1972 GMC Suburban CUSTOM STATION WAGON Call for price Selling At Auction - Scottsdale - March - 2021 - ; This 1972 GMC Suburban custom is powered by a 406ci 8-cylinder small-block engine mated to a 4-speed automatic transmission. The custom has a Zed... Barrett-Jackson Auction Company Scottsdale, AZ (888)-444-3002 Inquire