Thread: Campy upgrade question
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Old 03-12-09, 05:14 PM
  #4  
Al1943
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Early 9-speed Campy derailleurs are not compatible with late 9-speed or 10-speed shifters because of a change in throw ratios that occurred in 2001. I don't know how to tell the differences though. Do you know the model year of your derailleurs?

Al
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