Elon had me at Exoskeleton! No further explanations needed nor wants unfulfilled.
Admittedly I did go through the 7 stages of acceptance and delayed ordering until day 2.5.
My old notes show a range of +3 / -3 inches of adjustment for a total of 6". At the stated 16 inches of ground clearance, assuming that to be max height, it might have 10" at it's lowest setting.
Since then, Elon said that he was revisiting the air shocks for better off-road capability but...