Repairing your bike when something is broken. REPAIR is not the same as MAINTENANCE, a separate tag. Repair is what one does only when something is broken. Maintenance is what one does on a regular basis.

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What exactly happened to my rear derailleur?

I had installed my front derailleur and was adjusting the high/low when I noticed my rear derailleur was hitting the spokes of my wheel. Suddenly, I saw a screw pop out and then my derailleur popped ...
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Peculiar feel when pedaling

I ride an early 90s Scott Unitrack CST with the original Shimano Deore drivetrain it came with. Same as this one. When pedaling, the right pedal has a peculiar feel like a sudden inward jerk at a ...
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Planet Bike speedometer won't reset

I have a planet bike speedometer and after the winter season it seems that it is no longer functioning. It will come on when the bike starts to move but I cannot reset it and it seems to be frozen on ...
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Where can I find a Shimano cs50 stopper fixing bolt?

Somehow I lost a single 'stopper fixing bolt' on my down tube cable stop. I have a set of Shimano sm-cs50 outer down tube cable stops, and I don't want to buy new ones because I only need one bolt. ...
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What sort of bike chain do I need for my bike? [duplicate]

Possible Duplicate: How can I tell which size chain my bike uses? I have a vintage Ross road bike, and the chain recently snapped during one of my rides. The bike has 2 gears in the front ...
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I'm worried about my derailleur snapping. The chain isn't running around the bottom pulley, it's running next to it

I'm worried about my derailleur snapping. The chain isn't running around the bottom pulley, it's running next to it, scraping against the bottom pulley and the frame. When I change gears it makes a ...
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232 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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Handlebars are slipping and the stem is cutting into my bars. How do I fix this? New bars and stem or just a new stem?

I bought a 2014 kink curb and I think I may need to buy new bars because my stem is cutting into them. I don't know though. If anyone could please help me with this.