Page 341 of 6020

FRONT SUSPENSION 3C-21
5. Remove link nut.
6. Remove upper ball joint by using remover 5-8840- 2017-0.
CAUTION: Be careful not to damage the ball joint
boot.
P1010005
7. Remove upper control arm nut.
8. Remove upper control arm bolt.
9. Remove upper ball joint bolt and nut.
10. Remove upper ball joint.
11. Remove upper control arm assembly.
12. Remove bushing.
Inspection and Repair
Make necessary parts replacement if wear, damage,
corrosion or any other abnormal conditions are found
during inspection.
Check the following parts:
• Upper control arm
• Bushing
Installation
1. Install bushing by using installer 5-8840-0257-0
and 5-8840-2327-0.
P1010062
2. Install upper ball joint and tighten it to the specified
torque.
Torque: 31 N ⋅
⋅⋅
⋅
m (3.2 kgf ⋅
⋅⋅
⋅
m/23 lb ⋅ft)
3. Install nut and cotter pin then tighten the nut to the specified torque, with just enough additional torque
to align cotter pin holes. Install new cotter pin.
Torque: 98 N ⋅
⋅⋅
⋅
m (10.0 kgf ⋅
⋅⋅
⋅
m/72 lb ⋅ft)
4. Install upper control arm assembly.
5. Install upper control arm bolt and nut.
NOTE: Apply oil to the thread.
NOTE: Tighten the bolt with the parts in the position
shown in the illustration below.
Buffer clearance: 25.9 mm (1.02 in)
Torque: 137 N ⋅
⋅⋅
⋅
m (14.0 kgf ⋅
⋅⋅
⋅
m/101 lb ⋅ft)
RTW 53ASH000201
6. Install brake fluid hose nut.
7. Install speed sensor harness nut.
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ISUZU KB P190 2007
Page 343 of 6020

FRONT SUSPENSION 3C-23
4. Support lower control arm with a jack.
5. Remove the link nut.
6. Remove the nut and cotter pin.
7. Remove the shock absorber lower end from the lower control arm.
8. Remove the lower ball joint from the lower control arm.
9. Remove lower control arm nut and cam plate.
10. Remove cam bolt.
11. Remove lower control arm.
12. Remove bushing.
Inspection and Repair
Make the necessary adjustments or parts replacement
if wear, damage, corrosion or any other abnormal
condition is found during inspection.
Check the following parts:
• Lower control arm
• Bushing
Installation
1. Install rear bushing by using installer 5-8840-
0257-0 and 5-8840-2327-0.
P1010063
2. Install lower control arm.
3. Install cam bolt.
4. Install lower ball joint and tighten it to the specified torque.
Torque: 127 N ⋅
⋅⋅
⋅
m (13.0 kgf ⋅
⋅⋅
⋅
m/94 lb ⋅ft)
5. Install shock absorber and tighten it to the specified torque.
NOTE: Apply oil to the thread.
NOTE: Tighten the lower control arm nut with the parts
in the position shown in the illustration below.
Torque: 137 N ⋅
⋅⋅
⋅
m (14.0 kgf ⋅
⋅⋅
⋅
m/101 lb ⋅ft)
RTW 53ASH000201
6. Install stabilizer link and tighten it to the specified
torque.
Torque: 50 N ⋅
⋅⋅
⋅
m (5.1 kgf ⋅
⋅⋅
⋅
m/37 lb ⋅
⋅⋅
⋅
ft)
7. Install lower control arm nut and cam plate and tighten lower link nut finger-tight.
NOTE: Apply oil to the thread.
NOTE: Tighten the lower control arm nut with the parts
in the position shown in the illustration below.
Buffer clearance: 25.9 mm (1.02 in)
Torque: 186 N ⋅
⋅⋅
⋅
m (19.0 kgf ⋅
⋅⋅
⋅
m/137 lb ⋅
⋅⋅
⋅
ft)
RTW 53ASH000201
8. Install nut and cotter pin then tighten the nut to the
specified torque, with just enough additional torque
to align cotter pin holes. Install new cotter pin.
Torque: 147 N ⋅
⋅⋅
⋅
m (15.0 kgf ⋅
⋅⋅
⋅
m/108 lb ⋅ft)
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ISUZU KB P190 2007
Page 358 of 6020
FRONT SUSPENSION 3C-37
Knuckle
Knuckle and Associated Parts
RUW 63CLF000101
Legend
(1) Torsion Bar
(2) Nut and Cotter Pin, Lower Ball Joint
(3) Back Plate
(4) Nut and Cotter Pin, Upper Ball Joint
(5) Nut and Cotter Pin, Tie-rod End
(6) Knuckle Assembly
(7) Knuckle
(8) Needle Bearing (4 ×4 Model Only)
(9) Thrust W asher (4 ×4 Model Only)
(10) Oil Seal (4 ×4 Model Only)
(11) Speed Sensor harness
Removal
1. Raise the vehicle and support the frame with suitable safety stands.
2. Remove wheel and tire assembly. Refer to W heel
in this section.
3. Remove the brake caliper. Refer to Disc Brakes in Brake section.
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ISUZU KB P190 2007
Page 359 of 6020

3C-38 FRONT SUSPENSION
4. Remove the hub assembly. Refer to Front Hub
and Disk in this section.
5. Remove tie-rod end from the knuckle. Refer to Power Steering Unit in Steering section.
6. Remove the speed sensor from the knuckle.
7. Loosen torsion bar by height control arm adjust bolt, and then remove torsion bar. Refer to Torsion
Bar in this section.
8. Remove speed sensor harness.
9. Remove back plate.
10. Remove lower ball joint by using remover 5-8840- 2005-0.
CAUTION: Be careful not to damage the ball joint
boot.
901RW 271
11. Remove upper ball joint by using remover 5-8840-
2121-0.
CAUTION: Be careful not to damage the ball joint
boot.
901RW 272
12. Remove knuckle assembly.
13. Remove oil seal. If replacement required. (4×4 Model Only)
14. Remove washer. If replacement required. (4×4 Model Only)
15. Remove needle bearing by using remover 5-8840- 2000-0 and sliding hammer 5-8840-0019-0.
If replacement required. (4 ×4 Model Only)
(4 ×4 Model Only)
RTW 340SH00401
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ISUZU KB P190 2007
Page 360 of 6020

FRONT SUSPENSION 3C-39
Inspection and Repair
Make necessary correction or replace parts if wear,
damage, corrosion or any other abnormal condition is
found through inspection.
Check the following parts:
• Knuckle
• Thrust washer (4 ×4 Model Only)
Installation
1. Apply appropriate amount of multipurpose type
grease to the new bearing (Approx. 5 g (0.18 oz))
and install needle bearing by using installer 5-
8840-2128-0 and grip 5-8840-0007-0. (4 ×4 Model
Only)
(4 ×4 Model Only)
901RW 275
2. Apply multipurpose type grease to the thrust
washer, and install washer with chamfered side
facing knuckle. (4 ×4 Model Only)
3. Use a new oil seal, and apply multipurpose type
grease to the area surrounded by the lip (approx. 2
g (0.07 oz)). Then use installer 5-8840-2851-0 (2)
and grip 5-8840-0007-0 (1) to install oil seal. Afte
r
fitting the oil seal to the installer, drive it to the
knuckle using a hammer or bench press until the
tool front face contacts with the thrust washer.
(4 ×4 Model Only)
RTW 73CSH000101
4. Install knuckle assembly.
5. Install upper ball joint and tighten the nut to the specified torque, with just enough additional torque
to align cotter pin holes. Install new cotter pin.
Torque: 98 N ⋅
⋅⋅
⋅
m (10.0 kgf ⋅
⋅⋅
⋅
m/72 lb ⋅
⋅⋅
⋅
ft)
6. Install lower ball joint and tighten the nut to the specified torque, with just enough additional torque
to align cotter pin holes. Install new cotter pin.
Torque: 147 N ⋅
⋅⋅
⋅
m (15.0 kgf ⋅
⋅⋅
⋅
m/108 lb ⋅
⋅⋅
⋅
ft)
7. Install back plate.
8. Install speed sensor harness.
9. Install torsion bar; refer to Torsion Bar in this
section.
NOTE: Adjust the trim height. Refer to Front End
Alignment Inspection and Adjustment in Steering.
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ISUZU KB P190 2007
Page 363 of 6020

3C-42 FRONT SUSPENSION
Installation
1. Install fulcrum pin.
2. Install bushing by using installer 5-8840-0256-0 and 5-8840-2307-0.
RTW 340SH000701
RTW 340SH000801
3. Install upper ball joint and tighten it to the specified
torque.
Torque: 57 N ⋅
⋅⋅
⋅
m (5.8 kgf ⋅
⋅⋅
⋅
m/42 lb ⋅
⋅⋅
⋅
ft)
4. Install nut and cotter pin then tighten the nut to the specified torque, with just enough additional torque
to align cotter pin holes. Install new cotter pin.
Torque: 98 N ⋅
⋅⋅
⋅
m (10.0 kgf ⋅
⋅⋅
⋅
m/72 lb ⋅
⋅⋅
⋅
ft)
5. Install plate.
6. Install upper control arm nut and tighten fulcrum
pin nut finger-tight.
NOTE: Apply oil to the thread.
NOTE: Tighten the nut with the parts in the position
shown in the illustration below.
Buffer clearance: 29.7 mm (1.17 in)
Torque: 108 N ⋅
⋅⋅
⋅
m (11.0 kgf ⋅
⋅⋅
⋅
m/80 lb ⋅
⋅⋅
⋅
ft)
RTW 53ASH000301
7. Install upper control arm assembly with the fulcrum
pin projections turned inward.
RTW 53CSH000101-X
8. Install the caster shims (b) between the chassis
frame and fulcrum pin.
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ISUZU KB P190 2007
Page 364 of 6020
FRONT SUSPENSION 3C-43
9. Install the camber shims (a) between the chassis
frame and fulcrum pin.
RTW 53CSH000201
10. Install nut assembly.
11. Install bolt and plate (a), and then tighten the bolt to the specified torque.
Torque: 152 N ⋅
⋅⋅
⋅
m (15.5 kgf ⋅
⋅⋅
⋅
m/112 lb ⋅
⋅⋅
⋅
ft)
NOTE: Apply oil to the thread.
12. Install speed sensor harness.
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ISUZU KB P190 2007
Page 367 of 6020

3C-46 FRONT SUSPENSION
Inspection and Repair
Make necessary correction or replace parts if wear,
damage, corrosion or any other abnormal condition is
found through inspection.
Check the following parts:
• Lower control arm
• Bushing
Installation
1. Install rear bushing by using installer 5-8840-2124-
0.
Front
901RW 053
2. Install front bushing by using installer 5-8840-
2123-0.
Front
901RW 156
3. Install lower ball joint bolt.
4. Install torsion bar arm bolt.
5. Install lower control arm.
6. Install rear bolt.
7. Install cam bolt so the hole and projection are upward.
8. Install lower ball joint and tighten it to the specified torque.
Torque: 127 N ⋅
⋅⋅
⋅
m (13.0 kgf ⋅
⋅⋅
⋅
m/94 lb ⋅
⋅⋅
⋅
ft)
9. Install shock absorber and tighten it to the specified torque.
Torque: 93 N ⋅
⋅⋅
⋅
m (9.5 kgf ⋅
⋅⋅
⋅
m/69 lb ⋅
⋅⋅
⋅
ft)
10. Install stabilizer link and tighten it to the specified torque.
Torque: 50 N ⋅
⋅⋅
⋅
m (5.1 kgf ⋅
⋅⋅
⋅
m/37 lb ⋅
⋅⋅
⋅
ft)
11. Install torsion bar arm bracket and tighten it to the specified torque.
Torque: 116 N ⋅
⋅⋅
⋅
m (11.8 kgf ⋅
⋅⋅
⋅
m/85 lb ⋅
⋅⋅
⋅
ft)
12. Install Torsion bar; refer to Torsion Bar in this section.
13. Install rear nut and tighten nut finger-tight.
NOTE: Apply oil to the thread.
NOTE: Tighten the nut or bolt with the parts in the
position shown in the illustration below.
Buffer clearance: 29.7 mm (1.17 in)
Torque: 235 N ⋅
⋅⋅
⋅
m (24.0 kgf ⋅
⋅⋅
⋅
m/174 lb ⋅
⋅⋅
⋅
ft)
RTW 53ASH000301
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ISUZU KB P190 2007