The D7C model was introduced in 1955, came with a new and more powerful D339 engine and a host of other advancements. “Proved Performer Grows in Value!”, some of which had begun with the late-generation 3T tractors. The D7C was used for general bulldozing, pan pushing, tree dozing, scraper towing and other types of construction work. The production of D7C ended in 1959.
