F 150 Super Crew 2WD V8-5.4L Prop SOHC VIN Z (2003)
4. CAUTION: For Traction-Lok axles, first fill the rear axle with 118 ml (4 ounces) of specified Ford Additive Friction Modifier.
NOTE: Service refill capacities are determined by filling the rear axle with the specified lubricant to the specified level below the bottom of the
filler hole.
Fill the rear axle to the level shown with SAE 75W-140 High Performance Rear Axle Lubricant F1TZ-19580-B or equivalent meeting Ford
specification WSL-M2C192-A, and install the filler plug.
5. Lower the vehicle.