Important!

This replacement procedure can be used for:
MERCEDES-BENZ E-Class Saloon (W124) E 250 D (124.126, 124.129), MERCEDES-BENZ E-Class Saloon (W124) E 300 D (124.131), MERCEDES-BENZ E-Class Saloon (W124) E 200 (124.019), MERCEDES-BENZ E-Class Saloon (W124) E 220 (124.022), MERCEDES-BENZ E-Class Saloon (W124) E 280 (124.028), MERCEDES-BENZ E-Class Saloon (W124) E 320 (124.032), MERCEDES-BENZ E-Class Saloon (W124) E 200 D (124.120), MERCEDES-BENZ E-Class Saloon (W124) E 250 Turbo-D (124.128), MERCEDES-BENZ E-Class Saloon (W124) E 300 Turbo-D (124.133) … View more

The steps may slightly vary depending on the car design.

How to change rear shock absorber and coil springs on MERCEDES W124 [TUTORIAL AUTODOC]

All the parts you need to replace – Springs for E-Class Saloon (W124) and other MERCEDES-BENZ models

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Replacement: coil springs – Mercedes W124. List of the tools you'll need:

                      Wire brush
                    
                      WD-40 spray
                    
                      All-purpose cleaning spray
                    
                      Ceramic grease
                    
                      Torque wrench
                    
                      Combination spanner #13
                    
                      Combination spanner #17
                    
                      Combination spanner #19
                    
                      Combination spanner #22
                    
                      Drive socket # 13
                    
                      Drive socket # 17
                    
                      Drive socket # 19
                    
                      Drive socket # 22
                    
                      Shock absorber socket # 16
                    
                      Shock absorber socket #DD5.2
                    
                      Shock absorber socket #DD6
                    
                      Wheel impact socket #17
                    
                      Ratchet wrench
                    
                      Tap wrench
                    
                      Hammer
                    
                      Pin punch
                    
                      Crow bar
                    
                      Hydraulic transmission jack
                    
                      Wheel chock

Buy tools

Replacement: coil springs – Mercedes W124. Tip from AUTODOC experts:

Both coil springs of the rear suspension should be replaced simultaneously.
The replacement procedure is identical for the left and right coil springs of the rear suspension.
Warning! Shut down the engine before starting any work – Mercedes W124.

Carry out replacement in the following order:

Step 1

Open the luggage compartment.
Step 2

Remove the luggage compartment trim.
Step 3

Clean the upper fastener of the shock absorber. Use a wire brush. Use WD-40 spray.
Step 4

Loosen the upper fastener of the shock absorber. Use a combination spanner #17. Use a shock absorber socket #DD5.2. Use a ratchet wrench.
Step 5

Secure the wheels with chocks.

Step 6

Loosen the wheel bolts. Use wheel impact socket #17. Use a tap wrench.
Step 7

Raise the car.

Replacement: coil springs – Mercedes W124. Tip:
If you are using a jack, make sure it rests on a flat surface without any unevenness.Be sure to additionally secure the car with jack stands.
Step 8

Unscrew the wheel bolts.

AUTODOC recommends:
To avoid injury, hold up the wheel when unscrewing the bolts.
Step 9

Remove the wheel.
Step 10

Clean the lower shock absorber fastener. Use a wire brush. Use WD-40 spray.
Step 11

Support the rear control arm. Use a hydraulic transmission jack.

Step 12

Unscrew the lower fasteners of the shock absorber. Use a combination spanner #17. Use a drive socket #17. Use a ratchet wrench.
Step 13

Unscrew the upper fastener of the shock absorber.
Step 14

Remove the elements of the shock absorber upper mount.
Step 15

Remove the fastening bolt.
Step 16

Remove the shock absorber.
Step 17

Clean the shock absorber mounting seats. Use a wire brush. Use all-purpose cleaning spray.
Step 18

Clean the control arm fasteners. Use a wire brush. Use WD-40 spray.
Step 19

Clean the fastener connecting the sway bar link to the suspension arm. Use a wire brush. Use WD-40 spray.
Step 20

Unscrew the fastener connecting the stabilizer link to the control arm. Use a combination spanner #13. Use a drive socket #13. Use a ratchet wrench.
Step 21

Remove the fastening bolt.
Step 22

Detach the sway bar link from the suspension arm.

Step 23

Loosen the fastener that connects the control arm to the rear knuckle. Use a combination spanner #22. Use a drive socket #22. Use a ratchet wrench.
Step 24

Remove the support from under the rear control arm.

AUTODOC recommends:
Replacement: coil springs – Mercedes W124. Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 25

Support the rear control arm where it is attached to the subframe. Use a hydraulic transmission jack.
Step 26

Unscrew the fastener connecting the control arm to the subframe. Use a combination spanner #19. Use a drive socket #19. Use a ratchet wrench.
Step 27

Remove the fastening bolt. Use a pin punch. Use a hammer.
Step 28

Detach the control arm from the subframe and lower the hydraulic transmission jack. If necessary, use a crowbar.

AUTODOC recommends:
As the control arm is spring loaded, the hydraulic transmission jack should be lowered strictly vertically to prevent the arm from slipping off abruptly and being displaced.
Step 29

Remove the spring.
Step 30

Clean the coil spring mounting seats. Use a wire brush. Use all-purpose cleaning spray.
Step 31

Clean the suspension arm mounting seats. Use a wire brush. Use all-purpose cleaning spray.
Step 32

Install the rubber spacer on the new coil spring.
Step 33

Install the spring.

Replacement: coil springs – Mercedes W124. AUTODOC recommends:
Make sure that the coil spring is correctly positioned in its mounting seats.
Step 34

Install the control arm on the subframe. Use a hydraulic transmission jack. Use a crowbar.
Step 35

Install the fastening bolt.

Step 36

Support the rear control arm. Use a hydraulic transmission jack.
Step 37

Connect the sway bar link to the suspension arm.
Step 38

Install the fastening bolt.
Step 39

Place the shock absorber in the wheel arch and secure it.
Step 40

Install the elements of the shock absorber upper mount.

Step 41

Screw the upper fastener of the shock absorber.

Step 42

Install the fastening bolt.
Step 43

For tightening the fasteners correctly, you have to jack up the suspension components to their working position.

Step 44

Tighten the fasteners connecting the control arm to the rear knuckle. Use a combination spanner #22. Use a drive socket #22. Use a torque wrench. Tighten it to 70 Nm torque.
Step 45

Tighten the fastener connecting the control arm to the subframe. Use a combination spanner #19. Use a drive socket #19. Use a torque wrench. Tighten it to 70 Nm torque.
Step 46

Tighten the lower fastener of the shock absorber. Use a combination spanner #17. Use a drive socket #17. Use a torque wrench. Tighten it to 55 Nm torque.
Step 47

Tighten the fastener connecting the sway bar link to the suspension arm. Use a combination spanner #13. Use a drive socket #13. Use a torque wrench. Tighten it to 40 Nm torque.
Step 48

Remove the support from under the rear control arm.

Replacement: coil springs – Mercedes W124. AUTODOC experts recommend:
Lower the hydraulic transmission jack smoothly, without jerks, to avoid damaging assemblies and mechanisms.
Step 49

Clean the wheel rim mounting seat. Use a wire brush. Use all-purpose cleaning spray.
Step 50

Treat the surface where the brake disc contacts the wheel rim. Use ceramic grease.
Step 51

Install the wheel.

AUTODOC recommends:
Important! Hold the wheel while screwing in the fastening bolts. Mercedes W124
Step 52

Screw in the wheel bolts. Use wheel impact socket #17. Use a ratchet wrench.
Step 53

Lower the car and working in a cross order, tighten the wheel bolts. Use wheel impact socket #17. Use a torque wrench. Tighten it to 110 Nm torque.
Step 54

Remove the jacks and chocks.
Step 55

Tighten the top fastener of the shock absorber. Use a special drive socket to remove the shock absorber # 16. Use a shock absorber socket #DD6. Use a torque wrench. Tighten it to 30 Nm torque.
Step 56

Install the luggage compartment trim.
Step 57

Close the luggage compartment.

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