Ford Mustang (1999-2004) Service Manual: Rear Drive Axle/Differential - Ford 8.8-Inch Ring Gear
General Specifications

Torque Specifications
| Description | Nm | lb-ft | lb-in |
| Bolt retaining the differential pinion shaft to the differential case | 30 | 22 | - |
| Bolt retaining the driveshaft yoke to the pinion flange | 112 | 83 | - |
| Bolt retaining the differential housing cover to the differential housing | 44 | 32 | - |
| Oil filler plug | 30 | 22 | - |
| Pinion bearing preload (used pinion bearings) | 0.9-1.5 | - | 8-14 |
| Pinion bearing preload (new pinion bearings) | 1.8-3.3 | - | 16-29 |
| Adapter for 205-S127 | 2.2 | - | 20 |
| Bolt retaining the bearing cap to the differential case | 105 | 77 | - |
| Bolt retaining the ring gear to the differential case | 106 | 77 | - |
- Rear Drive Axle and Differential
- Rear Wheel Bearing and Axle Shaft Oil Seal
- Drive Pinion
- Differential Case
- Axle Housing
- Differential Case and Ring Gear - Conventional
- Differential Case and Ring Gear - Traction-Lok
Assembly
1. Lubricate the differential side gear thrust washers and the differential
side gear journals, and
assemble the washers to the gears.
Use SAE 80W-90 Premium Rear Axle Lubricant XY-80W90-QL or equi ...
Rear Drive Axle and Differential
The axle housing assembly consists of a cast center section with two
steel tube assemblies and
a stamped differential housing cover (4033). The differential housing cover
uses sili ...
Other materials:
Symptom Charts
Symptom Chart - Air Leak and Wind Noise
Condition
Possible Sources
Action
Air leak around
door perimeter
Loose fit seal.
Seal installed
incorrectly.
Door misaligned.
Scuff plate installed
incor ...
Disassembly
1. Remove the differential assembly from the differential housing. For
additional information, refer
to Differential Case in this section.
2. Remove the bolts.
3. CAUTION: Do not damage the threads in the bolt holes.
Insert a punch in the bolt holes and d ...
Pinpoint Tests - OSC Equipped Vehicles
Special Tool(s)
Breakout Box, EEC-V Control
System
418-049 (T94L-50-EEC-V) or
equivalent
MLP-TR Cable
418-F107 (007-00111) or
equivalent
Worldwide Diagnostic System
(WDS)
418-F224
New Generation STAR (NGS)
T ...
