Originally Posted by
Freerunner
I'm trying to see if I can get a larger cassette for my back wheel for climbing in the mountains in Montana. Currently the largest cog is 28 and according to Shimano's site they don't make anything bigger for the Dura Ace line. Any recommendations? The bike is a Specialized Tarmac. Thanks
Run a 46/30 super compact. You'll keep the same tight spacing for flat rides but have lower gears for hills.
52x13 was a big enough gear for Eddy Merckx to dominate the pro peloton and you're no eddy.
That's halfway between 46x11 and 46x12.