John Deere
9RX 640
Horsepower
631hp
Production
2021–Present
Category
farm
Overview
Production
| Original Price | $896,199 (2023) |
|---|---|
| Engine | John Deere 13.6L 6-cyl diesel |
| Tractor Type | articulated crawler |
| Series | 9R Series |
| Manufacture Location | Waterloo, Iowa, USA |
Mechanical
| Drive Type | articulated-crawler |
|---|---|
| Steering | articulated power |
| Brakes | hydraulic wet disc |
| Cab | standard with air-conditioning |
| Differential Lock | electro-hydraulic front and rear |
| Final Drives | bull gear |
Hydraulics
| Hydraulic Type | closed center pressure/flow compensated |
|---|---|
| Hydraulic Valves | 4 |
| Hydraulic Pump Flow | 55 gpm (208.2 lpm) |
| Hydraulic Pressure | 2,900 psi (200 bar) |
| Scv Flow | 35 gpm (132.5 lpm) |
PTO & Hitch
| Rear Hitch Type | IVN/IV |
|---|---|
| Rear Lift | 15,000 lbs (6,804 kg) |
Fuel Capacity
| Fuel Capacity Rops | 400 gal (1,514 L) |
|---|---|
| Def Capacity | 31.7 gal (120 L) |
Other
| Scv Flow Optional | 42 gpm (159 lpm) |
|---|---|
| Rear Lift Optional | 20,000 lbs (9,072 kg) |
| Scv Flow Optional Note | Optional, 3/4 inch coupler |
| Hydraulic Pump Flow Optional | 110 gpm (416.4 lpm) |
Engine
| Engine | John Deere JD14 |
|---|---|
| Fuel Type | diesel |
| Cylinders | 6-cylinder 24-valve |
| Cooling | liquid-cooled inline |
| Turbocharger Status | turbocharged aftercooled diesel |
| Displacement | 826.9 ci (13.6 L) |
| Bore | 5.2 in (132 mm) |
| Bore Stroke | 5.20x6.50 in (132 x 165 mm) |
| Stroke | 6.5 in (165 mm) |
| Compression Ratio | 15.9 |
| Power Gross | 631.6 hp (471 kW) |
| Torque | 1,550 RPM |
| Torque | 2,179 lb-ft (2,954.7 Nm) |
| Air Cleaner | dry |
| Fuel System | electronic high-pressure common rail |
| Starter Volts | 12 |
| Starter Type | electric |
| Oil Capacity | 67.6 qts (64 L) |
| Oil Change Interval Hours | 500 |
| Coolant Capacity | 59.7 qts (56.5 L) |
| Emissions | Tier IV |
| Rated | 2,100 RPM |
| Maximum Power | 681.2 hp (508 kW) |
During the first year of production the 9R 640 used a Cummins QSX15 engine.
Dimensions
| Length | 346.3 in (879 cm) |
|---|---|
| Width | 30 in (76 cm) |
| Height Cab | 146.3 in (371 cm) |
| Wheelbase | 162.5 in (412 cm) |
| Shipping Weight | 56,320 lbs (25,546 kg) |
| Gauge | 87 in (220 cm) |
Transmission
| Transmission Type | full power shift |
|---|---|
| Transmission Model | e18 |
| Gears | 18 forward and 6 reverse |