Isuzu KB P190. Manual - part 89

FRONT SUSPENSION  3C-35 

3.  Apply the setting marks (2) to the height control 

arm and torsion bar, then remove height control

arm. 

NOTE: “Besco chassis grease” should be applied on
contact area of height control arm with frame. 

(RH & LH Both side) 

 
 

 
 
 

 

410RS005

4.  Apply the setting marks (3) to the torsion bar and

lower control arm, and then remove torsion bar.  

 
 

 

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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: 

• Torsion 

bar 

•  Height control arm 
• Adjust 

bolt 

•  Rubber seat  

Installation 

1.  Apply grease to the serrated portions, then install 

torsion bar. Make sure the bars are on their correct

respective sides and align the setting marks (3). 

 
 

 
 
 
 

 

410RS007

 
 
 

 

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3C-36  FRONT SUSPENSION 

2.  Apply grease to the portion that fits into the bracket

then install height control arm and align the setting

marks (2). 

 
 

 
 
 

 

410RS005

3.  Apply grease to the bolt portion of the end piece

(4). Apply grease to the portion of the seat (5) that 

fits into the bracket. 

 
 

 
 
 

 

410RS008

 

4.  Apply grease to the serrated portions. 

5.  Install adjust bolt and seat, then turn the adjust bolt 

to the setting mark (1) applied during disassembly. 

NOTE: Adjust the trim height. Refer to Front End
Alignment Inspection and Adjustment in Steering
section. 

 
 

 
 
 
 

 

410RS004

 
 
 

FRONT SUSPENSION  3C-37 

Knuckle 

Knuckle and Associated Parts 

 

 
 
 
 

 

 

RUW63CLF000101 

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 Washer (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 Wheel 

in this section. 

3.  Remove the brake caliper. Refer to Disc Brakes in 

Brake section. 

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. 

 

 
 

 

901RW271

 

 

11. Remove upper ball joint by using remover 5-8840-

2121-0. 

CAUTION: Be careful not to damage the ball joint 
boot. 

 

 

901RW272

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)

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