Built in Brazil using Volkswagen mechanicals, the X-15 and related G-15 use a Plasteel (steel reinforced fiberglass) chassis. They are 2 wheel drive, were offered in many variants and seem indestructible!...
Built on principles tried in the 1970’s, the Steinwinter is as odd looking today as it must have been then. The idea was to decrease the size and aerodynamic drag of the typical truck. This skatelike vehicle proved unpopular with drivers and suffered from handling problems, testing was stopped after 3000km....
Pics and info from: http://www.corvettes.nl/gm_prototypes/wedge/index.html
Fitted with: "a 3.1 V-6 Camaro engine, power steering and disc brakes all around, Jeep front end, Explorer rear end, 700R4 auto trans, winch, high jack, engine driven air compressor, air tools, on board 120 amp welder, 21 gallon gas tank." Spotted in California around 2005....
Forward control Jeeps: https://en.wikipedia.org/wiki/Jeep_Forward_Control...
https://history.gmheritagecenter.com/wiki/index.php/2004_Chevrolet_Nomad_Concept...
Info and picture credit (tons more):...