I bought mine for about $80 from Amazon. It's the through the middle with a bolt design not the giant C type.


I think you might be wrong about the airbag though I am not sure there is no pressure on the lower link that holds the ball joint.

It's quite simple to bleed the air though.

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2011 E70 • N55 (me)
2012 E70 • N63 (wife)