515050 Wheel Hub Bearing 1L24-1104AC 515050 FOR FORD LINCOLN Front Axle Flange Diameter: 6.3 In. Bolt Circle Diameter: 4.5 In. Wheel Pilot Diameter: 2.8 In. Brake Pilot Diameter: 3.2 In. Flange Offset: 1.9 In. Hub Pilot Diameter: 3.3 In. Hub Bolt Circle Diameter: 4.2 In. Bolt Quantity: 5 Bolt Hole qty: 3 ABS Sensor: Yes Number of Splines: 27 Ford Explorer 2002-2005 Except Sport & Sport Trac Lincoln Aviator 2003-200