Brake System - Dynalite Big Brake - Front - 4 Piston Caliper - 12.19 in Drilled / Slotted Iron Rotor - Aluminum - Black Powder Coat - GM A-Body / F-Body / X-Body 1970-78 - Kit Brand -WILWOOD MPN 140-8582-D Note: Truck Freight NO Canada Restrctions- NO