3 - 46
TUBE, 181, AND 186 FBI AXLE
REMOVAL AND INSTALLATION (Continued)
(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.
(3) Install new ring gear bolts and alternately
tighten to 95–122 N·m (70–90 ft. lbs.) torque (Fig.
66).
(4) Install differential in axle housing and verify
gear mesh and contact pattern.
Fig. 66 Ring Gear Bolt Installation
1 – TORQUE WRENCH
2 – RING GEAR BOLT
3 – RING GEAR
4 – CASE
DISASSEMBLY AND ASSEMBLY
STANDARD DIFFERENTIAL
DISASSEMBLY
(1) Remove the ring gear.
(2) Using a suitable roll pin punch, drive out the
roll pin holding pinion gear mate shaft in the differ-
ential case (Fig. 67).
(3) Remove the pinion gear mate shaft from the
differential case and the pinion mate gears.
(4) Rotate differential side gears and remove the
pinion mate gears and thrust washers (Fig. 68).
(5) Remove the differential side gears and thrust
washers.
ASSEMBLY
(1) Install the differential side gears and thrust
washers.
Fig. 67 Mate Shaft Roll Pin Removal
1 – DRIFT
2 – LOCKPIN
3 – MATE SHAFT
Fig. 68 Pinion Mate Gear Removal
1 – THRUST WASHER
2 – SIDE GEAR
3 – PINION MATE GEAR
(2) Install the pinion mate gears and thrust wash-
ers.
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