Important!

This replacement procedure can be used for:
MERCEDES-BENZ CLC (CL203) CLC 220 CDI (203.708), MERCEDES-BENZ CLC (CL203) CLC 220 CDI (203.708), MERCEDES-BENZ CLC (CL203) CLC 200 CDI (203.707), MERCEDES-BENZ CLC (CL203) CLC 350 (203.756), MERCEDES-BENZ CLC (CL203) CLC 230 (203.752), MERCEDES-BENZ CLC (CL203) CLC 200 Kompressor (203.741), MERCEDES-BENZ CLC (CL203) CLC 180 Kompressor (203.746) … View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Strut Mount for CLC (CL203) and other MERCEDES-BENZ models

Top strut mount

        Top strut mount for CLC (CL203) Petrol (143 hp)
      
        Top strut mount for CLC (CL203) Petrol (184 hp)
      
        Top strut mount for CLC (CL203) Petrol (204 hp)
      
        Top strut mount for CLC (CL203) Petrol (272 hp)
      
        Top strut mount for CLC (CL203) Diesel (122 hp)
      
        Top strut mount for CLC (CL203) Diesel (150 hp)
      
        Top strut mount for CLC (CL203) Diesel (136 hp)

Replacement: strut mount – MERCEDES-BENZ CLC-CLASS (CL203). Tools you need:

                        Wire brush
                      
                        WD-40 spray
                      
                        Brake cleaner 
                      
                        Copper grease 
                      
                        Torque wrench
                      
                        Combination spanner #21
                      
                        HEX bit No.H6.
                      
                        HEX bit No.H7.
                      
                        HEX bit No.H12.
                      
                        Drive socket # 16
                      
                        Drive socket # 19
                      
                        Drive socket # 21
                      
                        14Х2.5-mm strut nut socket
                      
                        Wheel impact socket #17
                      
                        Ratchet wrench
                      
                        Tap wrench
                      
                        Crow bar
                      
                        Nippers
                      
                        Hydraulic strut spring compressor
                      
                        Hydraulic transmission jack
                      
                        Fender cover
                      
                        Wheel chock

Buy tools

Replacement: strut mount – MERCEDES-BENZ CLC-CLASS (CL203). Tip from AUTODOC:

The replacement procedure is identical for the mounts of the left and right shock struts of the front suspension.
All mounts of the front shock struts should be replaced simultaneously.
All work should be done with the engine stopped.

Replacement: strut mount – MERCEDES-BENZ CLC-CLASS (CL203). Use the following procedure:

Step 1

Open the bonnet.

Step 2

Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.

Step 3

Clean the fasteners of the shock strut upper mount. Use a wire brush. Use WD-40 spray.
Step 4

Loosen the upper fastener of the shock strut mount. Use a combination spanner #21. Use HEX No.H7. Use a ratchet wrench.
Step 5

Secure the wheels with chocks.
Step 6

Loosen the wheel mounting bolts. Use wheel impact socket #17.
Step 7

Raise the front of the car and secure on supports.

Step 8

Unscrew the wheel bolts.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. MERCEDES-BENZ CLC-CLASS (CL203)
Step 9

Remove the wheel.
Step 10

Clean the stabiliser link fasteners. Use a wire brush. Use WD-40 spray.
Step 11

Unscrew the fastener connecting the stabilizer link to the shock strut. Use a drive socket #16. Use a ratchet wrench.
Step 12

Remove the stabilizer rod.
Step 13

Disconnect the brake hose bracket. Use nippers.
Step 14

Disconnect the ABS sensor wiring.
Step 15

Disconnect the brake pad wear sensor wire.
Step 16

Clean the fasteners connecting the shock strut to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 17

Unscrew the upper fastener connecting the shock strut to the steering knuckle. Use HEX No.H12. Use a drive socket #21. Use a ratchet wrench. Use a tap wrench.
Step 18

Clean the fasteners connecting the shock strut to the steering knuckle. Use a wire brush. Use WD-40 spray.
Step 19

Unscrew the fasteners connecting the suspension strut to the steering knuckle. Use a drive socket #19. Use a tap wrench.
Step 20

Remove the fastening bolts.
Step 21

Disconnect the steering knuckle from the shock absorber strut. Use a crowbar.
Step 22

Prop up the steering knuckle. Use a hydraulic transmission jack.
Step 23

Remove the fastening bolt.
Step 24

Disconnect the steering knuckle from the shock absorber strut. Use a crowbar.
Step 25

Unscrew the top fastening of the shock strut mount.

AUTODOC recommends:
Important! Hold the suspension strut while unscrewing the fastening bolts. MERCEDES-BENZ CLC-CLASS (CL203)
Step 26

Remove the suspension strut.
Step 27

Set the shock absorber strut on the spring compressor tool.

Replacement: strut mount – MERCEDES-BENZ CLC-CLASS (CL203). Professionals recommend:
Note that when using a spring compressor, spring coils need to be securely gripped, compressing the spring on the opposite sides.Ensure the correct position of the spring in the retainer.Make sure that the spring coils tightly entered the lock handles.
Step 28

Compress the spring.
Step 29

Treat the shock strut rod. Use a wire brush. Use WD-40 spray.
Step 30

Remove the strut piston rod nut. Use a 14Х2.5-mm strut nut socket. Use a drive socket #21. Use HEX No.H7. Use a ratchet wrench.
Step 31

Remove the top strut mount.

AUTODOC recommends:
Replacement: strut mount – MERCEDES-BENZ CLC-CLASS (CL203). Carefully inspect the mount, the boot, and the bump stop of the shock absorber. Replace if necessary.
Step 32

Treat the upper shock strut mount. Use WD-40 spray.
Step 33

Install a new top shock strut mount.
Step 34

Tighten the shock strut piston rod nut. Use a 14Х2.5-mm strut nut socket. Use a drive socket #21. Use HEX No.H6. Use a torque wrench. Tighten it to 20 Nm torque.

AUTODOC recommends:
Replacement: strut mount – MERCEDES-BENZ CLC-CLASS (CL203). Be sure to position the filtering element correctly. Avoid misalignment.
Step 35

Treat the shock strut rod. Use copper grease.
Step 36

Decompress the spring.
Step 37

Remove the assembled shock strut.
Step 38

Treat the mounting seats of the shock strut. Use a wire brush. Use WD-40 spray.
Step 39

Install the shock strut into the wheel arch.
Step 40

Screw the top fastening of the shock strut mount. Do not tighten it.

AUTODOC recommends:
MERCEDES-BENZ CLC-CLASS (CL203) – To avoid injury, hold the suspension strut while screwing in the fastening bolts.
Step 41

Treat the mounting seats of the shock strut. Use a wire brush. Use WD-40 spray.
Step 42

Fix the shock absorber strut on the steering knuckle. Use a crowbar.
Step 43

Install the fastening bolt.
Step 44

Screw in the upper fastener connecting the shock strut to the steering knuckle. Use a drive socket #21. Use HEX No.H12. Use a ratchet wrench.
Step 45

Remove the support from under the steering knuckle.

AUTODOC recommends:
Replacement: strut mount – MERCEDES-BENZ CLC-CLASS (CL203). Lower the transmission jack smoothly, without jerks, to avoid damaging components and mechanisms.
Step 46

Fix the shock absorber strut on the steering knuckle. Use a crowbar.

Step 47

Install the fastening bolts.
Step 48

Screw in the fasteners connecting the suspension strut to the steering knuckle. Use a drive socket #19. Use a ratchet wrench.
Step 49

Tighten the lower fasteners connecting the shock strut to the steering knuckle. Use a drive socket #19. Use a torque wrench. Tighten it to 110 Nm torque.
Step 50

Tighten the upper fastener connecting the shock strut to the steering knuckle. Use a drive socket #21. Use HEX No.H12. Use a torque wrench. Tighten it to 100 Nm torque.+90°

AUTODOC recommends:
Important! Be sure to use new fasteners.
Step 51

Secure the brake hose bracket. Use nippers.
Step 52

Connect the ABS sensor wiring.
Step 53

Connect the brake pad wear sensor wire.
Step 54

Clean the mounting seats of the stabiliser link. Use a wire brush. Use WD-40 spray.

Step 55

Ιnstall the transverse stabilizer link.
Step 56

Tighten the fastener connecting the stabilizer link to the shock strut. Use a drive socket #16. Use a torque wrench. Tighten it to 60 Nm torque.
Step 57

Treat all joints of the stabiliser link. Treat the shock strut fasteners. Use copper grease.
Step 58

Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
Step 59

Clean the brake disk surface. Use a brake cleaner.

AUTODOC recommends:
Replacement: strut mount – MERCEDES-BENZ CLC-CLASS (CL203). After applying the spray, wait a few minutes.
Step 60

Install the wheel.

AUTODOC recommends:
Warning! To avoid injury, hold the wheel while screwing in the fastening bolts on the car. MERCEDES-BENZ CLC-CLASS (CL203)
Step 61

Screw in the wheel bolts. Use wheel impact socket #17.
Step 62

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 63

Remove the jacks and chocks.
Step 64

Tighten the upper fastener of the shock absorber strut mount. Use a combination spanner #21. Use HEX No.H6. Use a torque wrench. Tighten it to 60 Nm torque.
Step 65

Treat the fasteners of the shock strut mount. Use copper grease.

Step 66

Remove the fender protection cover.

Step 67

Close the hood.

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