GM has crafted some radically cool concept cars that should have made it to production, but unfortunately fell short.

On the design front, the HyperSport is striking and futuristic, with an unusual door layout that W Motors describes as “reverse dihedral doors”. It sits on forged aluminum wheels (19 inches at the ...

General Motors is known for its popular vehicles like the Corvette and Escalade, both of which are seen as staples of American car culture ... prototype for this concept. The extra curvy and ...