Originally Posted by
wahoonc
I will second Sheldon Brown. What specifically do you want to know? Gearing is a huge topic. I use different gearing ranges for different types of bikes. Different bikes have different numbers and ranges. I have everything from single speeds up to 21 gears, new bikes can have as many as 28 or 30.
Aaron
looking to get a folding bike, one of them is geared from 33 to 66.... i'm wondering how that will work for me. i read the wikipedia link and wonder if 66 isn't high enough. But i guess that can be remedied