Repairing, maintaining, or replacing the chain on your bike that connects the front of the drivetrain (cranks, chainrings) to the back (cogs, cassette).

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6
votes
2answers
3k views

How can I keep my chain from falling off the inner chainring? (specifically, from getting stuck in the bottom bracket)

I've got a mountain bike which occasionally drops the chain off the lowest gear, and then the chain gets stuck in the bottom bracket. This happens while pedalling. Once the chain is there, it takes ...
10
votes
6answers
3k views

Best chain lubricant for commuter/utility bikes?

What's the best chain lubricant for a bike used for riding in normal(ish) clothes, year-round? I've been using Tri-Flow, but that tends to leave black greasy/dirty stains on pants, shoes, etc. I've ...
8
votes
4answers
2k views

How to fix new chain that switches gears when pedaling backwards

I just recently replaced a chain that got incredibly beat up in the winter (it was rusted, and practically stiff when I removed it.) I removed links from the new chain to match the length of the ...
8
votes
3answers
824 views

How tight should my chain be?

I recently put new tires on my bike, and in so doing, removed and replaced the wheels. It seems that now my chain has more slack in it than before, and if I pedal backwards while in the smaller cog ...
8
votes
1answer
608 views

Chain clicks when the back wheel is in highest and lowest gears

When I have my back wheel gears in either the lowest gear or highest gear, my chain clicks as I peddle. How do I fix this?
5
votes
4answers
3k views

Quiet and strong chain recommendation for fixed gear commuter bike

I went through a couple of chains on my fixie bike, but I was not too happy with any of them. Basically they seemed pretty noisy when more pressure was applied where cycling. Could you recommend one ...
23
votes
5answers
13k views

How often should I lube my chain?

I ride less than 200 miles a week, and I'm at about the 200 mile mark on my new road bike. Most of my riding is done on the road in an urban city, so there is a lot of odd, unnatural debris. My LBS ...
18
votes
5answers
8k views

How do I reduce slack in the chain of a single-speed bicycle?

I have a single speed bicycle that has some slack in the chain and threatens to come off. How can I reduce this slack?
13
votes
5answers
6k views

What is the easiest way to fix a loose chain?

Are there adjustments that can be made instead of replacing it?