The 1956 S-120 4x4 was an update of the late-1955 R-120 4x4, with the same styling changes as on the rest of the light duty S-models. Besides the pickup body, the ¾-ton 4x4 was now available as a Travelall, panel, stake, or with a utility body. The BD-240 engine was standard and transmission choices were the standard 3-speed syncromesh and syncro or non-syncro 4