John Deere 9R 640

John Deere 9R 640 tractor photo
2021 -
9R Series
Four-wheel Drive (4WD) tractor
Series map:
9R 590
9R 640
ManufacturerJohn Deere
Four-wheel Drive (4WD) tractor
Built in Waterloo, Iowa, USA
Original price was $726,306 in 2023
9R 640wheeled 4WD
9RX 640articulated crawler
John Deere 9R 640 Engine
John Deere 13.6L 6-cyl diesel
Fuel tank400 gal
1514.0 L
Exhaust fluid (DEF)31.7 gal
120.0 L
Engine details ...
John Deere 9R 640 Power
Engine (gross)631.6 hp
471.0 kW
Engine (max)681.2 hp
508.0 kW
PTO (claimed)335 hp
249.8 kW
Four-wheel drive
Final drivesinboard planetary
Differential lockelectro-hydraulic front and rear
Articulated power steering
Hydraulic wet disc brakes
Cab standard with air-conditioning.
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Typeclosed center pressure/flow compensated
Pressure2900 psi
200.0 bar
Valves4 to 8
Pump flow55 gpm
208.2 lpm
 110 gpmOptOptional
416.4 lpm
SCV flow35 gpm
132.5 lpm
 42 gpm*Optional, 3/4 inch coupler
159.0 lpm
Tractor hitch
Rear TypeIVN/IV
Rear lift (at 24"/610mm)15000 lbs
6804 kg
 20000 lbs
9072 kg
Power Take-off (PTO)
Rear PTOindependent
Rear RPM1000 (1.75)
Dimensions & Tires
Wheelbase154 inches
391 cm
Weight46680 lbs
21174 kg
Front tire800/70R38
Rear tire800/70R38
Full dimensions and tires ...
Charging systemalternator
Charging amps250
 330 OptOptional
Battery volts12
9R 640 references literature
9 Series Tractors published in 2022, by John Deere
Operator's Manual 9R Tractors (OMTR118780) published in 2021
Page information
Peter Easterlund - owner of
Peter Easterlund - owner/author
Updated on February 9, 2023
Copyright 2023® - Official operator manuals for purchase or download from Deere.
©2000-2023 -®. Notice: Every attempt is made to ensure the data listed is accurate. However, differences between sources, incomplete listings, errors, and data entry mistakes do occur. Consult official literature from the manufacturer before attempting any service or repair.