Questions tagged [shimano]

Shimano brand bicycle components. (No need to use if Shimano is an incidental part of the question.)

45 questions with no upvoted or accepted answers
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1answer
47 views

M8000 lever blade fit a m785 lever?

I bent my lever blade on a m785 lever and was wondering if a m8000 lever blade would fit as I can find one of them but not a m785 lever blade. The reason im asking is because the m785 blade says "...
3
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0answers
279 views

Jammed pawl on 8-speed shimano shifter

I'm doing up a bike that seems to have been sitting in a shed for the last 25 years. It has a Shimano 105SC groupset (93-99) with 8-speed st-1055 STI shifters. As seems to be the norm for these ...
3
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0answers
6k views

Shimano STX rear shifter, broken spring

I have to repair a Shimano STX shifter 7 speed (from a Raleigh MT200 bike from 1995). It has a broken spring, and I am almost sure that is the only thing to be repaired. It is similar to that ...
2
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0answers
55 views

Left shifter is not catching/gets stuck when there is cable tension

I need help with my left shifter. When I have the cable attached to the derailleur and have even the slightest tension applied, the shifter won't shift to the largest cog (I have double front ...
2
votes
1answer
57 views

Ross 294S Shifting Overhaul, Help

first post here. Getting in to road cycling, bought an old Ross 294S steelie with downtube friction shifters. Want to switch to a brifter system. I’ve watched a bunch of vids and googled but can’t ...
2
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0answers
36 views

Is it possible to transplant the 5 arm spider of a Shimano XTR FC-M950 to a XT FC-M739?

The 5 arm spider of the FC-M739-5 has a BCD of 94/58mm whereas the 5 arm spider of the FC-M950-HG uses 110/74mm. Is it possible to use the XTR spider on the XT crank?
2
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0answers
82 views

Shimano MTB (SM-SH51) Cleats moving vertically in pedal

My new shoes/cleats seem to have "vertical" movement (not lateral float) and I can't figure out why, or how to fix it. I recently got new shoes (Shimano XC-7) that use the same SM-SH51 standard ...
2
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0answers
203 views

What type of frame could this be?

Recently purchased this 1x11 rebuild. Decals have been removed and it has a fresh powder coat. The stripes are coloured electrical tape so don't go by that... I've heard it could be a Miyata or ...
2
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0answers
2k views

Shimano Nexus 3 coaster brake screeching sound

When I brake hard/er with my Shimano Nexus 3 coaster brake it makes a loud screeching sound. Like really loud, everybody on the street would hear it and turn around. Since I know it's all internal all ...
2
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4answers
365 views

Can I mix these SRAM Apex components with Shimano/Ofmega components on my bike temporarily?

I own a Fausto Coppi vintage bike. Currently I have RSX shifters with Shimano exage 300EX front and rear derailleurs. I am switching my whole setup to accomodate 10 speed. My new wheels fit well. I ...
1
vote
1answer
45 views

Can I replace an XTR caliber BR-M996 fork post mount with an M820?

My MTB is vintage 2005 with XTR ST-M685 dual levers and disque brakes, BR-M966 fork post mount and BR-M965 at the rear. The BR-M966 has started leaking oil from the piston. Finding a replacement ...
1
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0answers
33 views

How to fix Shimano E7000 Error 010?

Can anyone guide me to clear the E010 error code on a Shimano E7000? I tried all the steps according to the manual but can't resolve them.
1
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0answers
73 views

Can i use claris R2000 rd on 14-34T mega range sprocket?

I have sprocket 14-34T with mega range. I planned to change my old (maybe 1990's) shimano tourney rd to shimano claris R2000 medium cage. Some of my local bike shop said that i can replace with claris ...
1
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0answers
88 views

Trek Checkpoint ALR 4 (2021)

I have a Shimano GRX RX400 long cage on my 2x10 Trek Checkpoint ALR 4 (2021). Can I change to an 11 Speed Cassette, GRX 600 Right Shifter and 11 speed chain to convert it to a 2x11 speed drive train. ...
1
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0answers
38 views

Shimano FC-MT610 12speed 30T crankset substitute

I have a Shimano FC-MT610 12speed 30T crankset and wish to go to a crankset with more teeth for flatter terrain. Shimano offers a 34T version. Is there a higher tooth crankset compatible with this BCD=...
1
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0answers
62 views

Shifting Lever Unit replacement/interchangeability on Shimano 8 speed XT/XTR shifters

Are the levers/internals interchangeable? Meaning will they all fit the same housing or can I swap one for the other if needed? Will any 8s XT/XTR shimano 8 speed shifter lever fit any other 8s XT/...
1
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0answers
112 views

Is my right DI2 shifter bad? It will shift “up” but not “down”

The left shifter and front derailleur work fine. The right shifter works fine if I shift to a smaller gear; the bike does not respond if I shift to a bigger gear. I plugged into my PC and from there ...
1
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0answers
27 views

Can I swap in a 2x Shimano 600 FC-6400 crankset to replace a 3x RX-100 crankset?

I have a 2x Shimano 600 FC-6400 crankset. Can I just replace the 3x RX-100 crankset? Will I need a new BB? thanks in advance!
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0answers
42 views

8 speed Quando rear hub rotating in both directions

The 8 speed Quando rear hub of bike rotates in both the direction. can it be repaired or needs to be replaced? Please advise what's the issue.
1
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0answers
39 views

Differences between Shimano DH-T670 and DH-3N72 dynamo hub?

Despite the cutouts in the hub flange, are there any differences? Different sealings or different races?
1
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0answers
106 views

Changing a crankset on a Specialized sirrus step through

I have an issue with pedals to crankset connection on a 1 month old Specialized Sirrus Step Through. Probably connection was done wrongly and they are just falling out of the connection holes. Looks ...
1
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0answers
274 views

Shimano 8000 Battery Reverse Engineering

I am on a mission to reverse-engineer the Shimano 8000 battery, with the purpose being to allow Shimano 8000 batteries to be used with a non-Shimano controller. The reason is to have two motors on my ...
1
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0answers
275 views

Is it possible to replace Shimano stem shifter SL-S441 Indexed SIS with new metal knobs but keep the clamp?

I have a Stem Shimano SIS SL-S441 (2x6) shifter on my bicycle. I want to restore the bicycle, take it apart, repaint it. I'm very much a noob and I've searched for 6 hours and unable to find the ...
1
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0answers
156 views

Standard vs wide shimano shoes

Would my normal sized feet still fit snug on a wide shimano shoes? I’m looking to buy the RP3 but only the “wide” is available. I’m buying online so i can’t personally try it on. Appreciate all the ...
1
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0answers
94 views

Can I combine two pm break mount adapter?

I think about upgrade my shimano rear brake disc from 180 to 203 mm. The mount system is a pm 160 direct, meaning I currently already have a pm 180mm adapter. Weirdly, I couldn't find an adapter for ...
1
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0answers
296 views

RD-TZ40 ME Replacement

I've damaged the rear derailleur on my bike, and it needs to be replaced. I don't really have an LBS. I've looked around online, but I can't seem to find a correct replacement. I should clarify that ...
1
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0answers
1k views

Is Shimano 36/24 double crankset possible?

I'd want to exchange my triple crankset with double. After playing with gear calculator and testing some double setups, I came to the conclusion I need 36/24 gearing. I have 10 speed drive, so I'm ...
1
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0answers
93 views

FD rub top and bottom of cassette big ring. How to fix?

I have set up a few front deraliuer in the past some using ultegra 6700, all of which ran without chain rub with the exception of the two expected cross chaining cogs. For some reason on my new bike ...
1
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1answer
189 views

Compatibility of Shimano Ultegra and Sora components

My road bike has an Ultegra groupset, but some parts need replacement (chainrings, chain, and cassette). The chain is worn out, the cassette is sliding with a new chain, and the chainset is also worn ...
0
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0answers
32 views

Expand range on xt FC-M5100-2 cranks

I am wanting to convert Giant toughroad SLR from 2x10 to Di2 2x11. It has a QR 135MM rear axle and am told it should accept a shimano 11sp cluster, say the CS-M8000 11 46t The xt cranks are 26 36 ...
0
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0answers
71 views

Need help identifying this frame

I have this bike that I am trying to sell. I have trouble finding out the exact brand of the frame itself but I think I figured out some of the parts (please correct me if I am wrong) handle bar: SR (...
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0answers
71 views

Shimano Steps 6100 loses power assist climbing hills

Having problems with bike losing power going up hill - 4 of last 5 rides. About 400 miles on bike (BMC Alpenchallenge AMP Sport). Have several 40+ mile rides with 4,000' of elev, so it works. Now I'...
0
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0answers
42 views

Why does my Shimano Nexus 8i need readjustment after every gear shift?

Since a month or two, almost every time I change gear my Shimano Nexus 8i becomes "unadjusted". I have readjusted it dozens of time but the problem persists. The gear is really easy to ...
0
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0answers
57 views

Is there a complete list of all Shimano bicycle components?

You can search for specific components on si.shimano.com, velobase has a huge database of Shimano components, but it's far from being complete. Is there a definitive list of all Shimano components ...
0
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0answers
27 views

Broken Rear mech inner plate

My chain got caught in the guide plate and broke the encircled part of the rear mech (See photo) I'm using Shimano GRX 810 Rear derailleur. There are no observable misalignment. Question, is it safe ...
0
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0answers
61 views

Locating the bicycle manufacturer

I have purchased a fold-up all-terrain mountain bike serial # LDR15080363 that I would like to restore to the manufacturer’s specifications. Unfortunately, I have been unable to confirm who the ...
0
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0answers
42 views

Bracket axle for Shimano RD-2300 rear derailleur

Where can I find a bracket axle for Shimano RD-2300 rear derailleur? I searched everywhere and I didn't find one. I need to mention that the frame type is Speed Fitness Alloy and bike is a Focus ...
0
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0answers
56 views

Cassette noise in gears 1,2 and 3 on newer bike

I was out riding when I broke my chain (too high of a gear and too steep of a gradient). Got chain replaced and now my cassette gear 1 (easiest gear) takes more power to pedal than gear 2 and when I ...
0
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0answers
57 views

Vintage 3 Speed Shimano Shifter

I fixed an old three speed bike and I have an old 3 speed Shimano shifter. The cable was rusted and I thought if I open up the shifter I can clean the cable and make it work. Unfortunately I unscrewed ...
0
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0answers
46 views

My shifter shifts only one gear up and down

I just was on a ride and all of a sudden I could only shift one gear up and down (in this case it was the 10th and 11th respectively the 21th and 22th). If I try to move the shifter further up (so up ...
0
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0answers
243 views

How can I determine what postmount I need for my fork / rotor for front and back

I am planning to purchase Shimano Saint BL-M820 + BR-M820 hydraulic disc brake set for my Specialized Stumpjumper Comp and I have no idea what post-mount to buy since I changed my fork and I am pretty ...
0
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0answers
41 views

Dura Ace 7800 rear mech cable fixing plate replacement

I can't get the rear mech cable fixing plate for a Dura Ace 7800 derailleur part Y5V598040 in the UK is there a substitute part I can use?
0
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0answers
390 views

Front derailleur compatibility of Shimano 3x10 speed flat bar shifters

I'm trying to find a pair of 3x10 speed flat bar shifters and am somewhat confused over the compatibility. My understanding was that all (front) road shifters up to 10 speed can be mixed and matched ...
0
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0answers
265 views

How much stiffness points on Shimano shoe is before it is noticeable?

I'm debating over getting the older R171 or the newer but cheaper RP501. R171 is listed as 10 stiffness index while the RP501 is 8, but it has boa dial and is the newer design and everything. Can ...
0
votes
1answer
186 views

How to you remove the seal from a Deore XT FH-M8000 freehub?

When first installing (or overhauling) Shimano rear hubs, I usually pull the freehub, lift the seal off the back side (where the splines are that engage the hub body) and then heat the freehub with a ...