Biggest truck in the world is named Caterpillar 797F Mining Truck. This monster truck is operated at the mine to transport coal, rock or sand in large quantities. Truk weighs 456 kilograms, 6.4 meters high and 14.6 meters in length. It can be seen drawing comparisons with a Caterpillar truck SUV. It has an engine power up to 4 thousand horse power, can carry 300 tons of material and can run up to 67 kilometers per hour.