By adding a cargo box to the undercarriage of a combine harvester, Yanmar created the YFW500D, the world's first Tracked carrier. The YFW500D was powered by a Yanmar diesel engine and could transport materials on soft ground where trucks and dump trucks could not enter.

Yanmar YFW500D '1971–????

Yanmar YFW500D '1971–????

By adding a cargo box to the undercarriage of a combine harvester, Yanmar created the YFW500D, the world's first Tracked carrier. The YFW500D was powered by a Yanmar diesel engine and could transport materials on soft ground where trucks and dump trucks could not enter.

WheelsAge.org '2005–pres.