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Years in Production / 2021–Current
John Deere
9RX 640
Explore the specifications, hardware, and original references for the John Deere 9RX 640.
631hp
Source index power
Tracks
Drive
2021–Current
Production years
John Deere
Manufacturer
9RX 640 / 01
At a glance
Overview
2021 -
9R Series
Articulated Crawler tractor
Production
Articulated Crawler tractor
Built in Waterloo, Iowa, USA
- Manufacturer
- John Deere
- Original Price
- $896,199 (2023 )
- Original Price
- $999,007 (2026 )
Mechanical
Articulated power steering
Hydraulic wet disc brakes
Cab standard with air-conditioning.
- Drive
- articulated-crawler
- Final Drives
- bull gear
- Differential Lock
- electro-hydraulic front and rear
Hydraulics
- Type
- closed center pressure/flow compensated
- Pressure
- 2900 psi200.0 bar
- Valves
- 4 to 8
- Pump Flow
- 55 gpm208.2 lpm
- Pump Flow
- 110 gpmOptOptional416.4 lpm
- Scv Flow
- 35 gpm132.5 lpm
- Scv Flow
- 42 gpm*Optional, 3/4 inch coupler159.0 lpm
Hitch
- Rear Type
- IVN/IV
- Rear Lift At24610mm
- 15000 lbs6804 kg
- Rear Lift At24610mm
- 20000 lbs9072 kg
Pto
- Rear Pto
- independent
- Rear Type
- 1000 (1.75)
Electrical
- Ground
- negative
- Charging System
- alternator
- Charging Amps
- 250
- Charging Amps
- 330 OptOptional
- Batteries
- 3
- Battery Volts
- 12
9RX 640 / 02
Under the hood
Engine Detail
John Deere JD14
turbocharged aftercooled diesel
6-cylinder 24-valve
liquid-cooled inline
During the first year of production the 9R 640 used a Cummins QSX15 engine.
- Displacement
- 826.9 ci13.6 L
- Bore Stroke
- 5.20x6.50 inches132 x 165 mm
- Emissions
- Tier IV
- Rated Power Gross
- 631.6 hp471.0 kW
- Maximum Power Gross
- 681.2 hp508.0 kW
- Fuel System
- electronic high-pressure common rail
- Air Cleaner
- dry
- Compression Ratio
- 15.9:1
- Rated Rpm
- 2100
- Torque
- 2179 lb-ft2954.7 Nm
- Torque Rpm
- 1550
- Starter
- electric
- Starter Volts
- 12
- Oil Capacity
- 67.6 qts64.0 L
- Oil Change
- 500 h
- Coolant Capacity
- 59.7 qts56.5 L
- Cylinders
- 6
- Cooling
- liquid-cooled inline
Engine Options
John Deere 13.6L 6-cyl diesel
- Fuel Tank
- 400 gal1514.0 L
- Exhaust Fluid Def
- 31.7 gal120.0 L
9RX 640 / 03
Gears & controls
Transmission
- Transmission
- e18
- Transmission Type
- full power shift
- Gears
- 18 forward and 6 reverse
John Deere9rx640 Transmission
18-speed full power shift
9RX 640 / 04
Size. Stance. Footprint.
Tires And Tracks
30-inch tracks
- Wheelbase
- 162.5 inches412 cm
- Weight
- 56320 lbs25546 kg
Tires And Tracks
- Width
- 30 inches76 cm
- Width
- 36 inches91 cm
9RX 640 / 05
Tractor Photos
See it in action
Videos
Watch John Deere 9RX 640 videos from their original YouTube creators.