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How to change front lower arm on BMW Z8 Roadster (E52) – replacement guide
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Important!
This replacement procedure can be used for:
BMW Z8 Roadster (E52) 4.9 … View more
The steps may slightly vary depending on the car design.
BMW Z8 Roadster (E52) 4.9 … 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 Z8 Roadster (E52) and other BMW models
Alternative products

Wire brush
WD-40 spray
Brake cleaner
Copper grease
Combination spanner #18
Drive socket # 16
Drive socket # 18
Drive socket # 22
Wheel impact socket #17
Ratchet wrench
Torque wrench
Ball joint puller
Hydraulic transmission jack
Wheel chock
Replacement: front lower arm – BMW Z8 (E52). AUTODOC recommends:
- The replacement procedure is identical for the left and right lower control arms.
- All work should be done with the engine stopped.
Replacement: front lower arm – BMW Z8 (E52). Use the following procedure:
- Step 1
Secure the wheels with chocks. - Step 2
Loosen the wheel mounting bolts. Use wheel impact socket #17. - Step 3Raise the front of the car and secure on supports.Step 4
Unscrew the wheel bolts.Replacement: front lower arm – BMW Z8 (E52). Tip from AUTODOC:To avoid injury, hold up the wheel when unscrewing the bolts. - Step 5
Remove the wheel. - Step 6
Remove the control arm cover. - Step 7
Clean all joints of the arm. Use a wire brush. Use WD-40 spray. - Step 8
Unscrew the ball joint fastening to the steering knuckle. Use a drive socket #22. Use a ratchet wrench. - Step 9
Disconnect the ball joint from the steering knuckle. Use a ball joint puller. - Step 10
Unscrew the lower fastener connecting the shock strut to the steering knuckle. Use a combination spanner #18. Use a drive socket #16. Use a ratchet wrench. - Step 11
Unscrew the front arm fastener. Use a combination spanner #18. Use a drive socket #18. Use a ratchet wrench. - Step 12
Remove the front fastener of the control arm. - Step 13
Remove the arm. - Step 14
Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray. - Step 15
Install a new arm.AUTODOC recommends:During the installation process, use only new bolts and nuts.Do not damage the ball joint cover. - Step 16
Connect the ball joint to the steering knuckle. - Step 17
Screw the fasteners of the ball joint. Use a drive socket #22. Use a ratchet wrench. - Step 18
Clean the mounting seats and the thread of the suspension arm. Use a wire brush. Use WD-40 spray. - Step 19
Install the front fastener of the arm.
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