Originally Posted by
big chainring
I think what we have here, is a failure to communicate.
I've been cycling for half a century and when someone says shift from 7 to 3, well, it just doesn't make much sense to me. If they say shifted from 60 inch gear to 72 inch gear, I get it.
But then again I ride a traditional 2x5 10 speed.
I've been cycling almost as long, and have no idea what my gear inches are. But since I am only a roadie on 700c wheels, I think in chainring x cog combinations. 39 x 25 for the steep uphills, and 53 X 12 down the other side.