Rear Axle Flange Diameter : 6.750 In. Bolt Circle Diameter : 5.500 In. Wheel Pilot Diameter : 3.06 In. Brake Pilot Diameter : 3.230 In. Flange Offset : 2.234 In. Hub Pilot Diameter : 3.500 In. Hub Bolt Circle Diameter : 4.488 In. Bolt Size : M12X1.25 Bolt Quantity : 6 Bolt Hole MET : M12X1.75 Bolt Hole qty : 4 ABS Sensor : Y Number of Splines : 32