Originally Posted by
Blue Belly
I've had good luck when upgrading the front deraileur. In the past, the higher end deraileurs, Dura Ace(maybe even Ultegra) had tighter tolerances. I'd first have your setup looked at. Maybe your trim screw just needs a little adjustment.
This was my first thought; try backing the high gear stop out a bit, maybe 1/4 turn to start.
Of course, if your cable has indeed stretched as was suggested you will need to take up that slack as well...
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Last edited by rmfnla; 04-15-15 at 02:48 PM.