| Manufacturer | John Deere |
| Price | - |
| Model | 1640 |
| Equipment Type | Utility Tractors |
| Factory | Mannheim, Baden-Württemberg, Germany |
JOHN DEERE 1640 POWER
| Engine | 62hp / 46.2kW |
| PTO (claimed) | 54hp / 40.3kW |
ENGINE DETAIL
The John Deere 1640 features a robust 3.9L diesel engine delivering 62hp at 2500 RPM, making it suitable for various agricultural tasks requiring moderate power. Its peak torque of 151.2 lb-ft at 1200 RPM ensures strong low-end performance, useful for heavy towing and field work. A notable aspect is its 9-quart oil capacity and 19-quart coolant capacity, which promote effective thermal management, prolonging engine life under demanding conditions, though regular fluid checks are essential to prevent overheating or lubrication failures.
| Description | John Deere diesel 4-cylinder liquid-cooled |
| Displacement | 239.2ci / 3.9L |
| Bore/Stroke | 4.19x4.33inches / 106x 110mm |
| Power | 62hp / 46.2kW |
| Compression | 16.8:1 |
| Rated RPM | 2500 |
| Operating RPM | 1200-2500 |
| Torque | 151.2lb-ft / 205.0Nm |
| Torque RPM | 1200 |
| Starter volts | 12 |
| Starter power | 4hp / 3.0kW |
| Oil capacity | 9qts / 8.5L |
| Coolant capacity | 19qts / 18.0L |
JOHN DEERE 1640 ENGINE
The John Deere 1640 features a robust 3.9L 4-cylinder diesel engine, providing a good balance of power and fuel efficiency for small to medium agricultural tasks. Its compact size enhances maneuverability in tight fields, though the relatively lower horsepower (approximately 55 HP) may limit its capability for heavy-duty applications. Maintenance is generally straightforward, but sourcing specific parts could be challenging due to the tractor's vintage status; ensure compatibility before replacements.
| Description | John Deere 3.9L 4-cyl diesel |
TRANSMISSIONS OVERVIEW
The John Deere 1640 tractor features either an 8-speed or a 16-speed transmission, providing operational versatility suited for various tasks. The 16-speed option offers finer gear selection, enhancing efficiency in diverse field conditions, while the 8-speed may be easier to operate for basic farming tasks. Ideal for small to medium-sized operations, the choice between the two depends on the complexity and precision required for specific agricultural applications.
| Description | 8-speed/16-speed |
TRANSMISSION 1
The John Deere 1640 features an 8-speed forward and 4-speed reverse transmission, providing versatility for various field operations and enabling efficient direction changes. The wide range of gears enhances its capability for both low-torque tasks, such as plowing, and high-speed applications, like transport. However, mastering gear shifts may pose a challenge for inexperienced operators, potentially impacting productivity in certain scenarios.
| Gears | 8 forward and 4 reverse |
SPEEDS 1
| Description | With 13.6/12-38 rear tires |
TRANSMISSION 2
The John Deere 1640 features a 16-speed forward and 8-speed reverse transmission, allowing for versatile speed adjustments and improved maneuverability in various agricultural tasks. This range is advantageous for precision work, such as tilling or planting, but may present a learning curve for operators unfamiliar with multi-speed gear changes. In scenarios requiring frequent directional changes, the reverse shifting capability enhances productivity in confined spaces.
| Gears | 16 forward and 8 reverse |
SPEEDS 2
| Description | With 13.6/12-38 rear tires |
MECHANICAL
The John Deere 1640 tractor offers flexible drivetrain options with 2WD or 4WD configurations, enhancing traction and stability in various field conditions, though the additional weight of 4WD can impact maneuverability in tight spaces. It features robust hydraulic disc brakes for reliable stopping power, and planetary final drives provide superior torque distribution, particularly beneficial for heavy-duty applications. The SoundGard cab option improves operator comfort and reduces noise exposure, which is advantageous for long working hours, although it may add to the overall cost of the tractor.
| Chassis | 4x2 2WD/4x4 MFWD 4WD |
| Final drives | planetary |
| Steering | power |
| Brakes | hydraulic disc |
| Cab | Four-post ROPS. Cab available with heater. SoundGard (SG2) cab available after 1981 |
| Transmissions | 8-speed 16-speed |
CAPACITY
| Fuel | 25.1gal / 95.0L |
| Hydraulic system | 14.5gal / 54.9L |
HYDRAULICS
| Type | closed center constant pressure |
| Capacity | 14.5gal / 54.9L |
| Pressure | 2466psi / 170.0bar |
| Pump flow | 12.4gpm / 46.9lpm |
TRACTOR HITCH
| Rear Type | II |
| Rear lift | 6768lbs / 3069kg |
POWER TAKE-OFF (PTO)
| Rear RPM | 540 |
| Engine RPM | 540@2400 |
JOHN DEERE 1640 TIRES
The John Deere 1640 tractor offers two drive options: 2WD and 4WD, enhancing versatility for different terrains. The 2WD configuration with standard agricultural tires (7.50-18 front and 13.6/12-38 rear) is suited for flat, well-drained fields, providing fuel efficiency but limited traction in wet conditions. Conversely, the 4WD setup (11.2-28 front and 13.6/12-38 rear) improves traction and stability on uneven or slippery surfaces, making it ideal for challenging agricultural tasks, albeit at the cost of higher fuel consumption and potential drivetrain wear.
| 2WD Standard tires (ag) | Front: 7.50-18. Rear: 13.6/12-38 |
| 4WD Standard tires (ag) | Front: 11.2-28. Rear: 13.6/12-38 |
DIMENSIONS
| 2WD Wheelbase | 89.7inches / 227cm |
| 4WD Wheelbase | 80inches / 203cm |
| 2WD Length | 147inches / 373cm |
| 4WD Length | 154.5inches / 392cm |
| Width | 81.5inches / 207cm *Minimum |
| Height (cab) | 104.7inches / 265cm |
| Height (exhaust) | 115.2inches / 292cm |
| 2WD Weight | 7409lbs / 3360kg |
| 4WD Weight | 8004lbs / 3630kg |
| 4WD Clearance (front axle) | 16.9inches / 42cm |
| 2WD Clearance (front axle) | 25inches / 63cm |
| 2WD Front tread | 53.5 to 79.1inches / 135to 200cm |
| 4WD Front tread | 59.1 to 79.1inches / 150to 200cm |
| Rear tread | 59.1 to 78.7inches / 150to 199cm |
DIMENSIONS & TIRES
The John Deere 1640 tractor features a robust weight range (7409-8004 lbs) that provides stability, particularly beneficial in 2WD configurations. The slightly longer wheelbase of 89.7 inches enhances traction and ride quality, ideal for heavier field work, while the 4WD setup with an 80-inch wheelbase improves maneuverability in tight spaces. A consideration for operations is the front tire size (7.50-18), which may limit flotation on soft terrain compared to wider alternatives.
| 2WD Wheelbase | 89.7inches / 227cm |
| 4WD Wheelbase | 80inches / 203cm |
| Weight | 7409 to 8004 pounds |
| Front tire | 7.50-18 |
| 2WD Rear tire | 13.6/12-38 |
1640 SERIAL NUMBERS
| 1980 | 358998 |
| 1981 | 393048 |
| 1982 | 433037 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 55 |
| Batteries | 2 |
| Battery volts | 12 |