Is this Shimano Acera 8-speed cassette and chain compatible with a Shimano Deore 8-speed rear derailleur on my mountain bike?
How do you tell when it's time to replace a cassette? Are there any specific wear patterns on the teeth to watch for or symptoms specific to a worn-out cassette?
I've had my Trek 3900 for about a year now, and I replaced the chain about 3 months ago, but otherwise it's running with the same parts it came with (not counting tubes and tires). I had to replace ...