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      01-22-2019, 03:34 PM   #17
2bits
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Drives: 09 M3 e90
Join Date: Sep 2009
Location: Seattle

iTrader: (1)

Do any of the rotors rub on the brake pads when you spin them? I had this problem and tracked it down to one rotor that wasn’t seating perfectly on the hub. The harmonic vibration could only really be felt at ~70mph.
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