Expedition 2WD V8-5.4L (2009)
Fluid - Differential: Fluid Type Specifications
Differential Fluid Type
Ford Part Name .................................................................................................................................. Motorcraft SAE 75W-140 Synthetic Rear Axle Lube
Ford Part Number ....................................................................................................................................................................................... XY-75W140-QL
Ford Part Specification ............................................................................................................................................................................... WSL-M2C192-A
NOTE: Your vehicles rear axle is filled with a synthetic rear axle lubricant and is considered lubricated for life. These lubricants are not to be checked or
changed unless a leak is suspected, service is required or the axle has been submerged in water. The axle lubricant should be changed any time the axle
has been submerged in water.