System Specifications

DIFFERENTIAL FLUID

FRONT AXLE
4x4 vehicles 3.5 pints (1.8L)

REAR AXLE
8.8/9.75 inch axle 5.5 pints (2.6L)
10.25 inch axle 6.9 pints (3.3L)

NOTE: Service refill capacity is determined by filling the axle to 1/4-9/16 inch (6-14 mm) below the bottom of the filler hole with the vehicle on a level surface. Add 4 oz. (118 ml) of Additive Friction Modifier XL3 or equivalent meeting Ford specification EST-M2C118A, for complete fill of 8.8 inch and 9.75 inch Traction-Lok axles.

NOTE: Service refill capacity is determined by filling the axle to the bottom of the filler hole with the vehicle on a level surface. For 10.25 inch Traction-Lok axles, use 6.5 pints (3.1L) of Motorcraft SAE 75W-140 Synthetic Rear Axle Lubricant and 8 oz. (236 ml) of Additive Friction Modifier XL3 or equivalent meeting Ford Specification EST-M2C118-A.