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.

3. CAUTION: Do not damage the threads in the bolt holes.
Insert a punch in the bolt holes and drive off the ring gear.

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

5. Remove the bolt.

6. Remove the differential pinion shaft (4211).

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

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

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 ...
