Originally Posted by newbojeff
I realized it has probably been slipping on gear changes for months.
Armed with
that little bit of info, I think that a toasted freehub would've been my first conclusion.
Your first post made no mention of slippage, so if it wasn't before the o'haul, and was after, then it's a too-much-of-a-good-thing issue.
Glad it's fixed! Happy riding!