Differential Seals
WARNING: This page is about a different car, the 2007 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.
For information on differential seals, refer to REAR DRIVE AXLE/DIFFERENTIAL - FORD 7.5-INCH RING GEAR article, REAR DRIVE AXLE/DIFFERENTIAL - FORD 8.8-INCH RING GEAR article or REAR DRIVE AXLE/DIFFERENTIAL - FORD 8.8-INCH RING GEAR HIGH TORQUE article for the rear axle, or FRONT DRIVE AXLE/DIFFERENTIAL - DANA 35 article for the front axle.