This system features the 6P 6-piston caliper mounted to a 13", 2 piece slot, drill, zinc plated rotor. The 6P caliper has D.O.T compliant dust and weather seals and uses the popular D0731 pad type. Rotors are pre-assembled with NAS high grade stainless hardware. Baer's unique backing plate not only acts as a caliper mount, but also houses a modern 1-piece park brake shoe assembly. Stainless braided hoses are also included. The 13" Pro+ fits most 17" or larger wheels.Rotor Size/Type:13" 2-piecePiston Count:6 pistonPad Type:Corvette C5/C6 Front pads (#D0731)Minimum Wheel Size:17"Includes:Calipers, Rotor and hat assemblies, Brackets, Park brake assembly (No Cables), Stainless braided brake hoses & system hardware.