System Specifications

REAR DIFFERENTIAL FLUID

Ford Part Name
- Motorcraft SAE 80W-90 Premium Rear Axle Lubricant

Ford Part Number
- XY-80W90-QL

Ford Specification
- WSP-M2C197-A

Limousine

Ford Part Name
- Motorcraft SAE 75W-140 Synthetic Rear Axle Lubricant

Ford Part Number
- XY-75W140-QL

Ford Specification
- WSL-M2C192-A

FRICTION MODIFIER

Ford Part Name
- Additive Friction Modifier

Ford Part Number
- XL-3

Ford Specification
- EST-M2C118-A