ID: 254  \nPath: /Product Data/Cars/chevrolet/Impala  \nImpala The was introduced for the 1958 model year as top of line Bel Air hardtops and convertibles. From windshield pillar rearward differed structurally from lower-priced Chevrolet models. Hardtops had a slightly shorter greenhouse longer rear deck. wheelbase than lower priced models although overall length identical. Interiors held two-spoke steering wheel color-keyed door panels with brushed aluminum trim. No other series included convertible. Full-Size US not completed virtual-car Product Data Cars chevrolet