| Manufacturer | John Deere |
| Price | 151,912(USD) |
| Model | 6140R |
| Equipment Type | Row-Crop Tractors |
| Factory | Waterloo, Iowa, USA |
OCED TRACTOR TEST 2059 2
| Description | Diesel AutoQuad 20-speed 4WD April 8 - 18, 2013 Link: OCED Tractor Test 2059 file PTO performance Drawbar performance |
| Max power | 108.79hp / 81.1kW |
| Fuel use | 7.4gal/hour / 28.0l/hour |
| Power at rated engine speed | 114.09hp / 85.1kW |
| Power at rated PTO speed | 126.30hp / 94.2kW |
| Max pull | 14262lbs / 6469kg |
JOHN DEERE 6140R POWER
| Engine (gross) | 140hp / 104.4kW |
| Engine (max) | 154hp / 114.8kW |
| PTO (claimed) | 111hp / 82.8kW |
| Drawbar (tested) | 108.79hp / 81.1kW |
| PTO (tested) | 134.42hp / 100.2kW |
ENGINE DETAIL
The John Deere 6140R features a PowerTech PVX engine with a robust capacity of 6.8L, delivering a rated power of 140hp and a maximum of 154hp, suitable for demanding agricultural tasks. Its cooled exhaust gas recirculation (EGR) system aligns with Interim Tier IV emissions standards, promoting environmental compliance while ensuring efficient engine performance at high RPMs (2100). The dual-stage dry air cleaner enhances engine longevity by improving filtration, but be aware that the maintenance of EGR systems may add complexity and potential service costs.
| Description | John Deere PowerTech PVX variable geometry turbocharger with air-to-air aftercooling diesel 6-cylinder 24-valve liquid-cooled |
| Displacement | 414.2ci / 6.8L |
| Bore/Stroke | 4.19x5.00inches / 106x 127mm |
| Emissions | Interim Tier IV |
| Emission control | cooled exhaust gas recirculation |
| Rated Power (EC 97/98) | 140hp / 104.4kW |
| Maximum Power (EC 97/68) | 154hp / 114.8kW |
| Air cleaner | dual stage dry |
| Rated RPM | 2100 |
| Starter | electric |
| Starter volts | 12 |
| Coolant capacity | 29.8qts / 28.2L |
JOHN DEERE 6140R ENGINE
The John Deere 6140R is equipped with a 6.8L 6-cylinder diesel engine, providing robust power for demanding agricultural tasks. A 94-gallon fuel tank maximizes operational runtime, reducing downtime for refueling during extensive fieldwork. However, the challenges may include a larger footprint, potentially affecting maneuverability in tighter spaces.
| Description | John Deere 6.8L 6-cyl diesel |
| Fuel tank | 94gal / 355.8L |
TRANSMISSIONS OVERVIEW
The John Deere 6140R features a versatile 16-speed power shift transmission and an advanced 20-speed infinitely variable transmission option, providing optimized power delivery and fuel efficiency for various agricultural tasks. The 24-speed eight-speed power shift offers enhanced control and versatility for different field conditions, making it ideal for both light and heavy-duty operations. Consider the transmission choice based on specific operational needs, as the infinitely variable option may yield smoother performance but could introduce increased maintenance complexity.
| Description | 16-speed four-speed power shift 20-speed infinitely variable transmission 24-speed eight-speed power shift |
TRANSMISSION 1
The John Deere 6140R features a Power Quad PLUS transmission, which enables efficient power shifts across 16 forward and reverse gears, enhancing operational flexibility in varied field conditions. The hydraulic wet disc clutch provides smooth engagement and durability, minimizing wear during frequent shifting. However, operators must be mindful of the learning curve associated with mastering multiple gear ranges to optimize efficiency in specific tasks, especially in demanding environments.
| Transmission | Power Quad PLUS |
| Type | four-speed power shift |
| Gears | 16 forward and reverse |
| Clutch | hydraulic wet discs |
| Description | Four gears (1-4) in four ranges (A-D) with power shuttle |
TRANSMISSION 2
The John Deere 6140R tractor features the AutoQuad PLUS transmission, which provides seamless shifting across 20 forward and reverse gears, enhancing both operational efficiency and versatility in various field conditions. This transmission system optimizes power delivery and reduces operator fatigue during extended use. However, operators should be mindful of the complexity in maintenance and potential for increased electrical dependencies compared to simpler transmission systems.
| Transmission | AutoQuad PLUS |
| Gears | 20 forward and reverse |
TRANSMISSION 3
The John Deere 6140R with AutoPowr IVT features an infinitely variable transmission, providing seamless acceleration and deceleration for optimal efficiency in varying field conditions. This system allows for precise speed control without the need for shifting gears, reducing operator fatigue during extended use. However, the complexity of IVT may lead to higher maintenance costs and potential challenges in troubleshooting compared to conventional transmissions.
| Transmission | AutoPowr IVT |
| Type | infinitely variable transmission |
| Gears | infinite forward and reverse |
TRANSMISSION 4
The John Deere 6140R features an eight-speed PowerShift transmission with DirectDrive, providing smooth and efficient gear shifting for enhanced productivity in various field conditions. With 24 gears available for forward and reverse, operators can achieve optimal torque and speed management tailored for specific tasks, making it suitable for both heavy tillage and light transport applications. However, the complexity of the PowerShift system may require increased maintenance attention compared to simpler transmission types.
| Transmission | DirectDrive |
| Type | eight-speed power shift |
| Gears | 24 forward and reverse |
MECHANICAL
The John Deere 6140R features a robust 4x4 MFWD configuration, optimizing traction and soil penetration for diverse field applications. Its hydrostatic power steering enhances maneuverability, especially in tight spaces, while the hydraulic wet disc brakes provide reliable stopping power under load, with optional TLS front-axle brakes for improved stability on uneven terrain. The versatility of the 16-speed power shift or 20-speed infinitely variable transmission options allows for tailored performance across different operational scenarios, accommodating both high-torque tasks and efficient transport speeds.
| Chassis | 4x2 2WD/4x4 MFWD 4WD |
| Final drives | inboard planetary |
| Steering | hydrostatic power |
| Brakes | hydraulic wet disc optional TLS front-axle brakes |
| Cab | Cab standard with air-conditioning |
| Transmissions | 16-speed four-speed power shift 20-speed infinitely variable transmission 24-speed eight-speed power shift |
HYDRAULICS
| Type | closed center pressure and flow compensated |
| Pressure | 2900psi / 200.0bar |
| Valves | 3 to 4 |
| Pump flow | 30.1gpm / 113.9lpm |
| SCV flow | 26.4gpm / 99.9lpm |
TRACTOR HITCH
| Rear Type | III/IIIN |
| Rear lift | 8199lbs / 3719kg |
| Drawbar | Cat. 2 |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 540/1000 (1.375) / 540/540E / 1000 (1.375) |
JOHN DEERE 6140R TIRES
The John Deere 6140R tractor, equipped with 11.00-20 front tires and 480/80R46 rear tires in 2WD configuration, offers enhanced traction and stability in field applications. The 4WD variant, with 420/90R30 front tires, improves maneuverability and soil preservation, making it ideal for varied terrains. However, operators must consider the trade-off between fuel efficiency in 2WD and the additional maintenance requirements associated with 4WD systems.
| Standard tires (ag) | Front: 11.00-20. Rear: 480/80R46 (2WD) Front: 420/90R30. Rear: 480/80R46 (4WD) |
DIMENSIONS
| 2WD Wheelbase | 117.5inches / 298cm |
| 4WD Wheelbase | 108.9inches / 276cm |
| Max weight | 23809lbs / 10799kg |
| Front axle | Triple-Link Suspension |
| Rear axle | Bar: 3.62 by 110.5inches / 91by 2806mm |
| Front tread | 60 to 88inches / 152to 223cm |
DIMENSIONS & TIRES
The John Deere 6140R with a 2WD configuration features a longer wheelbase of 117.5 inches, offering stability for fieldwork, but may have limited maneuverability compared to its 4WD counterpart with a shorter wheelbase of 108.9 inches. The substantial rear tire size of 480/80R46 enhances traction and weight distribution, making it advantageous for heavy draft applications. However, the 2WD option may struggle on uneven terrain in wet conditions, suggesting that operators should reconsider 4WD for enhanced versatility and terrain adaptability.
| 2WD Wheelbase | 117.5inches / 298cm |
| 4WD Wheelbase | 108.9inches / 276cm |
| Front tire | 11.00-20 |
| Rear tire | 480/80R46 (2WD) |
6140R SERIAL NUMBERS
| Location | Serial number plate on the right side of the tractor frame, above the front axle |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 120/150 (optional) / 200 (optional |
| Charging volts | 14 |
| Battery CCA | 1200 |
| Battery volts | 12 |
| Battery Group | 4D |