Fernsprechkraftwagen (Kfz. 77) & Funkhorchkraftwagen (Kfz. 77) mit Fahrgestell des l. gl. Lkw. (o)
This and the other illustrated Büssing-NAG type G 31 are Fernsprechkraftwagen (Kfz. 77) mit Fahrgestell des l. gl. Lkw. (o) – telephone motor vehicles (Kfz. 77) with the chassis of the light cross-country lorry (commercial).
The different variants of the Kfz. 77 were hard to differentiate, outwardly. An identification is only possible, indirectly.