Rear Axle Flange Diameter : 5.501 In. Bolt Circle Diameter : 4.500 In. Wheel Pilot Diameter : 2.77 In. Brake Pilot Diameter : 2.835 In. Flange Offset : 2.480 In. Hub Pilot Diameter : 3.071 In. Hub Bolt Circle Diameter : 4.224 In. Bolt Size : 1/2- 20 Bolt Quantity : 5 Bolt Hole MET : M14X2 Bolt Hole qty : 4 ABS Sensor : N Number of Splines : 28