Originally Posted by
Mikefule
Bigger chainring and sprocket = smoother action, less friction, and less wear.
Smaller chainring and sprocket = marginally less weight and marginally less aerodynamic drag. Negligible effect for everyday riding.
Ok, this is actually what I wanted to know. Thanks.
For the experienced riders that have tried it all. What was your next move after 48x15? Did you make the obvious move of 48x14? The thing is you really don't know until you try it. Any suggestions?