Ford 2003 Mustang Workshop Manual page 464

1. Adjust the special tool to zero.
2. Tighten the screw until the differential housing is spread to the specification.
3. Remove the special tools.
8. CAUTION: Mark the position and location of the differential bearing caps as the
arrows may not be visible. Always install the differential bearing caps in their identical
location and position.
Remove the differential bearing caps.
1. Remove the bolts.
2. Remove the differential bearing caps.
9. CAUTION: Use wood blocks to avoid damaging the differential housing.
Remove the differential assembly.
1. Position wood blocks at the top and bottom of the differential case (4204).
2. Pry the differential assembly and the differential bearing shims (4067) out of the
differential housing.
3. Remove the special tool.
10. CAUTION: Record the torque necessary to maintain rotation of the drive pinion gear