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Thread: Thrust arm
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Old 08-27-2010, 09:42 PM
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dms540i dms540i is offline
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Location: Massachusetts
Join Date: Mar 2010
Posts: 644
Mein Auto: 1999 BMW 540iA
Originally Posted by bluebee View Post
Can someone break it to me gently ... What IS a thrust arm? What does it do?

Why do you guys replace them (how do we know if they're bad)?

I keep hearing this term but I have no clue what it is.
I agree it's confusing jargon for what others may refer to as the control arm - see #5 in the link below. The culprit bushing is #6.
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