Isuzu D-Max / Isuzu Rodeo (TFR/TFS). Manual - part 2049

3B-86  STEERING

ITEM NO.

ILLUSTRATION

PART NO.

PART NAME

STL-9

5-8840-2205-0

Power steering pump

oil seal installer

FRONT SUSPENSION  3C-1

SECTION 3C

FRONT SUSPENSION

TABLE OF CONTENTS

PAGE

Main Data and Specifications........................................................................................... 3C- 2

Torque Specifications ....................................................................................................... 3C- 6

Special Parts Fixing Nuts and Bolts ........................................................................... 3C- 6

Front Suspension .............................................................................................................. 3C- 10

General Description...................................................................................................... 3C- 10

Torsion Bar, Strut Bar, Stabilizer Bar and Shock Absorber

    (4 

××××

 2 MODEL EXCEPT SPORTY) ............................................................................ 3C- 12

Disassembly ............................................................................................................ 3C- 12

Inspection and Repair ............................................................................................ 3C- 14

Reassembly ............................................................................................................. 3C- 15

Torsion Bar, Stabilizer Bar and Shock Absorber

    (4 

××××

 4 AND 4 

××××

 2 SPORTY MODEL) .......................................................................... 3C- 19

Disassembly ............................................................................................................ 3C- 19

Inspection and Repair ............................................................................................ 3C- 21

Reassembly ............................................................................................................. 3C- 22

Knuckle, Upper Link and Lower Link (4 

××××

 2 MODEL EXCEPT SPORTY) ................. 3C- 25

Disassembly ............................................................................................................ 3C- 25

Inspection and Repair ............................................................................................ 3C- 27

Reassembly ............................................................................................................. 3C- 28

Knuckle, Upper Link and Lower Link (4 

××××

 4 AND 4 

××××

 2 SPORTY MODEL) ............... 3C- 31

Disassembly ............................................................................................................ 3C- 31

Inspection and Repair ............................................................................................ 3C- 34

Reassembly ............................................................................................................. 3C- 35

Troubleshooting ................................................................................................................ 3C- 40

Special Service Tool (C22, C20 Series Engine Model) ................................................... 3C- 50

INDEX

3C-2  FRONT SUSPENSION

MAIN DATA AND SPECIFICATIONS

C22, C20 Series Engine Model
4

××××

2 MODEL

Front Suspension Type

Independent wishbone arms. torsion bar springs with
stabilizer bar

Long wheel base

Except Flat Deck

Flat Deck

Front wheel alignment

When not loaded

Tread

mm(in)

1445 (56.88)

Camber

0

°

30'

±

60'

(Left and right side to be equal within 45')

Caster

*1

°

35'

±

45'  |  *1

°

50'

±

45'  |  *1

°

10'

±

45'

* Left and right side to be equal within 35'

Toe-in

mm(in)

2

±

2 (0.08

±

0.08)

Kingpin inclination

10

°±

60'

Torsion Bar Spring Data

Gasoline Engine Model (Except for Australia)

Length

×

diameter

mm(in)

1006

×

23.8 (39.61 

×

0.937)

Wheel Rate/Side

N/mm (kg/mm/Ib/in)

23.14 (2.36/132)

Spring Constant N

⋅

m/deg (kg

⋅

m /deg/Ib

⋅

ft/deg)

43.64 (4.45/32.18)

Spring Capacity

N (kg/lb)

4217 (430/948)

Diesel Engine Model and
Gasoline engine Model for Australia

Length

×

diameter

mm(in)

1006

×

24.4 (39.61

×

0.961)

Wheel Rate/Side

N/mm (kg/mm/Ib/in)

25.0 (2.55/143)

Spring Constant N

⋅

m/deg (kg

⋅

m /deg/Ib

⋅

ft/deg)

48.06 (4.90/35.44)

Spring Capacity

N (kg/lb)

4658 (475/1047), For Australia 5148 (525/1157)

Shock Absorber Data

Maximum Length

mm(in)

325 (12.80)

Minimum Length

mm(in)

210 (8.27)

Stroke

mm(in)

115 (4.53)

Damping Force

Rebound Side

135 kg at 0.3 m/sec.

(1324 N at 0.3 m/sec./297 lb. at 11.8 in/sec.)

Compression Side

34 kg at 0.3 m/sec.

(333 N at 0.3 m/sec./74.9 lb. at 11.8 in/sec.)

Shock Absorber Data (For Australia)

Maximum Length

mm(in)

328(12.91)

-

Minimum Length

mm(in)

213 (8.39)

-

Stroke

mm(in)

115 (4.53)

-

Damping Force

Rebound Side

215 kg at 0.3 m/sec.

(2108 N at 0.3 m/sec./474 lb. at 11.8 in/sec.)

-

Compression Side

118 kg at 0.3 m/sec.

(1157 N at 0.3 m/sec./26.0 lb.  at 11.8 in/sec.)

-

Short wheel base

FRONT SUSPENSION  3C-3

4J Series Engine Model
4

××××

2 MODEL (except Sporty)

Front Suspension Type

Independent wishbone arms. torsion bar springs with
stabilizer bar

Long wheel base

Except Flat Deck

Flat Deck

Front wheel alignment

When not loaded

Tread

mm (in)

1445 (56.88)

Camber

0

°

30’

±

60’

(Left and right side to be equal within 45’)

Caster

*1

°

35’

±

45’

*1

°

50’

±

45’

*1

°

10’

±

45’

*Left and right side to be equal within 35’

Toe-in

mm (in)

2

±

2 (0.08

±

0.08)

Kingpin inclination

10

°±

60’

Torsion Bar Spring Data

Gasoline Engine Model

(Except for Australia, Chile and Kenya)

Length x Diameter

mm (in)

1006 x 23.8 (39.61 x 0.937)

Wheel Rate/Side

kg/mm (lb/in/N/mm)

2.36 (132 / 23.14)

Spring Constant kg

⋅

m/deg (lb.ft/deg/N

⋅

m/deg)

4.45 (32.18 / 43.64)

Diesel Engine Model (except for Chile and
Kenya) and Gasoline Engine Model for Australia,
Chile and Kenya

Length x Diameter

mm (in)

1006 x 24.4 (39.61 x 0.961)

Wheel Rate/Side

kg/mm (lb/in/N/mm)

2.55 (143/25.0)

Spring Constant kg

⋅

m/deg (lb.ft/deg/N

⋅

m/deg)

4.90 (35.44 / 48.06)

Diesel Engine Model for Chile and Kenya

Length x Diameter

mm (in)

1006 x 24.9 (39.61 x 0.980)

Wheel Rate/Side

kg/mm (lb/in/N/mm)

2.73 (153 / 26.8)

Spring Constant kg

⋅

m/deg (lb.ft/deg/N

⋅

m/deg)

5.31 (38.4 / 52.1)

Shock Absorber Data

Maximum Length

mm (in)

325 (12.80)

Minimum Length

mm (in)

210 (8.27)

Stroke

mm (in)

115 (4.53)

Damping Force

Rebound Side

135 kg at 0.3 m/sec.

(297 lb. at 11.8 in/sec./ 1324 N at 0.3 m/sec.)

Compression Side

34 kg at 0.3 m/sec.

(74.9 lb. at 11.8 in/sec./333 N at 0.3 m/sec.)

Shock Absorber Data (Gas-sealed)

Maximum Length

mm (in)

328 (12.91)

Minimum Length

mm (in)

213 (8.39)

Stroke

mm (in)

115 (4.53)

Damping Force

Rebound Side

215 kg at 0.3 m/sec.

(474 lb. at 11.8 in/sec./ 2108 N at 0.3 m/sec.)

Compression Side

118 kg at 0.3 m/sec.

(260 lb. at 11.8 in/sec./ 1157 N at 0.3 m/sec.)

Short wheel base