Jeep Liberty KJ. Manual — part 290
INSTALLATION
NOTE: If differential bearings or differential case
are replaced, Refer to adjustments fore Differential
Bearing Preload and Gear Backlash procedures.
1. Position Spreader W-129-B on differential location
holes and install safety hold-down clamps. Tighten
spreader turnbuckle finger-tight.
2. Install Pilot Stud C-3288-B to the left side of the
differential housing. Attach Dial Indicator C-3339 to
pilot stud. Load indicator plunger against the oppo-
site side of the housing and zero the indicator.
3. Spread housing while measuring the distance with
the dial indicator.
CAUTION: Never spread the differential housing
over 0.34 mm (0.013 in). Failure to follow these
instructions will damage the housing.
4. Remove dial indicator.
5. Install differential case in the housing. Tap differen-
tial case to seat bearings cups and preload shims
in housing.
6. Install bearing caps and loosely install bolts.
7. Loosen turnbuckle (4) remove safety clamp (2) and
remove spreader (3).
8. Tighten bearing cap bolts in a criss-cross pattern to
54-68 N·m (39-50 ft. lbs.).
9. Install right axle shaft.
10. Install differential housing cover.
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FRONT AXLE - 186FIA
KJ
BEARING-DIFFERENTIAL CASE
REMOVAL
1. Remove differential from the housing.
2. Remove bearings (3) from the differential case (4)
with Puller/Press C-293-PA (1), Adapters C-293-39
(2) and Plug SP-3289 (5).
INSTALLATION
1. Install differential case (2) bearings (3) with Installer
C-3716-A (4) and Handle C-4171(1).
2. Install differential into the housing.
KJ
FRONT AXLE - 186FIA
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GEAR-PINION/RING
REMOVAL
NOTE: The ring gear and pinion are serviced as a
matched set. Never replace ring gear without
replacing the matched pinion gear.
1. Remove differential from axle housing.
2. Place differential case (1) in a vise with soft jaws.
3. Remove bolts holding ring gear to differential case.
4. Driver ring gear (2) off the differential case (1) with
a dead-blow hammer (3).
5. With Spanner Wrench 6958 (1) and a short length
of 1 in. pipe, hold pinion companion flange (2) and
remove pinion nut.
6. Remove pinion companion flange from pinion shaft
with Spanner Wrench 6958 (1) and Puller C-452
(2).
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FRONT AXLE - 186FIA
KJ
7. Remove pinion gear from housing with dead-blow
hammer (1).
.
8. Remove front pinion bearing cup, bearing, oil
slinger and pinion seal with Remover D-149 (1)
and Handle C-4171 (2).
KJ
FRONT AXLE - 186FIA
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