Originally Posted by
billyymc
Why do they use smaller frames? Aren't most of their bikes under the weight limits anyway so they have to add weight? Thought I heard/read that somewhere.
It's not for the weight savings, it's for the position. Smaller frame = shorter head tube, and more seat post extended = more drop from seat to bars.
The smaller frame may be a bit more stiff, but the primary reason is postioning.