Attention: Why the Used MITSUBISHI FIGHTER Is in Demand The MITSUBISHI FIGHTER is widely known as a dependable 4-ton class truck. It offers the perfect balance between payload capacity and maneuverability. In the used market, PA-FK71D appears frequently as a mid-size commercial chassis. The gross vehicle weight often reaches around 8 tons, depending on specification. Moreover, the same chassis supports multiple body types such as: Wing body Flatbed Crane truck Dump Self-loader Therefore, it serves many industries.