The D154 Pro Series rear disc conversion kit with integral parking brake provides high-tech styling for the street and rugged durability for the toughest off-road conditions. Experience big brake stopping power from 12.19″ diameter rotors and two-piston floating mount calipers for ultimate control with big wheel and tire packages. This kit covers the full range of non-ABS Dana 35 rear axles used over a wide range of Jeep models and feature bolt-on installation and full compatibility with the OE master cylinder output. The neatly hidden internal shoe system provides a clean installation with superior static holding power for parking. D154 rear caliper kits offer a complimentary match to vehicles using Wilwood D52 or D154 calipers on OE or aftermarket spindles. Optional caliper finishes and rotor designs enable the builder to personalize the style and optimize brake performance.