Rear Axle Flange Diameter: 5.51 In. Bolt Circle Diameter: 4.50 In. Wheel Pilot Diameter: 2.81 In. Brake Pilot Diameter: 2.83 In. Flange Offset: 1.89 In. Hub Pilot Diameter: 3.39 In. Hub Bolt Circle Diameter: 4.4 In. Bolt Size: M12X1.5 Bolt Quantity: 5 Bolt Hole qty: 4 ABS Sensor: No Number of Splines: N/A