Originally Posted by
Burton
Do you really think you can push a 51T on that bike to the point that it'll make any real difference over swapping just a few chainrings and running a 22-36-48T?
+1
I'm running a 44T big on my commuter, and I'm off power for maybe 30 seconds during my regular commute. That's for a 14-15 MPH average and a one hour ride, half of it through a city center.