Fluid - Differential

Limited Slip axle M60 (M248) E350 with 4.10 axle ratio
Ford Part Name SAE 75W-140 Synthetic Rear Axle Lubricant
Ford Part Number XY-75W140-QL
Ford Specification WSL-M2C192-A

Dana Limited Slip Axle M60 (M248) E250/E350
Ford Part Name SAE 90 Hypoid Gear Oil
Ford Part Number XY-90-GL
Ford Specification ESW-M2C105-E

Dana Limited Slip Axle M70FF (M267FF) E350
Ford Part Name SAE 90 Hypoid Gear Oil
Ford Part Number XY-90-GL
Ford Specification ESW-M2C105-E

Dana Limited Slip Axle M70HD (M273HD) E450
Ford Part Name SAE 90 Hypoid Gear Oil
Ford Part Number XY-90-GL
Ford Specification ESW-M2C105-E

Dana Conventional Axle M60 (M248) E350 with 4.10 axle ratio
Ford Part Name SAE 75W-140 Synthetic Rear Axle Lubricant*
Ford Part Number XY-75W140-QL
Ford Part Specification WSL-M2C192-A

Dana Conventional Axle M60 (M248) E150/E350
Ford Part Name SAE 80W-90 Premium Rear Axle Lubricant
Ford Part Number XY-80W90-QL
Ford Part Specification WSP-M2C197-A

Dana Conventional Axle M70FF (M267FF) E350
Ford Part Name SAE 80W-90 Premium Rear Axle Lubricant
Ford Part Number XY-80W90-QL
Ford Part Specification WSP-M2C197-A

Dana Conventional Axle M70HD (M273HD) E450
Ford Part Name SAE 80W-90 Premium Rear Axle Lubricant
Ford Part Number XY-80W90-QL
Ford Part Specification WSP-M2C197-A

*Note: If you vehicle's rear axle is filled with a synthetic rear axle lubricant it is considered lubricant for life. These lubricants do not to be checked or changed unless a leak is suspected, service is required or the axle assembly has been submerged in water. The axle lubricant should be changed any time the rear axle has been submerged.