Ford Mustang (1999-2004) Service Manual: Final assembly
23. Install the differential assembly in the differential housing. For additional information, refer to Differential Case in this section.
24. CAUTION: Align the index marks.
CAUTION: Install the driveshaft with new bolts. If new bolts are not available, apply Threadlock and Sealer EOAZ-19554-AA or equivalent meeting Ford specification WSKM2G351- A5 to the threads of the original bolts.
CAUTION: The driveshaft centering socket yoke fits tightly on the pinion flange pilot. To make sure that the yoke seats squarely on the flange, tighten the bolts evenly in a cross pattern as shown.
Connect the driveshaft.

25. Lower the vehicle.
Installation
Using special tool 205-024
NOTE: This is the preferred method for installing the pinion bearing
cups. If necessary, proceed to
Using special tools 205-153, 205-024, 205-231, and 205-D055 in this proc ...
Differential Case
Special Tool(s)
2-Jaw Puller
205-D072 (D97L-4221-A) or
equivalent
Dial Indicator Gauge with
Holding Fixture
100-002 (TOOL-4201-C) or
equivalent
Gauge, Clutch Hou ...
Other materials:
Inspection and Verification
1. Verify the customer concern by operating the engine to duplicate the
condition.
2. Visually inspect for obvious signs of mechanical damage. Refer to the
following chart.
Visual Inspection Chart
Mechanical
Engine coolant leaks
...
Cable Adjustment
1. NOTE: Make sure that the range selector lever is tight
against the rearward overdrive stop.
Place the transmission range selector lever in the overdrive
position.
2. Raise and support the vehicle. For additional information, refer
to Section.
...
Drive Pinion Flange and Drive Pinion Seal
Special Tool(s)
2-Jaw Puller
205-D072 (D97L-4221-A) or
equivalent
Holding Fixture, Drive Pinion
Flange
205-126 (T78P-4851-A)
Installer, Drive Pinion Flange
205-002 (TOOL-4858-E) or
equivalent
...
