The ATI rear drive pulley is an aluminum pulley specified for the Toyota Supra with a 5.29" outside diameter and a 6-groove profile. It is offered as a direct-fit rear pulley sized to the Subaru/Toyota Supra accessory drive configuration where a 6-grv, 5.29" OD pulley is required. Check pulley size and groove compatibility against your Supra's accessory belt routing to ensure proper fitment.
ATI Pulley - Drive - 6 Grv - AL - Rear - Toyota Supra - 5.29 Od