John Deere

9R 640

Horsepower
631hp
Production
2021–Present
Category
farm

Overview

Production

Original Price$726,306 (2023)
EngineJohn Deere 13.6L 6-cyl diesel
Tractor TypeFour-wheel Drive (4WD) tractor
Series9R Series
Manufacture LocationWaterloo, Iowa, USA

Mechanical

Drive TypeFour-wheel drive
Steeringarticulated power
Brakeshydraulic wet disc
Cabstandard with air-conditioning
Differential Lockelectro-hydraulic front and rear
Final Drivesinboard planetary

Hydraulics

Hydraulic Typeclosed center pressure/flow compensated
Hydraulic Valves4
Hydraulic Pump Flow55 gpm (208.2 lpm)
Hydraulic Pressure2,900 psi (200 bar)
Scv Flow35 gpm (132.5 lpm)

PTO & Hitch

Rear Hitch TypeIVN/IV
Rear Lift15,000 lbs (6,804 kg)

Fuel Capacity

Fuel Capacity Rops400 gal (1,514 L)

Other

Variant 9r 640wheeled 4WD
Variant 9rx 640articulated crawler
Rear Lift Max20,000 lbs (9,072 kg)
Scv Flow Optional42 gpm Optional, 3/4 inch coupler gpm (159 lpm)
Exhaust Fluid Capacity31.7 gal (120 L)
Hydraulic Pump Flow Optional110 gpm Optional gpm (416.4 lpm)

Engine

EngineJohn Deere JD14
Fuel Typediesel
Cylinders6-cylinder 24-valve
Coolingliquid-cooled inline
Turbocharger Statusturbocharged aftercooled diesel
Displacement826.9 ci (13.6 L)
Bore5.2 in (132 mm)
Bore Stroke5.20x6.50 in (132 x 165 mm)
Stroke6.5 in (165 mm)
Compression Ratio15.9
Power Gross631.6 hp (471 kW)
Torque1,550 RPM
Torque2,179 lb-ft (2,954.7 Nm)
Air Cleanerdry
Fuel Systemelectronic high-pressure common rail
Starter Volts12
Starter Typeelectric
Oil Capacity67.6 qts (64 L)
Oil Change Interval Hours500
Coolant Capacity59.7 qts (56.5 L)
EmissionsTier IV
Rated2,100 RPM
Maximum Power681.2 hp (508 kW)

During the first year of production the 9R 640 used a Cummins QSX15 engine.

Dimensions

Length312.8 in (794 cm)
Width173.3 in (440 cm)
Height Cab147.3 in (374 cm)
Wheelbase154 in (391 cm)
Shipping Weight46,680 lbs (21,174 kg)
Tires Ag Front800/70R38
Tires Ag Rear800/70R38
Max Weight67,000 lbs (30,391 kg)

Transmission

Transmission Typefull power shift
Transmission Modele18
Gears18 forward and 6 reverse