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How to change rear lower arm on BMW 6 Convertible (E64) – replacement guide
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Important!
This replacement procedure can be used for:
BMW 6 Convertible (E64) 645 Ci, BMW 6 Convertible (E64) 630i, BMW 6 Convertible (E64) 650i, BMW 6 Convertible (E64) M6, BMW 6 Convertible (E64) 635 d, BMW 6 Convertible (E64) 630i … View more
The steps may slightly vary depending on the car design.
BMW 6 Convertible (E64) 645 Ci, BMW 6 Convertible (E64) 630i, BMW 6 Convertible (E64) 650i, BMW 6 Convertible (E64) M6, BMW 6 Convertible (E64) 635 d, BMW 6 Convertible (E64) 630i … 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 6 Convertible (E64) and other BMW models
Suspension arm
Alternative products

Wire brush
WD-40 spray
Brake cleaner
Copper grease
Combination spanner #18
Combination spanner #21
Drive socket # 10
Wheel impact socket #17
Ratchet wrench
Torque wrench
Flat Screwdriver
Crow bar
Hydraulic transmission jack
Wheel chock
Replacement: rear lower arm – BMW 6 Convertible (E64). Tip from AUTODOC experts:
- The replacement procedure is identical for the right and left upper control arms.
- Please note: all work on the car – BMW 6 Convertible (E64) – should be done with the engine switched off.
Carry out replacement in the following order:
- Step 1Secure the wheels with chocks.
- Step 2Loosen the wheel mounting bolts. Use wheel impact socket #17.
- Step 3Raise the rear of the car and secure on supports.Step 4Unscrew the wheel bolts.Replacement: rear lower arm – BMW 6 Convertible (E64). Tip:To avoid injury, hold up the wheel when unscrewing the bolts.
- Step 5Remove the wheel.
- Step 6Disconnect the ABS sensor wiring. Use a flat screwdriver.
- Step 7Disconnect the brake pad wear sensor cable. Use a flat screwdriver.
- Step 8Remove the mounting bracket of the ABS sensor wiring from the upper arm. Use a flat screwdriver.
- Step 9Clean all joints of the arm. Use a wire brush. Use WD-40 spray.Step 10Unscrew the front arm fastener. Use a combination spanner #18 (2 pieces).
- Step 11Remove the front fastener of the control arm. Use a crowbar. Use a flat screwdriver.
- Step 12Unscrew the fastener connecting the control arm to the rear knuckle. Use a combination spanner #21. Use a drive socket #10. Use a ratchet wrench.
- Step 13Detach the suspension arm from the rear knuckle.
- Step 14Remove the arm.
- Step 15Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray.Step 16Install a new arm.Replacement: rear lower arm – BMW 6 Convertible (E64). AUTODOC recommends:During the installation process, use only new bolts and nuts.Do not damage the ball joint cover.
- Step 17Attach the suspension arm to the rear knuckle.Step 18Tighten the fastener connecting the suspension arm to the rear knuckle. Use a combination spanner #21. Use a drive socket #10. Use a torque wrench. Tighten it to 165 Nm torque.
- Step 19Install the front fastener of the arm.
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