Mitsubishi Lancer Evolution VI. Manual - part 50

MANUAL TRANSMISSION OVERHAUL – 

General

22B-2

GENERAL

OUTLINE OF CHANGE

Of the newly introduced transmission model, the service procedures for the following unit sections are
described.

D

Transmission

D

Clutch housing

D

Reverse idler gear

MANUAL TRANSMISSION OVERHAUL – 

Specifications

22B-3

SPECIFICATIONS

TRANSMISSION MODEL TABLE

<EVOLUTION-IV>

Transmission model

Gear ratio

Speedometer gear ratio

Final gear ratio

Front LSD

W5M51-1-X6A

A

29/36

4.529

Not available

W5M51-1-X6A1

A

29/36

4.529

Available

W5M51-1-X7A

A

30/36

4.529

Not available

W5M51-1-X7A1

A

30/36

4.529

Available

W5M51-1-Z6A

B

29/36

4.875

Not available

W5M51-1-Z6A1

B

29/36

4.875

Available

W5M51-1-Z7A

B

30/36

4.875

Not available

W5M51-1-Z7A1

B

30/36

4.875

Available

W5M51-1-X6A2

B

29/36

4.529

Not available

W5M51-1-X6A3

B

29/36

4.529

Available

W5M51-1-X7A2

B

30/36

4.529

Not available

W5M51-1-X7A3

B

30/36

4.529

Available

<EVOLUTION-V>

Transmission model

Gear ratio

Speedometer gear ratio

Final gear ratio

Front LSD

W5M51-2-X6A

A

29/36

4.529

Not available

W5M51-2-X6A1

A

29/36

4.529

Available

W5M51-2-Z6A

B

29/36

4.875

Not available

W5M51-2-X6A2

B

29/36

4.529

Not available

W5M51-2-Z6A1

B

29/36

4.875

Available

W5M51-2-X6A3

B

29/36

4.529

Available

<EVOLUTION-VI>

Transmission model

Gear ratio

Speedometer gear ratio

Final gear ratio

Front LSD

W5M51-2-X6A4

A

29/36

4.529

Not available

W5M51-2-X6A6

B

29/36

4.529

Not available

W5M51-2-Z6A

B

29/36

4.875

Not available

W5M51-2-X6A8

A

29/36

4.529

Available

W5M51-2-Z6A7

B

29/36

4.529

Available

W5M51-2-X6A1

B

29/36

4.875

Available

MANUAL TRANSMISSION OVERHAUL – 

Transmission

22B-4

TRANSMISSION

DISASSEMBLY AND REASSEMBLY

1

2

3

4

5

6

7

8

9

10

11

18 Nm

69 Nm

69 Nm

18 Nm

69 Nm

3.9 Nm

32 Nm

32 Nm

3

Disassembly steps

1. Transfer

"

J

A

2. O-ring
3. Roll stopper bracket
4. Insulator washer 

(EVOLUTION-IV only)

5. Shift cable bracket

"

I

A

6. Select lever

"

H

A

7. Speedometer gear
8. Back-up lamp switch
9. Gasket

10. Plug

11. Gasket

NOTE:
For each service point, refer to Basic Manual. (Pub. No. S9806CNCP9)

MANUAL TRANSMISSION OVERHAUL – 

Clutch Housing

22B-5

CLUTCH HOUSING

DISASSEMBLY AND REASSEMBLY

4

2

1

3

8

6

7

5*

9.8 Nm

Disassembly steps

1. Clutch release bearing retainer

"

E

A

2. Oil seal

A

A

" "

D

A

3. Outer race

A

B

" "

C

A

4. Outer race

"

B

A

5. Bushing*

"

A

A

6. Cover-A

"

A

A

7. Cover-B
8. Clutch housing

NOTE:
(1)*:

Never remove the bushings from the clutch housing.
Only the case when installing new bushings into a new clutch housing, refer to 

"

B

A

.

(2)

For each service point, refer to Basic Manual. (Pub. No. S9806CNCP9)