The Chrysler Corporation, founded in 1925, expanded in 1928, establishing Plymouth and DeSoto brands, they also acquired Fargo Trucks and Dodge Brothers Motors and started selling vehicles under those names. Desotos got the new forward look for 1957, looking even bigger, it got tall tail fins as well. Models available were; The 122 inch wheelbase Firesweep was available in 2 and 4 door Sportsman Hardtop or 4 door Sedan and Wagon. The 1959 facelift saw a new look front clip The longer 126inch wheelbase cars available were; The base Firedome, available in; 2 and 4 door Sportsman Hardtops, Convertible, and 4 door Sedan. The upmarket Fireflite was available in 2 or 4 door Sportsman Hardtop, Convertible and 4 door Sedan or Wagon. The performance Adventurer in 2 door Hardtop or Convertible was introduced in 1956, it had a hi-output V8, dual exhausts and custom appointments and trim.

The 4 door Firesweep Sedan, along with Dodge Custom Royal and Plymouth Belvedere were also assembled in Australia in 1958 and 59, sent there from the US in complete knocked down form. It was replaced there in 1960 by the Dodge Phoenix.