This system features the monoblock 6-piston, 6S caliper mounted to a 14", 2 piece slot, drill, zinc plated rotor. The 6S caliper has D.O.T compliant dust and weather seals and uses the popular D1247 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 14" Extreme+ fits most 18" or larger wheels.Rotor Size/Type:14" 2-piecePiston Count:6 piston MonoblockPad Type:D1247 (also known as DR11)Minimum Wheel Size:18"Includes:Calipers, Rotor and hat assemblies, Brackets, Park brake assembly (No Cables), Stainless braided brake hoses & system hardware.