The 1965 Chevrolet Impala SS Hardtop Coupe you've described is a classic beauty with an impressive history. The fact that it's part of the fourth generation of the Impala, which achieved a record-breaking 1 million units sold in the United States, adds to its significance in automotive history. The details about the changes in design and features for the 1965 model year, including the shift from the "X" frame to a full-width perimeter frame and the new body elements, provide context to the era's automotive innovations. The presence of Cragar wheels, a center console with a clock, and bucket seats further accentuate the car's classic and stylish attributes. It sounds like an excellent example of a 1965 Chevrolet Impala SS that's ready for its next owner to enjoy.