Arnott Industries Air Strut Assembly - AS3369: Arnott Industries Air Strut Assembly - AS3369 is a direct-fit, OE quality air suspension strut designed to match the original equipment in ride quality, durability and performance. The strut features a new air spring bladder, new seals, O-rings, heavy-duty crimping rings, a new dust boot, a new air line fitting and a new nitrogen charge. The strut is backed by Arnott's Limited Lifetime Warranty.