Quote:
Originally Posted by Wormius
Before I complete my online parts order - is there anything about a frame or wheelset that would need to be considered before going from an 8-speed gruppo  set to 9-speed for a MTN bike? |
You will be fine. The cassette bodies are the same width. They make the teeth narrower, so you need a 9 speed chain and your front chain rings should be 9 speed compatible to accommodate the narrower chain. It looks like you are already ordering everything.