John Deere has made plenty of big machinery in the past, but this one is the green-and-yellow’s largest ever. It’s called the 9RX 830, and thanks to its 18-liter turbodiesel engine, it’s also the most ...

Built in 1977 in Havre, Montana, Big Bud is a 747 farm tractor standing 14 feet tall and 27 feet long. It weighs over 100,000 pounds and has a 1,100 horsepower engine. Throughout the 1980s and 90s ...