1. The John Deere Tractors 6420 TM4733 is a reliable and efficient agricultural machine designed to meet the needs of farmers and agricultural workers. This model comes with a free online manual, providing users with easy access to important information and maintenance guidelines. With its powerful engine and durable build, the John Deere 6420 TM4733 is a top choice for those looking for a high-quality tractor that can handle a variety of tasks on the farm.