A suspension assembly is provided for use with a vehicle having a chassis enclosing a drive system for rotatably driving a closed-loop track. The suspension assembly includes at least one elongated ground contact engaged with the closed-loop track, and an elongated swing arm angularly disposed in the closed-loop track. The swing arm extends between a front end portion adapted to be coupled to the chassis, and a rear end portion coupled to the at least one ground contact. A mounting arrangement is coupled to the swing arm for permitting at least rotation of the swing arm about a pivot axis extending longitudinally of the at least one ground contact wherein the mounting arrangement includes a wire rope mount.