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 ...

John Deere’s new 9RX 830 is the biggest, most powerful and most expensive tractor ever to go into series production. In pure horsepower terms, it can be bettered only by the 1,100hp custom-built Big ...

To drag a large implement across a big field you need a certain number of things. One of those is traction and grip on the ...

WATERLOO/CEDAR FALLS, Iowa (KWWL) -- John Deere will debut it's largest and most horse powered tractor this year, straight from the Cedar Valley. The 9RX830 has 830 horsepower, and will be ...

This John Deere 830 diesel, which belonged to a Littlestown, Pa., collector, sold for $15,500 on Oct. 4. The online auction also featured more than 20 other John Deere tractors, a few Farmall and ...

John Deere has launched its most powerful tractor yet, cranking the output of its flagship 9RX artic up to a heady 913hp. The performance boost has been made possible by upsizing to an 18-litre engine ...

This tractor of the month, 1975 JOHN DEERE 830 DIESEL, is owned by Christian Dilick, Kittanning, PA. The tractor was originally purchased brand new in 1975 by William S. Dilick. William sold it before ...