Design
Developed by Büssing-NAG in Berlin, the SdKfz 6 was to be a medium tractor for the 105 mm leFH 18 and to be used by engineer units.
Praga Model
Praga build the SdKfz 6 with longer track bogies and a Maybach HL54 engine.
Too Expensive
It was expensive to produce so production was phased out in 1941 in favor of the sWS.