Looks like Arnott has finished the development on the front air bags: http://www.arnottindustries.com/part_LAND_ROVER_Air_Suspension_Parts_yid4_pid175.html
Post on LandRoverForums with more detail: http://tinyurl.com/6skdn93
Post on LandRoverForums with more detail: http://tinyurl.com/6skdn93
