Mechanism to move the chain from one sprocket to another.

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341 views

rear Derailleurs of 7 speeds for road bike?

Hello everyone I recently broke my Derallieur in my Road bike and I am planing to get a new one online but I dont know exactly wich one to get is for the rear Derailleurs of 7 speeds. thanks
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293 views

Biopace chain rings and front deraileur rub

Turns out my front chain rings are biopace, after I thought they had disappeared! I've got a problem with the chain rubbing the front deraileur at a certain point every rotation. I only get this in ...
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50 views

Rear derailleur and front shifter are not indexing “together”?

So my rear derailleur and front shifter have stopped working together, my shift can shift once up and then nothing. My bike has essentially turned itself into a 2 speed. The shifter is a 2300 shifter ...
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81 views

Replaced Shimano Bottom Bracket, now front derailleur won't shift to largest gear

OK, so in my quest to get my old Trek 7000 ZX MTB running again after a long retirement, I am having an issue with replacing the bottom bracket. The bike came with a Shimano LP25 that is marked BC ...
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34 views

Direct Mount with top and bottom swing?

I want to buy a new frame that supports Direct Mount. Now I read that Bottom Swing is preferable for hardtails. At the same time, it was also mentioned that Bottom Swing is mounted higher onto the ...
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155 views

skating on my cassette [closed]

I recently replaced the entire drive train (ie. chain rings, cassette, chain) of my old steel road bike, which has a shimano 105/600 mixed group (14 sp). While I did this work, I also serviced my rear ...
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197 views

Unable to change from 14th to 7th

I've got a bike that I have had for about 8 weeks and it has already been back to be serviced twice. It's just returned from the second service and I've noticed that it is not shifting from 14th to ...
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363 views

Sora front derailleur set up

I'm trying to get my front derailleur to stop rubbing in the high gears, smallest sprockets. To do this I am attempting to follow this guide by shimano: ...
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142 views

front derailleur slipping?

I recently started to have a problem where the chain randomly goes from the large front gear to the smaller one. Ive been trying to work out the reason for this and would like some input on the more ...
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337 views

Front Derailleur Not Working

I recently bought a new bike off of BikesDirect. http://www.bikesdirect.com/products/windsor/wellington2_IX.htm However, no matter what I do, I can't seem to get the front derailleur to do anything. ...
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813 views

Getting a dura ace 7800 derailleur to work with 10 speeds

I have a bike set up with a dura ace 7800 derailleur, specifically listed as a 9 or 10 speed model. I am interested in getting it working in the 10-speed configuration. Two things: I remember ...
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160 views

Chain fell out of rear derailleur when wheel off.

I took my rear wheel off to fix a flat and hung the bike up by its front wheel to store. when I returned to put the tire back on the chain had slipped totally out of the rear derailleur, caged jockey ...
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88 views

7 speed front Derailleur on 9 speed crankset

I have 9 speed crankset (44-32-22 FC M542), and matching RapidFire 9x3 speed shifters (FL M590). Can I use 7 speed front derailleur FD M550 in that combination?
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209 views

the derailer is touching chain and it won't let me go past 14 speed supposed to go 21 speeds

The derailer on my 21-speed bike looks like it's bent. It won't let the chain go onto the 3rd ring of the front derailer so, no I can't shift past the 14th speed. If I try it makes a loud sound, like ...
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88 views

What are the shimano rear derailleur families?

What are the rear derailleur families, offered by Shimano? I need to replace a Shimano Acera derailleur and am trying to decide on a replacement part.

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