20 Inch Diameter x 9 Inch Width; 8 x 170 Millimeter/ 8 x 6.69 Inch Bolt Pattern; -12 Millimeter Offset; 4.53 Inch Backspacing; 60 Degree Conical Seat Lug; 129.00 Millimeter Center Bore; 8 Spoke; 1 Piece Cast Aluminum Construction; Chrome Plated; 3500 Pound Load Capacity; Compatible With TPMS (Tire Pressure Monitoring System); 40 Inch Max Tire Diameter; With RBP Logo Center Cap; Single