Quote Originally Posted by OakLeaf View Post
I was thinking it could be the freehub also, but mine never made any noise or significant drag until I was coasting above 30 mph for enough time to heat it up. LBS owner couldn't replicate it on the flats no matter how fast he got the bike, since he couldn't coast long enough to heat up (and therefore he wouldn't believe me... but that's another story ).
Lemme guess... Mavic's? Mine would only happen after a long downhill (spent the summer in Colorado, they're hard to avoid!) and then would make a god-awful screeching sound.