Both front rotors warped on my wife's '07 Speedmaster with only 11000 km (7000 miles). Replaced on warranty with the 2010 Speedmaster style discs. It was really bad and caused the front end to 'bob' up and down. The new rotors are nice and smooth.

H.

Last edited by hyates; 11/01/2011 2:57 PM.

2010 Speedmaster Black/New England White