Important!
This replacement procedure can be used for:
BMW 1 Hatchback (E81) 118 i, BMW 3 Saloon (E90) 320 i, BMW 3 Touring (E91) 318 i, BMW 3 Convertible (E93) 320 i, BMW 1 Convertible (E88) 120 i, BMW 1 Hatchback (E87) 118 i

The steps may slightly vary depending on the car design.

How to replace suspension front lower arm BMW 3 E90 TUTORIAL | AUTODOC

Required tools:
Required tools:
Wire brush
WD-40 spray
Brake cleaner
Copper grease
Combination spanner #18
Combination spanner #21
Torx bit T30
Wheel impact socket #17
Ratchet wrench
Torque wrench
Hammer
Hydraulic transmission jack
Wheel chock
AUTODOC recommends:
  • The replacement procedure is identical for the left and right lower control arms.
  • All work should be done with the engine stopped.
Carry out replacement in the following order:
  1. How to change Control Arm on BMW E90 2006 - free PDF and video manuals
    Step 1
    Secure the wheels with chocks.
  2. How to replace BMW 3 (E90) 320d 2.0 2007 Control Arm - step-by-step manuals and video guides
    Step 2
    Loosen the wheel mounting bolts.Use wheel impact socket #17.
  3. BMW E90 320i 2.0 2008 Control Arm replacement: free workshop manuals
    Step 3
    Raise the front of the car and secure on supports.
    Step 4
    Unscrew the wheel bolts.
    AUTODOC recommends:
    To avoid injury, hold up the wheel when unscrewing the bolts.
  4. Changing Control Arm on BMW 3 (E90) 318i 2.0 2009 by yourself
    Step 5
    Remove the wheel.
  5. How to remove BMW 3 SERIES 325i 2.5 2010 Control Arm - online easy-to-follow instructions
    Step 6
    Clean all joints of the arm.Use a wire brush.Use WD-40 spray.
  6. How to replace Control Arm on BMW 3 (E90) 2011: download PDF manuals and video instructions
    Step 7
    Unscrew the fastener connecting the ball joint of the front control arm to the steering knuckle. Use a combination spanner #21.Use Torx T30.Use a ratchet wrench.
  7. How hard is it to do yourself: Control Arm replacement on BMW E90 325d 3.0 2006 - download illustrated guide
    Step 8
    Clean the fasteners connecting the control arm to the subframe.Use a wire brush.Use WD-40 spray.
    Step 9
    Unscrew the rear fastener connecting the control arm to the subframe.Use a combination spanner #18 (2 pieces).
  8. Need to know how to renew Control Arm on BMW 3 SERIES ? This free workshop manual will help you to do it yourself
    Step 10
    Remove the rear fastener of the control arm.Use a hammer.
    Step 11
    Disconnect the lower arm from the steering knuckle.Use a hammer.
  9. Changing of Control Arm on BMW E90 2008 won't be an issue if you follow this illustrated step-by-step guide
    Step 12
    Remove the arm.
  10. BMW 3 SERIES 320i 2.0 Control Arm replacement: online guides and video tutorials
    Step 13
    Clean the mounting seats and the thread of the suspension arm.Use a wire brush.Use WD-40 spray.
  11. Replacing Control Arm on BMW E90 2010 320d 2.0 by yourself
    Step 14
    Install a new arm.
    AUTODOC recommends:
    During the installation process, use only new bolts and nuts.Do not damage the ball joint cover.
  12. 3 (E90) 325i 2.5 2011 Control Arm DIY replacement workshop manual
    Step 15
    Connect the lower arm to the steering knuckle.
    Step 16
    Screw in the fastener connecting the ball joint of the front control arm to the steering knuckle. Use a combination spanner #21.Use Torx T30.Use a torque wrench.Tighten it to 70 Nm torque.
  13. How to change Control Arm on BMW 3 (E90) 2006 - tips and tricks
    Step 17
    Treat the fasteners of the ball joint.Use copper grease.
  14. Step-by-step recommendations for DIY replacement BMW E90 2007 325i 2.5 Control Arm
    Step 18
    Install the rear fastener of the control arm.
    Step 19
    Screw the rear fastener connecting the control arm to the subframe. Use a combination spanner #18 (2 pieces).
  15. DIY replacement of Control Arm on BMW 3 (E90) 318d 2.0 2008 is not an issue anymore with our step-by-step tutorial
    Step 20
    Prop up the steering knuckle.Use a hydraulic transmission jack.
  16. How to change Control Arm on BMW E90 2006 - free PDF and video manuals
    Step 21
    Tighten the rear fastener of the control arm.Use a combination spanner #18 (2 pieces).Use a torque wrench.Tighten it to 85 Nm torque.
  17. How to replace BMW 3 (E90) 320d 2.0 2007 Control Arm - step-by-step manuals and video guides
    Step 22
    Treat all joints of the arm.Use copper grease.
  18. BMW E90 320i 2.0 2008 Control Arm replacement: free workshop manuals
    Step 23
    Remove the support from under the steering knuckle.
    AUTODOC recommends:
    Lower the hydraulic transmission jack smoothly, without jerks, to avoid damaging assemblies and mechanisms.
  19. Changing Control Arm on BMW 3 (E90) 318i 2.0 2009 by yourself
    Step 24
    Treat the surface where the brake disc contacts the wheel rim. Use copper grease.
  20. How to remove BMW 3 SERIES 325i 2.5 2010 Control Arm - online easy-to-follow instructions
    Step 25
    Clean the brake disk surface.Use a brake cleaner.
    AUTODOC recommends:
    After applying the spray, wait a few minutes.
  21. How to replace Control Arm on BMW 3 (E90) 2011: download PDF manuals and video instructions
    Step 26
    Install the wheel.
    AUTODOC recommends:
    To avoid injury, hold up the wheel when screwing in the fastening bolts.
  22. How hard is it to do yourself: Control Arm replacement on BMW E90 325d 3.0 2006 - download illustrated guide
    Step 27
    Screw in the wheel bolts.Use wheel impact socket #17.
  23. Need to know how to renew Control Arm on BMW 3 SERIES ? This free workshop manual will help you to do it yourself
    Step 28
    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 120 nm torque.
  24. Changing of Control Arm on BMW E90 2008 won't be an issue if you follow this illustrated step-by-step guide
    Step 29
    Remove the jacks and chocks.
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