System Specifications
Front Differential Fluid Capacity
Ford 8.8 Inch Ring 3.6 pints (1.7 liters)
0.38 in (9.56mm) below bottom if differential housing fill hole.
Rear Differential Fluid Capacity
Ford 9.75 Inch
Ribbed Cover
Conventional 4.25 pints
(0.9 in [23mm] below fill hole)
Traction-Loc 4.25 + 4oz Friction Modifier *
(0.9 in [23mm] below fill hole)
Smooth Cover
Conventional 4.25 pints
(0.9 in [23mm] below fill hole)
Traction-Loc 4.25 + 4oz Friction Modifier *
(0.9 in [23mm] below fill hole)
* Install Friction Modifier in axle before installing lubricant.