Originally Posted by
khatfull
True I suppose. I have spun out the 50x12 about about 137rpm for 47+mph on short bursts, downhill obviously. There are times on certain descents I wish I had it. Probably only gain a few mph though.
I recently went from 50/34 with 12-27 to an 11-26. The 50x11 is noticeably taller gear. Also, I prefer to keep the 34 as I can use cassettes with closer ratios on climbs. Is 53x11 worth more than big jumps in gearing on the steep stuff?