Ford Workshop Service and Repair Manuals

Fluid - Differential: Fluid Type Specifications

Front Differential

Motorcraft SAE 80W-90 Premium Rear Axle Lubricant
Ford Part Number ........................................................................................................................................................................................   XY-80W90-QL
Ford Specification ......................................................................................................................................................................................  WSP-M2C197-A

Rear Differential

Motorcraft SAE 75W-140 High Performance Synthetic Rear Axle Lubricant
Ford Part Number .......................................................................................................................................................................................  XY-75W140-QL
Ford Specification ......................................................................................................................................................................................  WSL-M2C192-A