4x4 Brand New (Both) Front Wheel Hub and Bearing 5-Lug w/12mm Lugs Assembly w/ABS - [97-00 Expedition 4x4] {98-00 Navigator 4x4} Placement on Vehicle: Left, Right, Front ABS 5 Stud, 3 Mating Bolt Holes Requires 12mm stud bolts on 2000 Model Year 1 Year Warranty 4WD