13" C5 Corvette Brake Rotors & C7 high performance Corvette-style sealed bearing hubs. 13" slotted C5 brake rotors. Fits GM A Body 1964-1972 (Chevelle, Skylark, Cutlass 442, Pontiac GTO). This is the Premium Kit with Dual Piston Calipers, Drilled & Slotted Rotors & Steel Braid Brake Lines.