Jeep Liberty KJ. Manual — part 286
DIFFERENTIAL BEARING PRELOAD CHECK
The final check on the differential assembly before
installing the axles, is torque to rotate pinion (1) and
differential combined with an inch pound torque
wrench (2). This will verify the correct differential bear-
ing preload.
Torque to rotate the differential and pinion is the
torque to rotate the pinion plus:
•
Gear Ratio 3.55 - 0.48-0.78 N·m (4.2-6.9 in. lbs.)
•
Gear Ratio 3.73 - 0.45-0.75 N·m (3.9-6.6 in. lbs.)
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FRONT AXLE - 186FIA
KJ
SPECIFICATIONS
FRONT AXLE - 186FIA
AXLE SPECIFICATIONS
DESCRIPTION
SPECIFICATION
Axle Ratio
3.55, 3.73
Ring Gear Diameter
186 mm (7.33 in.)
Ring Gear Backlash
0.12-0.20 mm (0.005-0.008 in.)
Pinion Bearing Preload
1.69-2.82 N·m (15-25 in. lbs.)
Differential Bearing Preload
Added To Pinion Torque To Rotate
Gear Ratio 3.55
0.48-0.78 N·m (4.2-6.9 in. lbs.)
Gear Ratio 3.73
0.45-0.75 N·m (3.9-6.6 in. lbs.)
Gear Ratio 4.10
0.41-0.69 N·m (3.6-6.0 in. lbs.)
TORQUE SPECIFICATIONS
DESCRIPTION
N·m
Ft. Lbs.
In. Lbs.
Ring Gear Bolts
108
80
-
Differential Bearing Cap Bolts
54-68
39-50
-
Drain Trough bolt
12
-
110
Differential Cover Bolts
19-26
14-19
-
Pinion Nut
217-352
160-260
-
Left Axle Bracket Bolts
61
45
-
Front Axle Bracket Bolts
61
45
-
Right Axle Bracket Bolts
88
65
-
Axle Brackets To Frame Bolts
88
65
-
KJ
FRONT AXLE - 186FIA
3 - 49
SPECIAL TOOLS
PULLER C-293-PA
ADAPTER C-293-39
ADAPTER C-293-42
PILOT STUD C-3288-B
DIAL INDICATOR C-3339
INSTALLER C-3716-A
HANDLE C-4171
REMOVER C-4307
INSTALLER C-4308
PULLER C-452
3 - 50
FRONT AXLE - 186FIA
KJ
INSTALLER D-146
REMOVER D-149
DUMMY BEARINGS D-348
PLUG SP-3289
SPREADER W-129-B
INSTALLER W-162-D
INSTALLER 6448A
PINION DEPTH SET 6774
SPANNER WRENCH 6958
ADAPTER KIT 6987B
KJ
FRONT AXLE - 186FIA
3 - 51
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