Expedition 2WD V8-281 4.6L SOHC (1998)
Fluid - Differential: Fluid Type Specifications
Rear Axle Fluid
Ford Part Number ....................................................................................................................... Motorcraft SAE 75W140 Synthetic Rear Axle Lubricant
Note: Your vehicles rear axle is equipped with synthetic rear axle lubricant. Rear axles containing synthetic lubricant are lubricated for life. These
lubricants are not to be checked or changed unless a leak is suspected, service required or the axle has been submerged in water. The axle lubricant
should be changed any time the axle has been submerged in water. Add 118 ml (4 oz.) of additive friction modifier C8AZ-19B546-A, Ford specification
EST-M2C118-A whenever the fluid is changed.
Service refill capacities are determined by filling the rear axle 6 mm to 14 mm (1/4 inch to 9/16 inch) below the bottom of the filler hole.