Mitsubishi Lancer Evolution IX. Manual — part 289

22B-1

GROUP 22B

MANUAL

TRANSMISSION

OVERHAUL

CONTENTS

GENERAL INFORMATION . . . . . . . .

22B-2

GENERAL SPECIFICATIONS . . . . . .

22B-4

SERVICE SPECIFICATIONS. . . . . . .

22B-4

SEALANTS . . . . . . . . . . . . . . . . . . . .

22B-5

LUBRICANTS . . . . . . . . . . . . . . . . . .

22B-5

SNAP RING, SPACER AND THRUST

PLATE FOR ADJUSTMENT . . . . . . .

22B-6

TORQUE SPECIFICATIONS . . . . . . .

22B-8

SPECIAL TOOLS. . . . . . . . . . . . . . . .

22B-8

TRANSMISSION . . . . . . . . . . . . . . . .

22B-11

DISASSEMBLY AND REASSEMBLY. . . . .

22B-11

ADJUSTMENT OF TRANSMISSION . . . . .

22B-20

INSPECTION . . . . . . . . . . . . . . . . . . . . . . .

22B-23

INPUT SHAFT. . . . . . . . . . . . . . . . . . .

22B-24

DISASSEMBLY AND REASSEMBLY . . . . .

22B-24

INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .

22B-29

REVERSE IDLER GEAR . . . . . . . . . .

22B-31

DISASSEMBLY AND REASSEMBLY . . . . .

22B-31

INSPECTION. . . . . . . . . . . . . . . . . . . . . . . .

22B-32

CLUTCH HOUSING . . . . . . . . . . . . . .

22B-34

DISASSEMBLY AND REASSEMBLY . . . . .

22B-34

TRANSMISSION CASE . . . . . . . . . . .

22B-36

DISASSEMBLY AND REASSEMBLY . . . . .

22B-36

CENTRE DIFFERENTIAL. . . . . . . . . .

22B-38

DISASSEMBLY AND REASSEMBLY . . . . .

22B-38

TRANSFER . . . . . . . . . . . . . . . . . . . . .

22B-41

DISASSEMBLY AND REASSEMBLY . . . . .

22B-41

GENERAL INFORMATION

MANUAL TRANSMISSION OVERHAUL

22B-2

GENERAL INFORMATION

M1222000100142

TRANSMISSION MODEL

Transmission model

Combined engine

Vehicle model

W6MAA-1-GFNF

4G63

CT9A

TRANSMISSION SECTIONAL VIEW

AK204394

GENERAL INFORMATION

MANUAL TRANSMISSION OVERHAUL

22B-3

TRANSFER SECTIONAL VIEW

AK204401

GENERAL SPECIFICATIONS

MANUAL TRANSMISSION OVERHAUL

22B-4

GENERAL SPECIFICATIONS

M1222000200194

Item

Specifications

Transmission model

W6MAA-1-GFNF

Applicable engine

4G63

Transmission type

6-speed transmission

Transmission gear ratio

1st

2.909

2nd

1.944

3rd

1.434

4th

1.100

5th

0.868

6th

0.693

Reverse

2.707

Speedometer gear ratio

Not applicable

Final gear ratio

4.583

Transfer type

Constant mesh

SERVICE SPECIFICATIONS

M1222000300168

Item

Standard mm

Limit mm

Differential side bearing preload

0.15

− 0.20

−

Input shaft end play

0

− 0.06

−

Main shaft end play

0

− 0.06

−

Reverse idler gear end play

0.04

− 0.10

−

Distance between input shaft front bearing and thrust washer

167.6

− 167.7

−

Input shaft 6th gear bushinging end play

0

− 0.1

−

Wear on one side of shift fork pawl

−

0.2

Clearance between synchronizer ring and gear

−

0.7

Clearance between synchronizer ring and synchronizer cone

−

0.2

Backlash between differential side gear and pinion

0.025

− 0.150

−