Ford Mustang (1999-2004) Service Manual: Axle Assembly

Removal and Installation

1. CAUTION: The vehicle must be on level ground and at curb height.

Mark the rear shock absorbers relative to their protective sleeve.

  • During installation, raise the suspension to this reference mark before tightening the suspension fasteners.

Axle Assembly

2. Raise and support the vehicle.

3. Remove the rear wheel and tire assemblies.

4. CAUTION: Index-mark the driveshaft flange and pinion flange (4851) to maintain initial balance during installation.

CAUTION: The driveshaft centering socket yoke fits tightly on the pinion flange pilot. Never hammer on the driveshaft or any of its components to disconnect the yoke from the flange. Pry only in the area shown, with a suitable tool, to disconnect the yoke from the flange.

Disconnect and position the driveshaft out of the way.

Axle Assembly

 

Axle Assembly

5. NOTE: If necessary, use Rust Penetrant and Inhibitor F2AZ-19A501-A meeting Ford specification ESR-M99C56-A to loosen the sensor for removal.

Remove the rear anti-lock brake sensors from the rear disc brake adapters.

Axle Assembly

6. CAUTION: Index-mark the brake discs and the wheel studs prior to brake disc removal.

CAUTION: Do not allow the calipers to hang from the brake hoses.

Remove the rear brake discs.

Axle Assembly

7. CAUTION: Secure the differential housing (4010) to the jack with a suitable strap.

Support the differential housing with a suitable hi-lift jack.

Axle Assembly

8. Remove and discard the nuts and bolts retaining the shock absorbers to the axle.

Axle Assembly

9. Remove and discard the nuts and bolts retaining the upper suspension arm and bushings to the differential housing.

Axle Assembly

10. Lower the axle slightly, and remove the springs.

Axle Assembly

11. Remove and discard the nuts and bolts retaining the lower suspension arm and bushings to the axle.

Axle Assembly

12. Disconnect the lower suspension arm and bushings from the axle.

Axle Assembly

13. Remove the axle from the vehicle.

14. CAUTION: Align the index marks on the driveshaft centering socket yoke and the pinion flange.

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.

CAUTION: Raise the suspension to the reference marks on the rear shock absorbers before tightening the suspension fasteners.

NOTE: Apply High Temperature Nickel Anti-Sieze Lubricant F6AZ-9L494-AA meeting Ford specification ESE-M124A-A to the rear anti-lock brake sensor body where it will make contact when installed.

To install, reverse the removal procedure.

  • Refer to Section for rear suspension fastener tightening specifications.
  • Refer to Section for wheel nut tightening specification.
  • Check and, if necessary, fill the axle with the specified lubricant to the specified level. For additional information, refer to Specifications in this section.

Axle Assembly

    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 ...

    Other materials:

    Heated Window Grid Wire Repair
    Material Item Specification Dark Walnut Metallic Acrylic Lacquer Touch-up Paint ALBZ-19500-5858A or equivalent ESR-M2-P100- C Rear Window Defroster Repair D8AZ-19562-AA or equivalent WSB-M4J58-B 1. NOTE: A single break or an ...

    Transmission Description (Description and Operation)
    The 4R70W has the following features: Wide ratio gears Four speeds Rear wheel drive Automatic Electronic shift Torque converter clutch control Line pressure controls The transmission uses Ravigneaux-style double-pinion gearset with ...

    Piston
    Material Item Specification Super Premium SAE 5W-20 Motor Oil XO-5W20-QSP or equivalent WSS-M2C153- H Disassembly 1. Press the piston pin out of the connecting rod and piston assembly. 2. Remove the connecting rod from the piston. 3. ...