This is it. Built in Los Angeles with VIN #to proof it, Original Aviation Step-Van, spent 20 years in airport service dutythen stored for 30 years and very little rust. This is a real piece of American history in original condition. Chevrolet Heavy Duty 3700 1-Ton chassis,Engine code 3731548 is 283 CI V8 with heavy duty 4-speed transmission, ABC Customline VanStep Van body 137" wheelbase with a front sliding door on each side. Solid wood floor with barn doors and all solid metallatches. This is a matching numbers 1957 Gem. Good running and driving condition with clear, clean California title with registration paid through Dec 2017.True miles unknown and not listed on title. Would love to sell this beauty to someonethat will restore it for another 50 year life. Local pickup only.