Mitsubishi Lancer Evolution IX. Manual - part 307

AC311159 AB

Torque transfer differential

Hydraulic unit

SERVICE SPECIFICATIONS

REAR AXLE

27-3

SERVICE SPECIFICATIONS

M1271000300557

Item

Standard value

Limit

Rear axle total backlash mm

−

6

Wheel bearing  rotation starting torque N

⋅m

−

1.0

Wheel bearing axial play mm

−

0.05

TJ boot assembly dimension mm

90 

± 3

−

Pressure generated by AYC hydraulic unit (pressure 
sensor value) MPa

0.9 

− 1.1

−

LUBRICANTS

M1271000400383

Item

Specified lubricant

Quantity

AYC

Differential

DIA QUEEN LSD gear oil

0.55 

± 0.02 L

Torque transfer 
mechanism

DIA QUEEN ATF-SP III

0.55 

− 0.6 L

AYC hydraulic piping

DIA QUEEN ATF-SP III

1.0 L

Torque transfer mechanism oil seal lip

Vaseline

As required

Drive shaft EBJ joint

Repair kit grease

80 

± 10 g

Drive shaft TJ joint

Repair kit grease

135 

± 10 g

SEALANT

M1271000500313

Item

Specified sealant

Remark

Vent plug

3M ATD Part No.8661 or equivalent

Semi-drying sealant

Differential carrier cover mounting 
part

SPECIAL TOOLS

REAR AXLE

27-4

SPECIAL TOOLS

M1271000600688

Tool

Number

Name

Use

B991502

MB991502

M.U.T.-II sub 
assembly

Checking the AYC (Diagnosis 
display by using the M.U.T.-II)

MB991910

MB991826

MB991955

MB991911

MB991824

MB991827

MB991825

A

B

C

D

E

F

DO NOT USE

MB991955

A: MB991824
B: MB991827
C: MB991910
D: MB991911
E: MB991825
F: MB991826

M.U.T.-III 
sub-assembly

A: Vehicle 

Communication 
Interface (V. C. 
I.)

B: M.U.T.-III USB 

cable

C: M.U.T.-III main 

harness A 
(Vehicles with 
CAN 
communication 
system)

D: M.U.T.-III main 

harness B 
(Vehicles 
without CAN 
communication 
system)

E: M.U.T.-III 

measurement 
adapter

F: M.U.T.-III trigger 

harness

Checking the AYC (Diagnosis 
display by using the M.U.T.-III)

MB991529

MB991529

Diagnosis code 
check harness

Checking the AYC (Diagnosis 
display by using the ACD mode 
indicator lamp)

AC103525

SPECIAL TOOLS

REAR AXLE

27-5

MD998330

Oil pressure gauge Hydraulic pressure 

measurement

MB991705

MB991705

Hose adapter

MB991115

Oil seal installer

Press-fitting of the differential 
carrier oil seal
(Use together with MB990938)

MD998812

Installer cap

Press-fitting of the torque 
transfer mechanism oil seal

MD998813

Installer 100

MD998829

Installer adapter 
(60)

B990767

MB990767

Front hub and end 
yoke holder

Rear axle hub fixing

MB991618

MB991618

Hub bolt remover

Removal of the hub bolt

Tool

Number

Name

Use

MB990241AB

A

B

SPECIAL TOOLS

REAR AXLE

27-6

MB990241 

A: MB990242
B: MB990244

Axle shaft puller

A: Puller shaft
B: Puller bar

Removal of the drive shaft

MB991354

MB991354

Puller body

MB990590

A

B

MB990590 

A: MB990212
B: MB990211

Rear axle shaft oil 
seal remover

A: Adapter
B: Slide hammer

Removal of the rear wheel hub

AC106827

MB991897 or MB992011

Ball joint remover

Knuckle and tie rod end ball joint 
disconnection
NOTE: Steering linkage puller 
(MB990635 or MB991113)is 
also used to disconnect knuckle 
and tie rod end ball joint.

AC100320AB

A

B

C

A: MB991017
B: MB990998
C: MB991000

A, B: Front hub 

remover and 
installer

C: Spacer

• Provisional holding of the 

wheel bearing

• Measurement of wheel 

bearing rotation starting 
torque

• Measurement of wheel 

bearing axial play
NOTE: MB991000, which 
belongs to MB990998, 
should be used as a spacer.

MB990326

MB990326

Preload socket

Measurement of the wheel 
bearing rotation starting torque

MB990685

Torque wrench

MB990641

MB990641

Lower arm bush 
(A) remover & 
installer

Removal and press-fitting of 
differential support member 
bushing

Tool

Number

Name

Use