Front Axle - 181FBI

NOTE: The ring gear and pinion are serviced as a matched set. Do not replace the ring gear without replacing the pinion.


REMOVAL
1. Remove differential from axle housing.

Fig. 49:

2. Place differential case in a suitable vise with soft metal jaw protectors (Fig. 49).
3. Remove bolts holding ring gear to differential case.
4. Using a soft hammer, drive ring gear from differential case (Fig. 49).


INSTALLATION

CAUTION: Do not reuse the bolts that held the ring gear to the differential case. The bolts can fracture causing extensive damage.

1. Invert the differential case and start two ring gear bolts. This will provide case-to-ring gear bolt hole alignment.
2. Invert the differential case in the vise.

Fig. 50:

3. Install new ring gear bolts and alternately tighten to 95 - 122 Nm (70 - 90 ft. lbs.) torque (Fig. 50).
4. Install differential in axle housing and verify gear mesh and contact pattern.