I have a cassette style wheel. How do I measure whether it will take a 7, 8, or 9 speed cassette?

1 Answer 1


I would go to a bike shop, or take some hub you already have.

As far as I know, there are only two sizes: one for 7 and one for 8/9/10 (these are the same, just the distance between the sprockets is progressively smaller to fit).

And if your data-processing capacity and confidence are good, you can dig some info here:


and also


Your Answer

By clicking “Post Your Answer”, you agree to our terms of service and acknowledge you have read our privacy policy.

Not the answer you're looking for? Browse other questions tagged or ask your own question.