John Deere 9RX 540

The John Deere 9RX 540 is an articulated crawler tractor in the 9R Series, built since 2021 in Waterloo, Iowa, USA. It features a powerful 13.6L 6-cylinder turbocharged aftercooled diesel engine with Tier IV emissions, delivering a gross rated power of 532.4 hp and maximum power of 586 hp. The tractor has an 18-speed full power shift transmission (e18) with 18 forward and 6 reverse gears. It is equipped with articulated crawler drive, bull gear final drives, electro-hydraulic differential locks front and rear, articulated power steering, and hydraulic wet disc brakes. The cab comes standard with air-conditioning. Hydraulics are closed center pressure/flow compensated with up to 8 valves and optional high flow pump and SCV options. The tractor hitch is category IVN/IV with rear lift capacity up to 20,000 lbs optional. The rear PTO is independent with a 1000 rpm type. Dimensions include a 162.5 inch wheelbase, 346.3 inch length, and shipping weight of 56,320 lbs. Track widths range from 18 to 36 inches. Electrical system features a negative ground alternator charging system with 250 amps standard and optional 330 amps, powered by three 12-volt batteries. Original price was $806,507 in 2023.