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6 votes
1 answer
2k views

Loud clunk moving to smallest sprocket

When I shift gears to the smallest sprocket it makes a very loud clunk sound. There's also a lot of movement in the chain, like a bounce. I've taken a video demonstrating this Video of clunk I'm ...
nblackburn's user avatar
1 vote
1 answer
2k views

My bike is slipping only in highest gear

I used to ride my bike in highest gear all the time, even uphill, and didn't shift down unless i absolutely needed to. Then my highest gear started slipping on uphill and even on straight road if i ...
Лазар Јовановић's user avatar
2 votes
2 answers
2k views

Suntour derailleur compatibility with shimano shifter

I bought today a bike with a Suntour rear derailleur (XR 150 8 speed) for my daughter. It has old rotating shifters I with to replace with triggers. Will a shimano 8 speed (e.g. Altus/Acera) fit this ...
rvil76's user avatar
  • 734
3 votes
2 answers
8k views

Bottom jockey wheel on rear derailleur keeps skipping chain

Basically the angle between the bottom and top wheels is too great causing the chain to skip to the outside of the bottom wheel under force. If I use the higher adjustment screw on the shimano ...
Matt S's user avatar
  • 31
0 votes
1 answer
225 views

My 6 geared Shimano bike doesn't shift from higher to lower gears but does the opposite smoothly

My 6 geared(Shimano gears) mountain bike with the grip shifting system shifts really smoothly from the 1st gear to the 6th (biggest cog to the smallest). However when I try to twist the shifter from ...
Azvern Dias's user avatar
1 vote
2 answers
4k views

Will any Shimano mountain bike shift cable set work with any Shimano mountain bike derailleurs and shifters?

(Forgive me if this question has been asked before - but I don't know if I'm searching with the correct keywords to find the answer...) My rear derailleur cable is stuck hard into the side of its ...
Sean's user avatar
  • 113
2 votes
1 answer
3k views

Is Back-pedalling normal ? chain keeps jumping from higher to lower cog in rear cassette

I just bought a new bike Marin Pine mountain-1 which has 1 X 11 drivetrain. I want to know is Back peddling normal ? I called my mechanic and he said you should not do back peddling or this will ...
Sudhanshu verma's user avatar
3 votes
3 answers
1k views

Can I put a lower geared cassette on my bike?

I bought a bike recently that has a 34 front 28 rear gear ratio. It is an Elfama E2500, which is a Korean brand I believe. It has a Shimano Claris (which is rated for up to 32 teeth) rear derailleur ...
Joff's user avatar
  • 133
2 votes
1 answer
1k views

Indexing issues on new build, shimano 105 5800

I am in the process of building a road bike. I currently setting up my rear derailleur. I can't seem to index the gears. I have set the high and low limit screws. I can shift up the cassette (small ...
Mr B's user avatar
  • 431
2 votes
2 answers
5k views

Is a Shimano Dura-Ace 7800 rear derailleur compatible with a Dura-Ace 7900 11-27 cassette?

Is the Shimano Dura-Ace 7900 10 speed cassette with a ratio of 11-27 cassette compatible with a dura-ace 7800 rear derailleur? Some people say its fine but more important to me is what Shimano says ...
MartinCB's user avatar