Mustang Upper Ball Joint 4-Bolt (1965-1973) Installation Instructions

Tools Required:
  • 3/4, 5/8, 9/16-inch Wrenches
  • Hammer
  • Pitman Puller
  • Screw Drivers (various)
  • Pliers
  • Grease
  • Jack
Install Difficulty:
  • Moderate
  • Moderate Project
1. To start the installation of your new Mustang upper ball joint, jack up the car and place jack stands under the frame. Remove the front wheels for more visibility.
Mustang Upper Ball Joint Install Image
2. Remove the screw and bushing, then remove the Mustang sway bar with a 9/16-inch socket. Remove the two screws on the strut bar on the lower control arm.
Mustang Upper Ball Joint Install Image
3. Remove the pin on the upper ball joint, then unscrew the nut, but don't remove it completely. Use a pitman puller arm to remove the spindle assembly attached to the Mustang ball joint.
Mustang Upper Ball Joint Install Image
4. If the old upper ball joint is assembly is attached with rivets, you need to cut each of the rivets.
Mustang Upper Ball Joint Install Image
Mustang Upper Ball Joint Install Image
5. When your old upper ball joint is removed, install the new with the four bolts and washer.
Mustang Upper Ball Joint Install Image
Mustang Upper Ball Joint Install Image
6. Install the spindle and add the new bolt on the new Mustang ball joint, secure by the new pin.
Mustang Upper Ball Joint Install Image
7. Reinstall the strut rod and the sway bar screws onto the Mustang lower control arm.
Mustang Upper Ball Joint Install Image
8. Repeat the same steps for the other side.
Mustang Upper Ball Joint Install Image
9. Put the wheel back on. Lower the car and take the car to get an alignment before ride anywhere else. Enjoy your new Mustang upper ball joint.