The 1956 Harley-Davidson KHK model was the final flathead motorcycle that Harley would ever produce. The KHK featured lower handlebars, less chrome trim, and more-performance oriented camshafts. Learn more about the 1956 Harley-Davidson KHK.
The 1956 Simplex Automatic motorcycle was a lightweight machine that could return 100 mpg. The main reasons for the high fuel economy were the overall light weight and efficient design of the bike. See pictures and learn about the Simplex Automatic.