Ford Mustang (1999-2004) Service Manual: Disassembly

1. Remove the differential assembly from the differential housing. For additional information, refer to Differential Case in this section.

2. Remove the bolts.

Differential Case and Ring Gear

3. CAUTION: Do not damage the threads in the bolt holes.

Insert a punch in the bolt holes and drive off the ring gear.

Differential Case and Ring Gear

4. Using the special tools, remove the differential bearings (4221), if necessary.

Differential Case and Ring Gear

5. Remove the bolt.

Differential Case and Ring Gear

6. Remove the differential pinion shaft (4211).

Differential Case and Ring Gear

7. Rotate and remove the differential pinion gears (4215) and differential pinion thrust washers (4230).

Differential Case and Ring Gear

8. Remove the differential side gears (4236) and the differential side gear thrust washers (4228).

Differential Case and Ring Gear

    Differential Case and Ring Gear
    Special Tool(s) 2-Jaw Puller 205-D072 (D97L-4221-A) or equivalent Installer, Differential Side Bearing 205-009 (T57L-4221-A1) Step Plate 205-D016 (D80L-630-5) or ...

    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 ...

    Other materials:

    Symptom Chart
    Condition Possible Sources Action Tires show excess wear on edge of tread Underinflated tires. Vehicle overloaded. High-speed cornering. Incorrect ride height. Incorrect wheel alignment. Incorrect tire ...

    Crankshaft - Connecting Rod Journal Taper, Out of Round
    1. Measure the crankshaft connecting rod journal diameters in two directions perpendicular to one another at each end of the connecting rod journal. The difference in the measurements from one end to the other is the taper. Verify measurement is within t ...

    Jacking
    WARNING: Never run the engine with one wheel off the ground, such as when changing a tire. The wheel still on the ground could cause the vehicle to move. CAUTION: The jack (17080) provided with the vehicle is intended to be used in an emergency for changing ...