Joined: Jul 2007
Posts: 8,586
Likes: 3,518
From: South shore, L.I., NY
Bikes: Trek Emonda SL7, Cannondale Topstone, Miyata City Liner, Specialized Chisel, Specialized Epic Evo
I would suspect bearing system failure. Once you have the tension bolt set and the bolts on the non-drive tight, unless they got loose, there’s not much room for something to develop play, thus I would look at the bearings.