Phänomen Krankenkraftwagen Kfz.31
The full designation is Phänomen Granit 25H Ambulanz Kfz.31. The Phänomen Granit was produced from 1931 to 1941 by Phänomen-Werke Gustav Hiller AG in Zittau. First as a civilian truck and from 1936 also for the Wehrmacht as an ambulance. Most of the Phänomen Granit 25H series had an enclosed cab.
