John Deere 9RX 540

Last Updated: July 2024

Overview

The John Deere 9RX 540 is a large, four-wheel drive (4WD) tracked tractor designed for heavy-duty farming tasks. It features a selective gear fixed ratio transmission with full range operator-controlled power shift, offering 18 forward and 6 reverse gears. The John Deere JD14 engine is a liquid-cooled, 6-cylinder, 24-valve, turbocharged aftercooled diesel engine delivering 409.34 horsepower at rated engine speed. The tractor demonstrates a maximum torque of 1183 lb-ft at 1550 RPM with a torque rise of 48.0%. Fuel consumption at maximum power is 19.71 Gal/hr, with DEF consumption at 0.68 Gal/hr. The hydraulic system can exert a maximum force of 20965 lbs at the hitch points, with a pump delivery rate of 58.4 GPM. The tractor's dimensions include a length of 346.3 inches, width of 88 inches (track width), and a height of 146.3 inches, with an operating weight of 56,320 lbs.

Key Specifications

Power Output: 409.34

Transmission: Selective gear fixed ratio with full range operator-controlled power shift

Drive Type: 4WD

Operating Weight: 56320

Fuel Type: Diesel

Technical Specifications

Engine

Manufacturer: John Deere
Model: JD14
Cooling Type: Liquid-cooled
Cylinder Orientation: Inline
Valve Configuration: 24-valve
Fuel Type: Diesel
Induction Type: Turbocharged aftercooled
Cylinders: 6
Displacement (ci): 826.9
Bore (in): 5.2
Stroke (in): 6.5
Rated RPM: 2100
Power Output (hp): 409.34

Transmission

Type: Selective gear fixed ratio with full range operator-controlled power shift
Forward Gears: 18
Reverse Gears: 6
Total Gears: -

Dimensions

Length (in): 346.3
Width (in): 88
Height (in): 146.3
Operating Weight (lb): 56320

Power Take-Off (PTO)

PTO Type: -
PTO Speed 1 (rpm): -
PTO Speed 2 (rpm): -
PTO Speed 3 (rpm): -

Miscellaneous

Chassis: 4WD tracked
Drive Type: 4WD
Steering Type: -
Coolant Capacity (qts): 59.7
Front Tire Diameter (in): -
Front Tire Width (in): -
Rear Tire Diameter (in): -
Rear Tire Width (in): -
Front/Rear Rim Diameter (in): -
Tire Type: -
Manufacture - End Year: -
Hitch Type: IVN/IV
Hitch Category: Category 3
Hitch Position: -
Hitch Capacity (lb): -
Operator Station Type: Cab
Starter Type: Electric
Brake Type: -
Hydraulic System Type: Closed center pressure/flow compensated

Test Results

Nebraska Tractor Test Laboratory - Test Date: May 17 to 23, 2022

Maximum Power and Fuel Consumption

Maximum Power: 368.18 HP (274.55 kW) at 1749 rpm
Fuel Consumption at Maximum Power: 19.71 Gal/hr (74.62 l/h) with a fuel efficiency of 0.377 lb/hp.hr (0.230 kg/kW.h)
DEF Consumption: 0.68 Gal/hr (2.56 l/h)

Drawbar Performance

Power at Rated Engine Speed (7th Gear): 409.34 HP (305.24 kW) with a drawbar pull of 30394 lbs (135.20 kN) and a speed of 5.05 mph (8.13 km/h)
Fuel Consumption at Rated Speed: 0.443 lb/hp.hr (0.270 kg/kW.h) with a fuel efficiency of 15.90 Hp.hr/gal (3.13 kW.h/l)

Torque and Engine Performance

Maximum Torque: 1183 lb-ft (1604 Nm) at 1550 rpm
Torque Rise: 48.0% with a power increase at 1749 rpm of 15.2%

Hydraulic Performance

Maximum Force Exerted: 20965 lbs (93.3 kN) at hitch points
Pump Delivery Rate: 58.4 GPM (221.1 l/min) at maximum hydraulic power
Hydraulic Power: 83.1 HP (62.0 kW) at delivery pressure of 2439 psi (168 bar)

Overall Efficiency

Fuel Efficiency at Standard PTO Speed (1000 rpm): 18.13 Hp.hr/gal (3.57 kW.h/l)
Fuel Consumption at Standard PTO Speed: 20.16 Gal/hr (76.30 l/h) at 1895 rpm

NTTL.(2022).Nebraska OECD Tractor test 2252 for John Deere 9RX 540 Diesel.Lincoln, NE:Nebraska Tractor Test Laboratory. Retrieved from http://tractortestlab.unl.edu