F 250 4WD Super Duty V8-6.4L DSL Turbo (2008)
Fluid - Differential: Fluid Type Specifications
Differential Fluid Type
FRONT AXLE LUBRICANT SPECIFICATIONS
Motorcraft SAE 80W-90 Premium Rear Axle Lubricant
Ford Part Number ......................................................................................................................................................................................... XY-80W90-QL
Ford Specification ...................................................................................................................................................................................... WSP-M2C197-A
REAR AXLE LUBRICANT SPECIFICATIONS
Ford 10.50 Inch Axle
Motorcraft SAE 75W-140 Synthetic Rear Axle Lubricant
Ford Part Number ....................................................................................................................................................................................... XY-75W140_QL
Ford Specification ...................................................................................................................................................................................... WSL-M2C192-A
DANA 80
Motorcraft SAE 75W-90 Synthetic Axle Lubricant
Ford Part Number ....................................................................................................................................................................................... XT-75W90-QLS
Ford Specification ............................................................................................................................................................. DANA ES-PM-M2013 and GL-5
DANA S110/S130
Motorcraft SAE 75W-140 Synthetic Rear Axle Lubricant
Ford Part Number ....................................................................................................................................................................................... XY-75W140-QL
Ford Specification ...................................................................................................................................................................................... WSL-M2C192-A
NOTE: Add 8 oz. (236 ml) of Additive Friction Modifier XL-3 or equivalent meeting Ford Specification EST-M2C118-A for complete refill of limited
slip Ford axles. Ford design rear axles contain a synthetic lubricant that does not require changing unless the axle has been submerged in water.