Ford Mustang (1999-2004) Service Manual: 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 equivalent meeting Ford specification WSP-M2C197-A.

Differential Case and Ring Gear

2. Lubricate the differential pinion thrust washers and the differential pinion gears, and assemble the washers to the gears.

  • Use SAE 80W-90 Premium Rear Axle Lubricant XY-80W90-QL or equivalent meeting Ford specification WSP-M2C197-A.

Differential Case and Ring Gear

3. Position the differential side gear and thrust washer assemblies in the differential case.

Differential Case and Ring Gear

4. Engage the differential pinion gears with the differential side gears and rotate the pinion gears to align with the differential pinion shaft bore.

Differential Case and Ring Gear

5. Insert the differential pinion shaft.

  • Align the hole in the differential pinion shaft with the hole in the differential case.

Differential Case and Ring Gear

6. NOTE: If a new bolt is unavailable, coat the original bolt threads with Threadlock and Sealer EOAZ-19554-AA or equivalent meeting Ford specifications WSK-M2G351-A5 prior to installation.

Install a new bolt finger-tight.

Differential Case and Ring Gear

7. Using the special tool, install the new differential bearings, if removed.

Differential Case and Ring Gear

8. Position the ring gear and the differential case. Align the bolt holes by starting two bolts through the holes in the differential case and the ring gear. Press the ring gear on the differential case.

Differential Case and Ring Gear

9. Install the bolts.

  • Apply Stud and Bearing Mount EOAZ-19554-BA or equivalent meeting Ford specification WSK-M2G349-A1 to the bolt threads.

Differential Case and Ring Gear

10. Install the differential case. For additional information, refer to Differential Case in this section.

 

    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 thread ...

    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 t ...

    Other materials:

    Rear Drive Axle/Differential - Ford 8.8-Inch IRS
    General Specifications Torque Specifications a: Use Stud and Bearing Mount EOAZ-19554-BA or equivalent meeting Ford specification WSKM2G349- A1. b: With pinion flange yoke seal. ...

    Shift Patterns
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    Generator - 4.6L 4V
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