Place the thumb on the inside thumb lever and your. Begin pedaling and riding the bicycle and place your right hand on the shifter pod on the handlebars. Hope someone can help i have an elder nexus 7 speed internal gear, which will not shift to 6. Pasman, 9 maich 2u12 introducton this manual uesciibes complete uisassembly anu assembly of the shimano nexus 7speeu hub su7r4s intei7. Hold the two bevelled surfaces of the hub axle on the brake arm side in a vice and remove. Turn the brake arm unit upside down and hold the two bevelled surfaces of the hub axle on the sprocket side in a vice. General information on installation and adjustment of newer shimano nexus hubs is in the dealers manual. The clickshifter is new and the cable runs smooth in the sleeve, and the gear is well adjusted acc. Using a takeout food container under the hub to collect burned oil. Unhook it from its groove and get a screwdriver under it. Internal shifting rear hubs electric bikes in california. Hold the two bevelled surfaces of the hub axle on the brake arm side in a vice and remove the dust cap with a screwdriver.
As the name suggests, there are eight gears packed into a hub weighing about 1. The series is primarily aimed at the comfort market such as urban commuters and tourers, and as such is not made to withstand the rigours of offroad or mountain biking. Shimanos superreliable nexus 7 hub offers all the lowmaintenance reliability of the traditional 3speed sturmey archer hub that your grandad used, but with a much wider range and smaller steps between the 7 gears, giving gearing equivalent to an 1127 7speed cassette. Fondling the bearings of the internally geared shimano nexus 7 hub. Alfine is a highend product line with 8 and 11speed hubs. But what i cant find is how to disassemble the shi. Shimano nexus sg8r20 8speed internally geared hub with roller brake this hub was ridden less than one year in seattle. This dealers manual is intended primarily for use by professional bicycle mechanics. General information on installation and adjustment of newer shimano nexus 7speed hubs is in the dealers manual. This manual describes complete disassembly and assembly of the shimano nexus 7 speed hub sg7r45 inter7. Shimano tourney thumb shifter plus right shift lever 7speed the shimano tourney sltx307r is a thumb shifter for mountain bikes that features shimanos optical gear display, which tells riders what gear position is selected while riding. Page 1 shimano nexus 7 speed hub sg7c26 service manual vol. Home bicycle wheels rear hub nexus shimano internal the golden wrench servicing of an internally geared hub repair stuck gear hub on the way into a an internal geared shimano internal gear hub service. Screwdriver left before carrying out disassembly, have ready tl7s20 right the hub spannerstl7s20.
Shimano sg7c16 and sg7c18 owners manual vancruisers. Hello everyone and sorry for my english, i am trying to fix a bike which has no shifter on the handlebar and on the back wheel has a shimano nexus sg7c25 7 speed, i am trying to figure out how to install a cable so i can change gears with a shifter that i will buy. Upgrade your ride with this easy to install, smooth, and durable shimano 7 speed wheel set. How to maintain your internal geared hub, nexus 7 igh. Neither the shop nor shimano used enough grease and oil for nw weather. View shimanos manufacturing technologies, enthusiasm for design and craftsmanship, ir information, recruitment information, and social activities. User manuals, guides and specifications for your shimano deore xt bicycle accessories. Shimano nexus sg7c25 gear hub shimano nexus sg7c25 gear hub loading. The shifting mechanism is enclosed, keeping the shifting system lubricated for low maintenance. Shimano nexus 3, 4, 5, 7 and 8speed hubs are currently in production as of 2014. This manual describes complete disassembly and assembly of the shimano nexus 7. Shimano sg7c16 7speed coaster brake parts list one of 3 versions of the shimano nexus.
Shimano 7speed hubs have a overlocknut spacing from 127 to mm, as sold. Shimano nabenschaltung 7gang gebrauchsanweisung seite 3. This is the most common 3speed internal gear coaster hub on new bikes. How to install a shifting cable to a shimano nexus 7 speed. Shimano internal gear hub service aarons bicycle repair. The lever also includes shimanos optical gear display, which shows. Alfine hubs feature fancy features including optional hydraulic disc brakes and electronic shifting. Apr 14, 2019 shimano nexus 7 anleitung gang am speed manual inter service. When replacing parts, replace the whole internal assembly or unit part. Turn the shift mechanism locking to the left and the shift assembly slides right off. Shimano nexus sb8s20 revotwist shifterbrake lever, woptical gear display. In this video we show you how to adjust the gears on a shimano nexus 7 hub.
General information on installation and adjustment of newer shimano nexus 7 speed hubs is in the dealers manual. A shimano nexus is nearly silent, with just a little whining sound. The axle unit gets the most attention, as this is the tiickiest pait anu haiuly any uocumentation on it is available 2j. Shimano nexus 7 probleem showing 114 of 14 messages. Shimano nexus sgc30007r 7speed internally geared 36h rear hub. The table links to current shimano documents, but also to documents generated outside shimano, or which shimano no longer offers. Shimano nexus 7 shifter replacement problem bikeride forum. The bowden cables inner lining is worn after 17 years so i was trying to replace it. Read the warning about mechanical work before performing any mechanical work on your bicycle.
Dealers manual road mtb trekking city touring comfort bike urban sport ebike nexus sg3r40 sg3r45 sg3r75 sg3r75a sg3r75b sg3d55 sg3c41 sl3s35e sl3s41e sl3s42e smbc03 smbc04 smbc06. Exploded diagram and parts list for the shimano nexus 3speed coaster brake sg3c41 shimano nexus 3 owners manual owners manual for the shimano nexus inter3 coaster brake sg3c41. Shimano nexus inter8 hub w 700c wheel, cj8s20 cassette joint unit and washers. View online or download shimano nexus inter7 dealers manual. Assuming that it will go into all the gears, but theres no adjustment that can get it to go into all the gears without messing around for each on, theres something wrong with the shifter, the cable, or the attachments. The shimano nexus sl3s41e shift lever feature a loweffort rotational shift action that doesnt depend on finger strength and allows riders to keep their hands on the handlebar while shifting. When adjusting the shimano sevenspeed derailleur, the rear derailleur is done off the front shifter and back end of the derailleur itself. Owners manual for the shimano sg7c16 and sg7c18 nexus inter7 hubs. If any part of the information on the manual is unclear to you, do not proceed with the installation. Shimano nexusalfine 3, 4, 7, 8, and 11speed technical. How to fit gear cassette to a shimano nexus 7 nexus 8 hub.
Users who are not professionally trained for bicycle assembly should not attempt to install the components themselves using the dealers manuals. I filled the hub opening several times before it was satisfied. Shimano nexus 7speed hub whipower roller brake inter7 hub brim41r interm brake. Remove ball retainer k while pressing in pawl a1 and pawl c on the driver unit a screwdriver. Shimano nexus is a brand of bicycle components which includes products such as epicyclical gear hubs, cranksets, shifters, brake levers, hub brakes, hub dynamos, and a cpu for automatically changing gears. There are other nexus7 hubs that seem exactly the same, e. View online or download shimano nexus inter 7 dealers manual. Shimano nexus 7 speed hub whipower roller brake inter 7 hub brim41r interm brake. Service instructions manual, technical service instruction.
Shimano nexus 7s50 7speed rapidfire shifter for sale. Shimano nexus intei7 complete uisassembly manual w. Bike shops will know to do this, when they replace cables. Pasman, 9 maich 2u12 introducton this manual uesciibes complete uisassembly anu assembly of the shimano nexus 7 speeu hub su7r4s intei 7. Database contains 2 shimano deore xt manuals available for free online viewing or downloading in pdf. These instructions explain how to inspect, adjust, and lubricate a shimano nexus internal shift system, either 4, 7, or 8speed. Hold the two bevelled surfaces of the hub axle on the sprocket. I was very concerned regarding of what i read on sheldon browns website about these internal gear hubs being improperly lubricated for use in wet climates. Sram 7 gear justering og montering af klikboks youtube.
Um37g0a00000 users manual if the brake is used frequently, the. Fuse that with shimanos ultradurable hagane gear and youve got a reel with overwhelming power, durability and reliability, designed to tackle any situation in any conditions. Shimano nexus 7 complete assembly manual free download as pdf file. In this video i will be showing you how to adjust the gears on the shimano nexus 7 and 8 system. Shimano nexus sg3c41 3speed internally geared coaster brake 36h rear hub.