FDL Pro - Series MC4 Parking rear disc brake kits with parking brake provide a complete solution for popular muscle car rear axles on applications where internal drum parking brake assemblies interfere with c - clip eliminator assemblies. Forged Billet Dynalite four piston calipers, MC4 Parking Brake calipers, two - piece hat and rotor assemblies, and high friction pads provide optimized and balanced braking for all types of off - road, competition, and other customized applications. FDL calipers can be optioned with a full range of finishes to reflect personalized style. Rotor choices provide options for high - tech show winning style, or heavy weight durability and cooling capacity for high heat competition.