Originally Posted by
nismosr
Are you guys a big fan of climbing ? I'm not .. my bike has the stock 12-25 10 speed and most of the guys in our group rides compact crankset. My question is does it make a lot difference if I change my cassette to 12-27 ? Does anybody here ever made that change ? and I'm also thinking of changing the whole entire crankset to a compact. Any advice will be big help. Thank You
My groupset comes with 11-23 cassette (WTF?), I changed it to 13-26 after a few weeks. That was a pretty noticeable change.
But to answer your question, I don't think it will make a big difference switching from 12- 25 to 12-27.