Isuzu KB P190. Manual — part 98

3D-8 REAR SUSPENSION

INSPECTION AND REPAIR

Make correction or replace parts if wear, damage or abnormal conditions are found through inspection.

Visual Check

Inspect the following parts for wear, damage, nuts or other
abnormal conditions.

• Leaf spring assembly
• Clip
• Center

bolt

• U-bolt
• Spring

pin

• Shackle

pin

• Shock

absorber

• Rubber

bumper

• Rubber

bushing

• Bump rubber seat

Shackle Pin

Shackle Pin diameter

mm (in)

17.93 - 18.00 (0.706 - 0.709)

Spring Pin

Spring Pin Diameter

mm (in)

13.8 - 14.0 (0.543 - 0.551)

Shock Absorber

Inspection operation of shock absorber

If no resistance is felt while expanding the shock absorber, it
indicates that the absorber is faulty.

REAR SUSPENSION 3D-9

Installation

1. Install the bump rubber and bolt and tighten it to the

specified torque.

Torque N

⋅m (kgf⋅m/lb⋅ft)

42 (4.3/31)

2. Install the leaf spring.

• The leaf spring assembly should be installed so that the

built-in rubber bush is toward the front.

• Align the holes of the spring eye and frame bracket.
• Insert the spring pin toward vehicle inner side, through

the frame bracket holes and the spring bush hole.

• Tighten the nut a little and, after the vehicle is lowered,

tighten it to the specified torque.

Torque N

⋅m (kgf⋅m/lb⋅ft)

152 (15.5/112)

RTW340LF000101

RTW63DSH000101

• Apply rubber grease to inside and outside of the rubber

bushing.

• Install the rubber bushings into the hole in the frame

side bracket and the spring rear eye.

• Install the shackle pin and shackle plate.
• Tighten the nuts a little and, after vehicle is lowered,

tighten it to the specified torque.

Torque N

⋅m (kgf⋅m/lb⋅ft)

98 (10.0/72)

3. Support the lower clamp under the leaf spring.

4. Apply oil to the thread portion of U bolt.

Install the U bolt (1) and seat (2) on the rear axle and insert

the U bolt in the lower clamp holes.

Tolerance of assembling the seat

A

90° ±2°

5. Tighten the nut to the specified torque.
NOTE: Apply oil to the thread.

Torque

N

⋅m (kgf⋅m/lb⋅ft)

78 (8.0/58)

6. Install the shock absorber and inner washer on the lower

clamp pin and frame side pin.

7. Install the washer and nut on the frame side pin and tighten

the nut to the specified torque.

Torque N

⋅m (kgf⋅m/lb⋅ft)

39 (4.0/29)

8. Install the washer and nut on the lower clamp pin and

tighten the nut to the specified torque.

Torque N

⋅m (kgf⋅m/lb⋅ft)

39 (4.0/29)

3D-10 REAR SUSPENSION

9. Install the parking brake cable on the leaf spring and

tighten the nut at its bracket.

Torque N

⋅m (kgf⋅m/lb⋅in)

7 (0.7/61)

REAR SUSPENSION 3D-11

LEAF SPRING ASSEMBLY

F03L100004

Disassembly

1. Remove the bushing using a bench press and a suitable

metal fitting.

RTW430SH000101

2. Apply a setting mark across the springs before

disassembling the leaf spring assembly.

F03L100006

3. Use a bench press and remove the center bolt.

• Discard center bolt and install a new one.

465R300001

4. Disassemble the leaf spring assembly.

Inspection and Repair

Inspect leaf spring, bush, clips, liners and center spacer for
wear, damage, rust or other abnormal conditions and repair or
replace if necessary.