On June 28, 1947, Chevrolet released a brand new series of half, 3/4 and one ton medium duty trucks billed as Advance-Design. Featuring a major post war redesign, the trucks were also badged as GMC New Design. Together they were marketed as stronger and sleeker than the trucks they succeeded, the AK Series. The sales folks really had their work cut out for them, as the Chevy and GMC trucks were the best selling rigs in their class between their introduction and 1955, when they were replaced with the Task Force series. This handsome 1951 GMC isn't specified by its rating, but we do know it hasn't ran in 35 years. Does that make up for the lack of other information? If old blue turns you on, even though it doesn't, it could be yours for $5,900 a bit east of Pittsburgh, PA. Let's check it ou...