The ATI 6.78in aluminum crankshaft damper for 2009+ Dodge 5.7L and 6.4L Hemi truck applications is a three-ring damper with an 8-groove pulley and a 6% overdrive pulley ratio. Sized at 6.78 inches, it offers a lightweight replacement option for Hemi trucks that need the slightly smaller pulley diameter while preserving accessory drive characteristics and crank vibration control.
ATI Damper - 6.78in - Alum - 8 Grv - Dodge - 2009+ - 6 Percent OD - 5.7L / 6.4L Hemi Truck - 3 Ring