Originally Posted by markaitch

so tell me…am I crazy to be considering ordering the new bike with a 48t chainring & a 13t or even 12t cog? those small cogs are bad on chain-wear right? i know I would be better off with a bigger ring & a bigger cog but the 48t is the largest they offer.

Originally Posted by Sixty Fiver

and the lesson here is that to go fast you don't need a big gear if you can spin those cranks a little faster.