Mitsubishi Lancer Evolution 7. Manual — part 303
34-1
REAR
SUSPENSION
CONTENTS
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Wheel Alignment Check and Adjustment
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REAR SUSPENSION -
General Information
34-2
GENERAL INFORMATION
A trailing arm type multi-link suspension has been
adopted as the rear suspension. The shock
absorber is a hydraulic, cylindrical double-acting
type.
COIL SPRING
Item
Specification
Wire diameter mm
9 - 12 <RS >
12 <RS-II>
Average diameter mm
88
Free length mm
287 <RS>
281 <RS-II (Vehicles without AYC)>
284 <RS-II (Vehicles with AYC)>
CONSTRUCTION DIAGRAM
Upper arm
Differential
support member
Toe control arm
Lower arm
Stabilizer bar
Coil spring
Crossmember
Trailing arm
Shock absorber
Toe control bar
<RS>
Differential
support arm
REAR SUSPENSION -
Service Specifications/Special Tools
34-3
SERVICE SPECIFICATIONS
Items
Standard value
TOE-IN
At the centre of tyre tread
mm
3 ±2
Toe-angle (per wheel)
0_09’ ± 06’
Camber
-1_00’ ± 30’*
Thrust angle
0_00’ ± 0_09’
Upper arm ball joint rotation torque N·m
0.5 - 2.5
Trailing arm ball joint rotation torque N·m
0.5 - 2.5
Toe control arm ball joint rotation torque N·m
0.5 - 2.5
Toe control arm slide bushing rotation torque N·m
0.5 - 2.0
Lower arm pillow ball bushing rotation torque N·m
0.5 - 3.0
Stabilizer link ball joint turning torque N·m
1.7 - 3.1
NOTE
*: difference between right and left wheels: less than 30’
SPECIAL TOOLS
Tool
Number
Name
Use
A: MB991237
B: MB991239
A: Spring
com-
pressor body
B: Arm set
Coil spring compression
MB990968
Torque wrench
Upper arm ball joint, lower arm ball joint and
stabilizer link ball joint rotation starting torque
measurement
MB990326
Preload socket
MB990635,
MB991113
or
MB991406
Steering
linkage
puller
Ball joint and knuckle disconnection
MB990800
Ball joint remover
& installer
Ball joint dust cover press-fitting
REAR SUSPENSION -
On-vehicle Service
REAR SUSPENSION -
On-vehicle Service
34-4
ON-VEHICLE SERVICE
WHEEL ALIGNMENT CHECK AND
ADJUSTMENT
1. The rear suspension, wheels and tyres should be serviced
to normal condition prior to measurement of wheel
alignment.
2. Measure the wheel alignment with the vehicle parked
on a level surface.
TOE-IN
Standard value:
At the centre of tyre tread 3
±
2 mm
Toe angle (per wheel) 0_09’
±
06’
If toe-in is not within the standard value, adjust by following
procedures.
(1) Be sure to adjust the camber before making toe
adjustment.
(2) Carry out adjustment by turning the toe adjusting bolt
(toe control arm mounting bolt which is located on the
inner side of the body).
Left wheel: Turning clockwise (+) toe-in
Right wheel: Turning clockwise (-) toe-in
NOTE
The scale has gradations of approximately 3.3 mm (single
side toe angle equivalent to 19’)
CAMBER
Standard value: -1_00’
±
30’
(difference between right and left wheel: less than 30’)
If camber is not within the standard value, adjust by following
procedures.
(1) Carry out adjustment by turning the camber adjusting
bolt (lower arm to rear crossmember mounting bolt).
Left wheel: Turning clockwise (+) camber
Right wheel: Turning clockwise (-) camber
NOTE
The scale has gradations of approximately 14’.
(2) After adjusting the camber, the toe should be adjusted.
Toe adjusting
bolt
Toe control arm
Camber adjusting bolt
Lower arm
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