Section 249 (Front Drive Axle/Differential): Specifications
WARNING: This page is about a different car, the 2003 Lincoln Navigator and 2003 Ford Expedition. However, it is still accessible from the selected car via links, so may be relevant.
GENERAL SPECIFICATIONS
| Item | Specification |
|---|---|
| Lubricants and Sealants | |
| Motorcraft SAE 75W-90 Premium 4x4 Front Axle Lubricant XY-75W90-TQL | WSP-M2C201-A |
| Premium Long Life Grease XG-1-C | ESA-M1C75-B |
| Silicone Gasket and Sealant F7AZ-19554-EA | WSE-M4G323-A4 |
| Threadlock® and Sealer EOAZ-19554-AA | WSK-M2G351-A5 |
| Lubricant Fill Level Checks | |
| Front axle L (pints) | 1.70 (3.6) |
| Lubricant level | 9.56 mm (0.38 in) below bottom of differential housing cover fill hole |
| Backlash Specifications | |
| Ring gear backlash | 0.254-0.305 mm (0.010-0.012 in) |
| Ring gear maximum backlash between teeth | 0.101 mm (0.004 in) |
| Rotational Torque Ranges | |
| Pinion bearing torque preload (used pinion bearing) | 0.9-1.5 Nm 8-14 Lb-In |
| Pinion bearing torque preload (new pinion bearing) | 1.8-3.3 Nm 16-29 Lb-In |
| Clearance Specifications | |
| Maximum differential housing spread | 0.762 mm (0.030 in) |
| Differential case maximum runout | 0.076 mm (0.003 in) |
| Front axle isolator gap | 1.93 mm (0.076 in) |
| Housing spreader adapter thread engagement | 12.5 mm (0.500 in) |