Rare Highboy (1-of-9): 1974 Ford F-250 4×4 (opens in new tab)

Collectors often say that any car or truck is a one-of-one if you break down its options far enough, but there's a reason for that; back when our favorite cars and trucks were being built, a buyer could choose from dozens and dozens of options. Hence, you have trucks like this one-of-nine 1974 Ford F-250...