A South Australian Railways XSB Cast Steel 40 Ton Ride Control bogie with Roller Bearings and disc wheels, these where designed for use on Broad Gauge and Standard Gauge bogie exchange rollingstock. This is the Front Bogie on Standard Gauge, painted Grey and a Model Number of XSB 8003 with a W.C of 5ft 9in and 3ft 0 1/4in dia wheels, b.r.base0, is located Z-Axis 0.