11/6/2019 · Terex MT 5500AC, also known as the Unit Rig MT 5500AC, ranks as one of the biggest mining dump trucks in the world. The 360t payload capacity vehicle isCustom for high volume surface mining. The maximum gross vehicle weight of Terex MT 5500AC is 598t. The overall length is 14.87m while the width and loading height are 9.05m and 7.67m respectively.