Bike Forums - View Single Post - Switching from Ultegra to Rival. Do I need to change my FD?
Old 09-30-08, 09:54 AM
Join Date: Jun 2006
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Bikes: Specailized s-works E5

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Will work fine, derailleurs are 'slave devices' controlled by the shifters.......they have nothing to do with trim.
markyore is offline