Wilwood's GP320 Sprint Left Front Brake kit offers increased braking torque and thermal performance of the GP320 4 piston calipers. A definitive increase in braking and durability over traditional aluminum or steel rotor systems. Mounts are included for standard Sprint spindle to match the included 10.50 x 0.19” Super Alloy rotor. Also includes W, lightweight aluminum dynamic mount 3-pin rotor adapter and T-nut hardware kit.