John Deere

John Deere 9RX 490

The John Deere 9RX 490 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 producing 482.8 hp (gross) and up to 531 hp maximum. The tractor uses an e18 18-speed full power shift transmission with 6 reverse gears. It has a wheelbase of 162.5 inches and weighs 56,320 lbs. The 9RX 490 offers advanced hydraulics, articulated power steering, and a comfortable cab with air-conditioning. It is designed for heavy-duty farming tasks requiring high power and traction.

Power482 hp

Founded2021 -

Model9RX 490

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Technical Specifications

Detailed specifications and technical data for John Deere 9RX 490

Power

Engine (max)	531 hp (396.0 kW)
PTO (claimed)	335 hp (249.8 kW)
Engine (gross)	482.8 hp (360.0 kW)

Engine

Type	turbocharged aftercooled diesel
Torque	1668 lb-ft (2261.8 Nm)
Cooling	liquid-cooled inline
Starter	electric
Cylinders	6-cylinder 24-valve
Emissions	Tier IV
Rated RPM	2100
Oil change	500 h
Torque RPM	1550
Air cleaner	dry
Bore/Stroke	5.20x6.50 inches (132 x 165 mm)
Compression	15.9:1
Fuel system	electronic high-pressure common rail
Displacement	826.9 ci (13.6 L)
Oil capacity	67.6 qts (64.0 L)
Engine Detail	John Deere JD14
Starter volts	12
Coolant capacity	59.7 qts (56.5 L)
Rated Power (gross)	482.8 hp (360.0 kW)
Maximum Power (gross)	531 hp (396.0 kW)

Tracks

Width options	18 inches (45 cm), 24 inches (60 cm), 30 inches (76 cm), 36 inches (91 cm)

Variants

9R 490	wheeled 4WD
9RX 490	articulated crawler

Electrical

Ground	negative
Batteries	3
Battery volts	12
Charging amps	250
Charging system	alternator
Charging amps (Optional)	330

Hydraulics

Type	closed center pressure/flow compensated
Valves	4 to 8
Pressure	2900 psi (200.0 bar)
SCV flow	35 gpm (132.5 lpm)
Pump flow	55 gpm (208.2 lpm)
Pump flow (Optional)	110 gpm (416.4 lpm)
SCV flow (Optional, 3/4 inch coupler)	42 gpm (159.0 lpm)

Mechanical

Cab	standard with air-conditioning
Drive	articulated-crawler
Brakes	Hydraulic wet disc brakes
Final drives	bull gear
Differential lock	electro-hydraulic front and rear
Articulated power steering	standard

Production

Type	Articulated Crawler tractor
Built in	Waterloo, Iowa, USA
Manufacturer	John Deere
Original price	$768,900 in 2023

Transmission

Type	full power shift
Gears	18 forward and 6 reverse
Transmission	e18

Tractor hitch

Rear Type	IVN/IV
Rear lift (Optional)	20000 lbs (9072 kg)
Rear lift (at 24"/610mm)	15000 lbs (6804 kg)

Dimensions & Tracks

Gauge	80/87/88/120 inches (203/220/223/304 cm)
Length	346.3 inches (879 cm)
Wheelbase	162.5 inches (412 cm)
Height (cab)	146.3 inches (371 cm)
Shipping weight	56320 lbs (25546 kg)
Height (exhaust)	145.1 inches (368 cm)

Power Take-off (PTO)