Remove/install wheel carrier

AR35.20-P-0115MFA

Remove/install wheel carrier

22.11.2019

Model

118, 177, 247

with code U55 (Multi-link axle)

Shown on model 177.0 except code M005 (Vehicles with 4MATIC/all-wheel drive)

1

Wheel carrier

16

Cover

11

Screw

Shown on model 177.0 except code M005 (Vehicles with 4MATIC/all-wheel drive)

2

Bracket

7

Bolts

13

Nut

3

Nut

8

Trailing arm

14

Screw

4

Screw

9

Nut

15

Spring control arm

5

Camber strut

10

Nut

17

Brake cover plate

6

Nuts

12

Tie rod

 Danger

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.

AS00.00-Z-0010-01A

 Warning

Risk of injury. Moving parts can pinch, crush or, in extreme cases even sever extremities.

No parts of the body or limbs should be within the operating area of mechanical components when moving components.

AS00.00-Z-0009-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Topical note

Notes on threaded connections fastened using a tightening angle-based tightening process

AH00.00-P-0020-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Notes on repair work on suspension components

AH00.00-P-0100-01A

 

Remove/install

1

Remove screw, rear axle shaft to wheel bearing.

Model 118, 177, 247
with code M005 (Vehicles with 4MATIC/all-wheel drive)
with code U55 (Multi-link axle)

 Installation: Replace bolt.

 Bolt, rear axle shaft to wheel bearing

*BA35.30-P-1001-01P

2

Remove left rear or right rear brake disk and fasten left or right brake caliper to vehicle free of tension.

AR42.10-P-0220MFA


Do not twist the brake hose, and make sure that it is routed correctly.
This will result in damage to the brake hose and can impair its function.


Do not stretch, crush or kink the brake hose.
This will result in damage to the brake hose and can impair its function.

 Do not disconnect the brake hose from the brake caliper.

3

Unclip cover (16) from spring link (15) and remove.

 Installation: Make sure that the cover (16) is seated correctly.

4

Remove left rear axle rpm sensor (L6/3) or right rear axle rpm sensor (L6/4).

AR42.30-P-0716MFA

5

Unclip electrical wiring harness with bracket (2) from wheel carrier (1) using a suitable tool and place to one side.


Do not stretch, crush or kink the wiring harness.
This will result in damage to the wiring harness and can impair its function.

6

Remove rear axle shaft flange.

AR35.20-P-0130MFA



Check

7

Check brake cover plate (17) for damage.

If the brake cover plate (17) is damaged,



Replace brake cover plate (17).

8

Remove nut (3), pull-out screw (4) and remove camber strut (5) from wheel carrier (1).

 Self-locking nut, camber strut to wheel carrier

*BA35.20-P-1002-02I

9

Remove nuts (6, 9), pull-out screws (7) and remove trailing arm (8) from wheel carrier (1).

 Nut, torsion bar linkage to wheel carrier

*BA32.35-P-1003-03A

 Bolt, trailing arm to wheel carrier

*BA35.15-P-1001-02H

10

Remove nut (10), pull-out screw (11) and remove tie rod (12) from wheel carrier (1).

 Nut, tie rod to wheel carrier

*BA35.20-P-1002-04N

11

Remove nut (13), pull-out screw (14) and remove lower spring link (15) from wheel carrier (1).

 Self-locking nut, spring control arm to wheel carrier

*BA35.20-P-1002-01D

12

Install in the reverse order.

Wheel alignment check

13

Perform chassis alignment.

AR40.20-P-0200MFA

 Rear axle stabilizer bar

Number

Designation

Model 118, 177, 247

BA32.35-P-1003-03A

Nut, torsion bar linkage to wheel carrier

M10

Stage 1

Nm

45

Stage 2

°

45

 Rear axle trailing arm

Number

Designation

Model 118, 177, 247

BA35.15-P-1001-02H

Bolt, trailing arm to wheel carrier

M10

Stage 1

Nm

40

Stage 2

°

45

 Spring control arm

Number

Designation

Model 118, 177, 247

BA35.20-P-1002-01D

Self-locking nut, spring control arm to wheel carrier

Stage 1

Nm

50

Stage 2

°

90

 Camber strut

Number

Designation

Model 118, 177, 247

BA35.20-P-1002-02I

Self-locking nut, camber strut to wheel carrier

M12

Stage 1

Nm

50

Stage 2

°

90

 Tie rod

Number

Designation

Model 118, 177, 247

BA35.20-P-1002-04N

Nut, tie rod to wheel carrier

Stage 1

Nm

50

Stage 2

°

90

 Rear axle shaft

Number

Designation

Model 118, 177, 247

BA35.30-P-1001-01P

Bolt, rear axle shaft to wheel bearing

M14

Stage 1

Nm

100

Stage 2

°

45