Quote Originally Posted by Trek420 View Post
How could a motorcycle be hard on your knees? You're not pedaling.
The footpegs on a true sportbike are tucked up very high so you scrape them less on tight corners, you sit the bike like a jockey with a long forward lean, very hard on the knees and shoulders/wrists.

I loved them when I was young, now the knees can't take that bend for more than a few minutes.