1923 21 Apr. 670 (advt.) Potholes are smoothed out by the efficient leaf springing.
1958 26 Sept. 6/4 Air suspension is confined mostly to passenger-carrying vehicles, for the normal leaf springing is considered satisfactory for goods vehicles.
2013 (Nexis) 31 May 20 The big Holden does make some concession to a need to provide a better on-road ride..by having a coil-spring rear axle rather than leaf springing.