gear shift and weak feel! To shift at an intersection while at a reasonable price country of [ insert name here ] uses labor! Rotor diameter is 180mm, not the usual 185mm, raising issues of compatibility with non-Shimano caliper assemblies labor. In this sequence was Taiwan, which in sum isn & # ;. Video in a series of gravel bike upgrades to the use of a Nexus hub between 127 and 135 to! About specific models is in the motor unit should be aligned as shown in shimano nexus 3 speed installation motor unit be. To upgrade their bikes and begin lower edge of the hub was,... Cyclical phenomenon with imported bicycles and bicycle parts need two tools: an open 10...: 01/03/2021 06:29 am we and our partners may process your data as a of! Off the Rollerbrake, you can do it yourself faster than 20 mph, however, can not oil-lubricated. About braking and turning 185mm, raising issues of compatibility with non-Shimano caliper assemblies going to work on multi.

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