Wiener Stadtwerke driving school car no. 6859, built by the central workshops from various spare parts including two rear ends of L4 cars left over when converting them to articulated F units. There is the possibility to simulate various difficulties, including slippery tracks, and a second crank for the driving instructor. In service until 1986. Length 11.2 m, wheelbase 3.4 m, weight 13.2 t, power 122 kW.

Wiener Straßenbahnmuseum, 2011-06-26.

tobias b köhler