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How to change rear lower arm on MERCEDES-BENZ E-Class T-modell (S212) – replacement guide
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Important!
This replacement procedure can be used for:
MERCEDES-BENZ E-Class T-modell (S212) E 350 (212.256), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG (212.274), MERCEDES-BENZ E-Class T-modell (S212) E 350 CDI (212.223), MERCEDES-BENZ E-Class T-modell (S212) E 350 CDI 4-matic (212.293), MERCEDES-BENZ E-Class T-modell (S212) E 500 4-matic (212.291), MERCEDES-BENZ E-Class T-modell (S212) E 500 (212.273), MERCEDES-BENZ E-Class T-modell (S212) E 350 (212.259), MERCEDES-BENZ E-Class T-modell (S212) E 350 4-matic (212.288), MERCEDES-BENZ E-Class T-modell (S212) E 250 CDI / BlueTEC 4-matic (212.282, 212.297), MERCEDES-BENZ E-Class T-modell (S212) E 300 4-matic (212.280), MERCEDES-BENZ E-Class T-modell (S212) E 300 (212.255), MERCEDES-BENZ E-Class T-modell (S212) E 200 CDI / BlueTEC (212.205, 212.206), MERCEDES-BENZ E-Class T-modell (S212) E 220 CDI / BlueTEC (212.202, 212.201), MERCEDES-BENZ E-Class T-modell (S212) E 250 CDI / BlueTEC (212.203, 212.204), MERCEDES-BENZ E-Class T-modell (S212) E 350 CDI (212.225), MERCEDES-BENZ E-Class T-modell (S212) E 350 CDI 4-matic (212.289), MERCEDES-BENZ E-Class T-modell (S212) E 200 CGI (212.248), MERCEDES-BENZ E-Class T-modell (S212) E 250 CGI (212.247), MERCEDES-BENZ E-Class T-modell (S212) E 350 4-matic (212.287), MERCEDES-BENZ E-Class T-modell (S212) E 350 CGI (212.257), MERCEDES-BENZ E-Class T-modell (S212) E 500 (212.272), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG (212.277), MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC (212.224), MERCEDES-BENZ E-Class T-modell (S212) E 220 CDI (212.202), MERCEDES-BENZ E-Class T-modell (S212) E 300 CDI (212.220), MERCEDES-BENZ E-Class T-modell (S212) E 300 CDI / BlueTEC (212.227, 212.221), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG (212.274), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG 4-matic (212.276), MERCEDES-BENZ E-Class T-modell (S212) E 300 Hybrid / BlueTEC Hybrid (212.298), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG 4-matic (212.292), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG (212.275), MERCEDES-BENZ E-Class T-modell (S212) E 400 (212.265), MERCEDES-BENZ E-Class T-modell (S212) E 400 4-matic (212.267), MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC, MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC 4-matic (212.294), MERCEDES-BENZ E-Class T-modell (S212) E 200 (212.234), MERCEDES-BENZ E-Class T-modell (S212) E 250 (212.236), MERCEDES-BENZ E-Class T-modell (S212) E 300 (212.254), MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC (212.226), MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC 4-matic (212.294), MERCEDES-BENZ E-Class T-modell (S212) E 400 (212.261), MERCEDES-BENZ E-Class T-modell (S212) E 400 4-matic (212.299), MERCEDES-BENZ E-Class T-modell (S212) E 220 BlueTEC 4-matic (212.211), MERCEDES-BENZ E-Class T-modell (S212) E 220 BlueTEC … View more
The steps may slightly vary depending on the car design.
MERCEDES-BENZ E-Class T-modell (S212) E 350 (212.256), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG (212.274), MERCEDES-BENZ E-Class T-modell (S212) E 350 CDI (212.223), MERCEDES-BENZ E-Class T-modell (S212) E 350 CDI 4-matic (212.293), MERCEDES-BENZ E-Class T-modell (S212) E 500 4-matic (212.291), MERCEDES-BENZ E-Class T-modell (S212) E 500 (212.273), MERCEDES-BENZ E-Class T-modell (S212) E 350 (212.259), MERCEDES-BENZ E-Class T-modell (S212) E 350 4-matic (212.288), MERCEDES-BENZ E-Class T-modell (S212) E 250 CDI / BlueTEC 4-matic (212.282, 212.297), MERCEDES-BENZ E-Class T-modell (S212) E 300 4-matic (212.280), MERCEDES-BENZ E-Class T-modell (S212) E 300 (212.255), MERCEDES-BENZ E-Class T-modell (S212) E 200 CDI / BlueTEC (212.205, 212.206), MERCEDES-BENZ E-Class T-modell (S212) E 220 CDI / BlueTEC (212.202, 212.201), MERCEDES-BENZ E-Class T-modell (S212) E 250 CDI / BlueTEC (212.203, 212.204), MERCEDES-BENZ E-Class T-modell (S212) E 350 CDI (212.225), MERCEDES-BENZ E-Class T-modell (S212) E 350 CDI 4-matic (212.289), MERCEDES-BENZ E-Class T-modell (S212) E 200 CGI (212.248), MERCEDES-BENZ E-Class T-modell (S212) E 250 CGI (212.247), MERCEDES-BENZ E-Class T-modell (S212) E 350 4-matic (212.287), MERCEDES-BENZ E-Class T-modell (S212) E 350 CGI (212.257), MERCEDES-BENZ E-Class T-modell (S212) E 500 (212.272), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG (212.277), MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC (212.224), MERCEDES-BENZ E-Class T-modell (S212) E 220 CDI (212.202), MERCEDES-BENZ E-Class T-modell (S212) E 300 CDI (212.220), MERCEDES-BENZ E-Class T-modell (S212) E 300 CDI / BlueTEC (212.227, 212.221), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG (212.274), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG 4-matic (212.276), MERCEDES-BENZ E-Class T-modell (S212) E 300 Hybrid / BlueTEC Hybrid (212.298), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG 4-matic (212.292), MERCEDES-BENZ E-Class T-modell (S212) E 63 AMG (212.275), MERCEDES-BENZ E-Class T-modell (S212) E 400 (212.265), MERCEDES-BENZ E-Class T-modell (S212) E 400 4-matic (212.267), MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC, MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC 4-matic (212.294), MERCEDES-BENZ E-Class T-modell (S212) E 200 (212.234), MERCEDES-BENZ E-Class T-modell (S212) E 250 (212.236), MERCEDES-BENZ E-Class T-modell (S212) E 300 (212.254), MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC (212.226), MERCEDES-BENZ E-Class T-modell (S212) E 350 BlueTEC 4-matic (212.294), MERCEDES-BENZ E-Class T-modell (S212) E 400 (212.261), MERCEDES-BENZ E-Class T-modell (S212) E 400 4-matic (212.299), MERCEDES-BENZ E-Class T-modell (S212) E 220 BlueTEC 4-matic (212.211), MERCEDES-BENZ E-Class T-modell (S212) E 220 BlueTEC … 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 – Control Arm for E-Class T-modell (S212) and other MERCEDES-BENZ models
Alternative products

Wire brush
WD-40 spray
Brake cleaner
Ceramic grease
Copper grease
Torque wrench
Combination spanner #18
Drive socket # 10
Drive socket # 18
Torx bit E10
Torx bit E14
XZN socket bit # 12
Wheel impact socket #17
Ratchet wrench
Flat screwdriver
Hydraulic transmission jack
Wheel chock
Replacement: rear lower arm – MERCEDES-BENZ E-CLASS T-Model (S212). Tip from AUTODOC:
- The replacement procedure is identical for the left and right lower control arms.
- Please note: all work on the car – MERCEDES-BENZ E-CLASS T-Model (S212) – should be done with the engine switched off.
Carry out replacement in the following order:
- Step 1Secure the wheels with chocks.Step 2
Loosen the wheel mounting bolts. Use wheel impact socket #17. - Step 3Raise the car.Replacement: rear lower arm – MERCEDES-BENZ E-CLASS T-Model (S212). AUTODOC experts recommend: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 4
Unscrew the wheel bolts.AUTODOC recommends:Warning! To avoid injury, hold the wheel while unscrewing the fastening bolts. MERCEDES-BENZ E-CLASS T-Model (S212) - Step 5
Remove the wheel. - Step 6
Unclip the fasteners and remove the suspension arm plastic cover. Use a flat screwdriver. - Step 7
Unscrew the fasteners of the underbody plastic cover. Use a drive socket #10. Use a ratchet wrench. - Step 8
Clean all joints of the arm. Use a wire brush. Use WD-40 spray. - Step 9
Unscrew the fastener that connects the suspension arm to the stub axle. Use a combination spanner #18. Use XZN #12. Use a ratchet wrench. - Step 10
Remove the fastening bolt. - Step 11
Clean the subframe bracket fasteners. Use a wire brush. Use WD-40 spray. - Step 12
Support the subframe. Use a hydraulic transmission jack. - Step 13
Unscrew the subframe bracket fasteners. This is necessary to access the upper fastening bolt of the suspension arm. Use Torx E10. Use Torx E14. Use a ratchet wrench. - Step 14
Remove the fastening bolts. - Step 15
Remove the subframe bracket. - Step 16
Unscrew the fastener connecting the control arm to the subframe. Use a combination spanner #18. Use XZN #12. Use a ratchet wrench. - Step 17
Remove the fastening bolt. - Step 18
Remove the arm. - Step 19
Clean the suspension arm mounting seats. Use a wire brush. Use WD-40 spray. - Step 20
Clean the subframe bracket mounting seats. Use a wire brush. Use WD-40 spray. - Step 21
Install a new arm.Replacement: rear lower arm – MERCEDES-BENZ E-CLASS T-Model (S212). Professionals recommend:During the installation process, use only new bolts and nuts. - Step 22
Install the fastening bolts. - Step 23
Install the subframe bracket. - Step 24
Install the fastening bolts. - Step 25
Tighten the subframe bracket fasteners. Use Torx E10. Use a torque wrench. Tighten it to 28 Nm torque.
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