Front Axle Flange Diameter: 8.420 In. Bolt Circle Diameter: 6.500 In. Wheel Pilot Diameter: 4.770 In. Brake Pilot Diameter: 4.770 In. Flange Offset: 2.965 In. Hub Pilot Diameter: 4.484 In. Hub Bolt Circle Diameter: 3.8 In. Bolt Size: 9/16x18 Bolt Quantity: 8 Bolt Hole MET: M14X1.5 Bolt Hole qty: 4 Flange Shape: MODIFIED CIRCLE ABS Sensor: Has ABS with Integral Sensor Number of Splines: 33