The ATI crankshaft damper is a steel 7.425-inch, three-ring unit made for Duramax diesel engines with a six-groove crank and external balancing, covering 2006–2010 LBZ and LMM models. It accommodates engines equipped with a reluctor wheel. This damper is intended for Duramax owners needing a direct-fit replacement that matches ext-balanced crankshafts and three-ring inertia characteristics.
ATI Damper - 7.425in - Steel - 6 Grv - Duramax - 06-10 - LBZ & LMM - Ext Bal - 3 Ring - Diesel