Originally Posted by CardiacKid
I would definitely recommend that you read Leonard Zinn's article. In spite of the quoted language, he believes most people use cranks that are too short. The formula he recommends you follow is inseam(mm)x.216=crank length. A 32 inch inseam would equate with a 175 mm crank. Sheldon Brown seems to side with shorter cranks. I would go with the old reliable answer. "If it ain't broke, don't fix it"
Totally agree. Aside from a new frame, cranks are the most expensive fit element to play around with, and probably the least consequential.
And don’t forget that Zinn’s discussion is aimed at convincing you that you just might *need* longer crank arms…HIS crank arms.