The ATI drive pulley is a 6-groove aluminum front pulley specified for the 2015+ Dodge Challenger Drag Pak application. It is offered as a direct-fit pulley sized and grooved for that Drag Pak setup and intended to work with belt-driven accessory systems matching the 6-grv configuration. Verify pulley diameter and groove count against your vehicle's Drag Pak specification to ensure correct fitment and belt alignment.
ATI Pulley - Drive - 6 Grv - AL - Front - 2015+ Dodge Challenger Drag Pak