Check the listing for details. Pair 4WD Locking Hub Manual 4x4 For 1999 2000-04 Ford F250 350 450 Super Duty. Color: Black, Condition: New. Listed at 52.99 USD. 4WD Locking Hub Manual For Ford F250 350 450 Super Duty 1999 2000-04 4x4 pair Description:Manual Locking Hubs Fit 4WD (Four Wheel Drive) Models Only!!!The 4WD manual locking hub is located on the for Ford F150 Pickup, for Ford Expedition, for Lincoln Mark LT, or for Lincoln Navigator drivers front wheel hubs.These hubs are connected to the axle and control the way energy is transmitted from the axle to the front wheels of the truck or SUV.If your 4x4 system is not working properly, this may be caused by actuator failure.Our manual lock hub directly replaces for Fords right front (passengers side) and left front (drivers side) actuators.Restored with a new lock hub 4x4 system functions.Manufactured with precision to meet standards; Easy installation.High quality & Fast Shipping & Shipped From USAFully TestedParts Number:6002041C3Z3B396DAFitment:Ford Excursion 2001-2005Ford Expedition 2001-2002Ford F250/F350/F450/F550 Super Duty 1999-2004Ford Lincoln Navigator 2001-2002Package Including:2x Locking HubPlease Note:Communication is the best way to solve the problem. If you have any problems after purchasing, please contact us in time, before opening return or case.