American Motors planned to produce a stretched a 117 inches (297 cm) wheelbase

Wheelbase

In both road and rail vehicles, the wheelbase is the distance between the centers of the front and rear wheels.- Road :In automobiles, the wheelbase is the horizontal distance between the center of the front wheel and the center of the rear wheel...

 version of the Rambler platform for Nash dealers to be the new Nash Ambassador, and another for Hudson dealers. Shortly before committing to production of the new long-wheelbase versions of the Hudson and the Nash, CEO Romney decided to abandon the Nash and Hudson marques.

Despite the fact that the Nash and Hudson names were canceled, work on the car itself continued, and American Motors introduced debuted in the fall of 1957, the 1958 "Ambassador V-8 by Rambler" on a 117 inches (297 cm) wheelbase.