Thread: Changing up to a 30.42.52 Chainset from a 28.38.48 - a good idea?
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Old 05-29-10 | 01:01 PM
  #9  
qmsdc15
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Bikes: rockhopper, delta V, cannondale H300, Marin Mill Valley

You might need to change bottom bracket for one with a longer spindle, if the larger rings rub the frame with your current BB. Your front deraileur should work fine.
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