As part of the Wehrmacht's re-armament program they used commercially
available Lorries (Lastkraftwagen) and modified them for military
In 1934 it was decided to replace the existing commercially
bought vehicles and with a new range of standardised purpose-built
vehicles. It was decided that there would be three classes
of Lastkraftwagen. And that they should have as many parts.
In common as possible, e.g. suspension engines, etc. many
manufacturers were involved in the manufacture of Lastkraftwagen,
German Military Vehicles.
Armoured Fighting Vehicles of Germany World War II.
Encyclopedia of German Tanks of World Two.
For a complete list of sources