This system boasts a robust 6-piston, 6P caliper paired with a 13" two-piece slotted and drilled rotor, all coated in zinc plating for added durability. The 6P caliper is equipped with D.O.T compliant dust and weather seals, ensuring it stands up to the elements. Plus, it utilizes the popular D0731 pad type for reliable performance. The rotors come pre-assembled with high-grade NAS stainless hardware, making installation a breeze. You'll find all the necessary mounting brackets, stainless braided hoses, and hardware included in the package. The 13" Pro+ is designed to fit most wheels that are 17" or larger, making it a versatile choice for your ride. It's a perfect fit for the 1984-87 Chevy Corvette (C4).