Originally Posted by
deadprez012
All that really involves for my simple tastes is new cranks w/chain rings (for some top end, because even on my commute, not pushing too hard, I am on the 3rd ring in top gear),
How fast are you going in top gear? What's the gearing now? A typical 53/12 or 50/11 combo should good for more than 35-40 mph before you start spinning crazy fast.