Front Axle Flange Diameter: 5.708 In. Bolt Circle Diameter: 4.5 In. Wheel Pilot Diameter: 2.511 In. Brake Pilot Diameter: 2.535 In. Flange Offset: 2.007 In. Hub Pilot Diameter: 3.94 In. Hub Bolt Circle Diameter: 4.748 In. Bolt Size: 1/2-20 Bolt Quantity: 5 Bolt Hole MET: M12X1.75 Bolt Hole qty: 3 Flange Shape: MODIFIED TRIANGLE ABS Sensor: No Number of Splines: 26