Joined: Jul 2015
Posts: 7,393
Likes: 3,236
From: NW Oregon
Bikes: 1982 Trek 930R Custom, '91 Diamondback Ascent w/ XT, XTR updates, Fuji Team Pro CF road flyer, Specialized Sirrus Gravel Convert, '09 Comencal Meta 5.5 XC, '02 Marin MBX500, '84 Gitane Criterium bike
how dirty is the chain? if packed with dirt/grease/mung, the chain may want to false shift when backpedaling.