Just an FYI...the dual axle pnuematic system (EHC II) is easily identifiable without having to look underneath the vehicle...just look at the left side of the dash to the right of the headlight switch...and you'll see a switch that allows you to adjust the suspension. The rear axle only pneumatic suspension (EHC I) isn't manually adjustable:

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• 2015 f06 650ix GC (Moonstone exterior/Cohiba brown Merino Leather interior)
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