F 550 4WD Super Duty V10-6.8L VIN S (2000)
3. Remove the rear anti-lock brake sensor.
4. Remove the adjusting ring locks.
5. Loosen, but do not remove, the four bolts.
6. Relieve the bearing preload.
^Loosen each differential bearing adjusting ring.
7. Note: The differential bearing caps are match marked at the, factory.