Watch this vintage crawler tractor demonstrate its impressive traction and pulling power on rough dirt terrain. The massive tracked machine moves steadily across the ground while surrounded by other ...

Watch this massive John Deere 9320 four-wheel-drive tractor tackle demanding work on rough terrain. With its enormous tires, articulated design, and heavy-duty construction, this powerful machine is ...

It's one of their most recognizable features. Almost every tractor you've ever seen has much larger rear tires compared to the front ones. Why is that?