Help choosing chain and cassette

[1FJEF]

(06-27-2013, 10:41 PM)nfmisso Wrote:  - you need an 8 speed or higher rated chain - I found this out the hard way when I tried to use a 7 speed chain (with a 7 speed cassette) and 8 speed RD - lots of noise from the RD as the chain went through it. The 7 speed chain was too wide for the 8 speed RD. Many chains are rated for more than one speed, just make sure that the rating

Interesting. I have an acera RD that is noisy with a KMC 7.3mm heavy duty 8 speed (x8.99) chain. Perhaps I should try their 7.1mm models.