Product Specifications Rotor Compatibility Rotor Width(In): 1.25 Maximum Rotor Width(In): 1.28 Minimum Rotor Width(In): 1.1 Maximum Rotor Diameter(In): 15 Minimum Rotor Diameter(In): 12.19 Brake Pad Specifications Brake Pad Type 1: 6617 Brake Pad Type 2: Brake Pad Type 3: Total Pad Area (in²): 11 Total Pad Volume (in³): 5.2 Piston Specifications Piston 1 Bore(In): 1.62 Piston 2 Bore(In): 1.38 Piston 3 Bore(In): Total Piston Area (in²): 3.56 Mounting Specifications Mount Type: Radial Mount Side: Right Hand Mount Center(In): 7.09 Mount Hole Size(In): 0.45 Mount Height(In): 2.09 Inlet Thread Size: 1/8-27 NPT