The Impala name was first used for the Corvette-based show car at the 1956 General Motors Motorama. Painted emerald green metallic, with a white interior, the Impala featured hardtop styling.
September 28, 1964
Dealer introduction of the new line of Chevrolet cars. Model year production of the 1964 Chevelle was 338,286 units which represented 4.3 percent of the total U.S. auto production for the year.