System Specifications
| Capacity Fill no higher than 1/4 inch to 9/16 inch below fill plug. Add 4oz Additive/Friction modifier C8AZ-19B546-A or equivalent meeting Ford specification EST-M2C118-A for Traction Lok(R) axles. | With 7.5 Inch Ring Gear | 3.25 |
| With 8.8 Inch Ring Gear | 3.75 |