Rotor Compatibility Rotor Width(In): 1.04 Maximum Rotor Width(In): 1.04 Minimum Rotor Width(In): 0.81 Maximum Rotor Diameter(In): 12.19 Minimum Rotor Diameter(In): 11 Brake Pad Specifications Brake Pad Type 1: D154 Brake Pad Type 2: Brake Pad Type 3: Total Pad Area (in²): 8.7 Total Pad Volume (in³): 2.9 Piston Specifications Piston 1 Bore(In): 2 Piston 2 Bore(In): Piston 3 Bore(In): Total Piston Area (in²): 3.14 Mounting Specifications Mount Type: Floating Mount Side: Universal Mount Center(In): 5.46 Mount Hole Size(In): 0.69 Mount Height(In): 0.37 Inlet Thread Size: 1/8-27 NPT