2023 Ford Expedition Owner’s Manual — Rear Axle Fluid Capacity and Specification
Capacities and Specifications
Use fluid that meets the defined specification and viscosity grade.
If you do not use fluid that meets the defined specification and viscosity grade, it could result in:
- Component damage that your vehicle warranty does not cover.
- Reduced vehicle performance.
Rear Axle - 8.8
Capacities
| Variant | Quantity |
|---|---|
| All. | 2.5 qt (2.4 L) |
Materials
| Name | Specification |
|---|---|
| Motorcraft® SAE 75W-85 Premium Synthetic Hypoid Gear Lubricant XY-75W85-QL |
WSS-M2C942-A |
Rear Axle - 9.75 without Limited-Slip
Capacities
| Variant | Quantity |
|---|---|
| All. | 2.5 qt (2.4 L)1 |
Materials
| Name | Specification |
|---|---|
| Motorcraft® SAE 75W-85 Premium Synthetic Hypoid Gear Lubricant XY-75W85-QL |
WSS-M2C942-A |
Rear Axle - 9.75 with Limited-Slip
Capacities
| Variant | Quantity |
|---|---|
| All. | 2.4 qt (2.3 L)1 |
1For complete refill of limited slip axles, add 4 fl oz. (118 ml) of Additive Friction Modifier XL-3 or equivalent, meeting specification EST-M2C118-A. Include this friction modifier in the total lube volume of 2.4 qt (2.3 L).
Materials
| Name | Specification |
|---|---|
| Motorcraft® Additive Friction Modifier XL-3 |
EST-M2C118-A |
| Motorcraft® SAE 75W-85 Premium Synthetic Hypoid Gear Lubricant XY-75W85-QL |
WSS-M2C942-A |
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