While the Firesweep featured DeSoto's signature tailfins, the front clip (the front section, forward of the firewall) was based on the Dodge Coronet. The most telling feature was the headlight design, housed under heavily chromed lids typical of Dodge.
The Firesweep's tailfins were a hallmark of DeSoto, while its front clip was inspired by the Dodge Coronet. The most distinctive element was the headlight design, which was housed under heavily chromed covers typical of Dodge.