Isuzu Amigo / Axiom / Trooper / Rodeo / VehiCross. Manual - part 1729

FRONT SUSPENSION

3C–17

6. Remove front nut.

7. Remove rear nut.

8. Remove torsion bar, refer to Torsion Bar in this

section. 

9. Remove torsion bar arm bracket.

10. Disconnect the stabilizer link at the lower control

arm. 

11. Remove the shock absorber lower end from the

lower control arm. 

12. Remove the lower ball joint from the lower control

arm.

13. Remove front bolt.

14. Remove rear bolt.

15. Remove lower control arm.

16. Remove torsion bar arm bolt.

17. Remove lower ball joint bolt.

18. Remove front bushing by using remover J–36833.

901RW154

901RW155

19. Remove rear bushing by using remover J–36834.

901RW051

901RW052

Inspection and Repair

Make necessary correction or parts replacement if wear,
damage,   corrosion or any other abnormal condition are
found through inspection.
Check the following parts:

• Lower control arm

• Bushing

3C–18

FRONT SUSPENSION

Installation

1. Install rear bushing by using installer J–36834.

901RW053

2. Install front bushing by using installer J–36833.

901RW156

3. Install lower ball joint bolt.

4. Install torsion bar arm bolt.

5. Install lower control arm.

6. Install rear bolt.

7. Install front bolt.

8. Install lower ball joint and tighten it to the specified

torque.

Torque: 116 N·m (85lb ft)

9. Install shock absorber and tighten it to the specified

torque.

Torque: 93 N·m (69 lb ft)

10. Install stabilizer link and tighten it to the specified

torque.

Torque: 50 N·m (37 lb ft)

11. Install torsion bar arm bracket and tighten it to the

specified torque.

Torque: 116N·m (85lb ft)

12. Install Torsion bar, refer to Torsion Bar in this

section. 

13. Install rear nut and tighten lower link nut finger–tight.

NOTE:  Torque lower control arm nut after adjusting
buffer clearance.

Buffer clearance: 22 mm (0.87 in)

Torque: 235 N·m (174 lb ft)

450R200009

14. Install front nut then tighten lower link nut

finger-tight.

NOTE:  Torque lower control arm nut after adjusting
buffer clearance .

Buffer clearance: 22 mm (0.87 in)

Torque: 186 N·m (137 lb ft)

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

450R200009

FRONT SUSPENSION

3C–19

Upper Ball Joint

Upper Ball Joint and Associated Parts

450R200007

EndOFCallout

Removal

1. Raise the vehicle and support the frame with

suitable safety stands.

2. Remove the speed sensor from the knuckle. 

Legend

(1) Bolt and Nut

(2) Upper Ball Joint 
(3) Nut and Cotter Pin

3C–20

FRONT SUSPENSION

3. Remove upper ball joint nut and cotter pin, then use

remover J–36831 to remove the upper ball joint
from the knuckle.

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

901R200022

4. Remove bolt and nut.

5. Remove upper ball joint.

Inspection and Repair

Make necessary parts replacement if wear, damage,
corrosion or any other abnormal conditions are found
through inspection.

• Inspect the lower end boot for damage or grease

leak.     Move the ball joint as shown in the figure to
confirm its normal movement.

• Inspect screw/taper area of ball for damage.

• If any defects are found by the above inspections,

replace the ball joint assembly with a new one. 

450RS023

• After moving the ball joint 4 or 5 times, attach nut

then measure the preload.

Starting torque: 0.5 –3.2N·m (0.4–2.4 lb ft)

450RS024

If the above limits specified are exceeded, replace the
ball joint assembly. 

Installation

1. Install upper ball joint.

2. Install bolt and nut, then tighten them to the

specified torque.

Torque: 57 N·m (42 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 (72 lb ft)