Additional changes included new two-axle main undercarriage bogies. As are the motor bogies axles on the Class 310. The main undercarriage was two 8-wheel bogies and a 2-wheel nose. The carriages rode on two C-shaped channels mounted across the top of the bogies. The leading bogies and coupled wheels had Cannon-type axle boxes. Two standard axle "bogies" provide the drive mechanism. Rubber-tyred metro trains use a specialised version of railway bogies. The retractable landing gear consists of two main wheel bogies and a dual nose wheel. They were tended by Type EW1 tenders which rode on six-wheeled bogies. The tank was carried by five double wheel bogies on each side. The cabin is suspended below two motorized bogies, which are enclosed in the carrier girder. All vehicles are linked by Jacobs bogies, with the end bogies being motored. Other short excavations discovered other debris, including bogies from the hoppers. Eight motors provide a total of for three bogies. It has jacobs bogies shared between the individual coaches, with wide walk-through gangways.