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      08-28-2012, 02:51 AM   #3
rzm3
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Drives: E92 M3
Join Date: Aug 2007
Location: USA

iTrader: (17)

I'm not aware of any notches on KW's for the M3.

In any case, tell your mechanic to take 'before' ride height measurements, and after installation, adjust the height collars to your desired ride height... typically 3/4 to 1" lowering.