System Specifications

Ford 7.5-Inch Ring Gear
High Performance SAE 75W-140 Rear Axle Lubricant F1TZ-19580-B WSL-M2C192-A
Capacity 3.2 pints

Ford 8.8-Inch Ring Gear and 8.8-Inch Ring Gear IRS
High Performance SAE 75W-140 Rear Axle Lubricant F1TZ-19580-B WSL-M2C192-A
Capacity 4.25 pints

Additive Friction Modifier XL-3 C8AZ-19B546-A EST-M2C118-A
Capacity 4.0 oz.(only required for Traction-Loc Diff.)