Originally Posted by
megalowmatt
36 or 37 on my Motobecane Lechampion Ti. I can't break 40mph no matter what I do.
You need to eat more cheeseburgers. It'll take care of that for you.
I've broken 40 MPH a couple of times on long downhills. Given a long enough hill, you're limited only by your aerodynamics, your weight and the rolling efficiency of your bike.