VEHICLE SUSPENSION WITH CLEARANCE SHIFTING

A support assembly for supporting a vehicle chassis on a wheel of the vehicle, the support assembly being configured to act as a suspension element of the vehicle through a pneumatic spring when a suspension lock is in a locked position and an axle lock is in an unlocked position, and the support assembly being configured to shift the clearance of the vehicle's chassis between a low clearance condition and a high clearance condition, the shifting comprising alternately changing the axle lock and the suspension lock between a locked position and an unlocked position while alternately inflating and deflating the pneumatic spring.