| Manufacturer | John Deere |
| Price | 385,695(USD) |
| Model | 8R 310 |
| Equipment Type | Row-Crop Tractors |
| Factory | Waterloo, Iowa, USA |
JOHN DEERE 8R 310 POWER
| Engine (gross) | 310hp / 231.2kW |
| Engine (max) | 341hp / 254.3kW |
| PTO (claimed) | 257hp / 191.6kW |
ENGINE DETAIL
The John Deere 8R 310 tractor features a robust 6-cylinder turbocharged diesel engine with a substantial displacement of 9.0L, delivering a rated power of 310hp and a maximum power of 341hp for demanding agricultural tasks. Its compliance with Tier IV emissions regulations ensures a balance between performance and environmental standards, although operators must manage maintenance and fuel quality for optimal efficiency. The electronic high-pressure common rail fuel system enhances fuel atomization and combustion efficiency, allowing for better torque and responsiveness under load, making it ideal for heavy tillage and transport operations.
| Description | John Deere turbocharged diesel 6-cylinder liquid-cooled |
| Displacement | 549ci / 9.0L |
| Bore/Stroke | 4.66x5.35inches / 118 x 136mm |
| Emissions | Tier IV |
| Rated Power (ECE R120) | 310hp / 231.2kW |
| Maximum Power (ECE R120) | 341hp / 254.3kW |
| Fuel system | electronic high-pressure common rail |
| Compression | 16.0:1 |
| Starter | electric |
| Starter volts | 12 |
JOHN DEERE 8R 310 ENGINE
The John Deere 8R 310 features a robust 9.0L 6-cylinder diesel engine, offering significant power and efficiency for heavy-duty agricultural tasks. With a substantial fuel tank capacity of 192 gallons, it provides extended operational range, ideal for large-scale farming operations, albeit with increased weight and potential maneuverability challenges. The inclusion of a 9.8-gallon DEF tank ensures compliance with Tier 4 emission standards, but may require additional management for optimal performance and reduced downtime.
| Description | John Deere 9.0L 6-cyl diesel |
| Fuel tank | 192gal / 726.7L |
| Exhaust fluid (DEF) | 9.8gal / 37.1L |
TRANSMISSIONS OVERVIEW
The John Deere 8R 310 tractor features an advanced 16-speed full power shift transmission, allowing for efficient torque transfer and optimal performance in varying field conditions. The option of a 23-speed full power shift or infinitely variable transmission enhances versatility, enabling precise speed adjustments for different applications such as plowing or tilling. This adaptability improves fuel efficiency and productivity but may necessitate a learning curve for operators unfamiliar with advanced transmission systems.
| Description | 16-speed full power shift 23-speed full power shift infinitely variable transmission |
TRANSMISSION 1
The John Deere 8R 310 features a full power shift transmission with 16 forward and 5 reverse gears, allowing for smooth power delivery and optimal torque management across varying load conditions. This transmission configuration enhances productivity in both field and road applications by minimizing gear shifting downtime. However, operators should be aware of the potential learning curve associated with maximizing the benefits of the power shift system during operation.
| Type | full power shift |
| Gears | 16 forward and 5 reverse |
SPEEDS 1
| Description | With Group 48 tires |
TRANSMISSION 2
The John Deere 8R 310 features an e23 full power shift transmission, offering 23 forward and 11 reverse gears, facilitating seamless power delivery and operational efficiency. This transmission type enhances productivity in varying terrain and operational demands by allowing for quick gear changes without engine interruption. However, operators may need time to adapt to the increased gear selection complexity, which could affect initial productivity during transitions.
| Transmission | e23 |
| Type | full power shift |
| Gears | 23 forward and 11 reverse |
SPEEDS 2
| Description | With Group 48 tires |
TRANSMISSION 3
The John Deere 8R 310 tractor features an infinitely variable transmission (IVT), which allows for seamless gear shifts without interruptions, enhancing operator comfort and efficiency during various field operations. This system provides infinite forward and reverse gears, allowing for precise speed adjustments suitable for tasks such as tillage or planting, optimizing fuel efficiency and reducing soil compaction. However, the complexity of the IVT may require specialized maintenance knowledge, posing a potential challenge for operators unfamiliar with advanced transmission systems.
| Type | infinitely variable transmission |
| Gears | infinite forward and reverse |
MECHANICAL
The John Deere 8R 310 tractor features a robust 4x4 MFWD system, enhancing traction and stability in varied terrains, ideal for heavy fieldwork. Its inboard planetary final drives provide superior torque distribution and durability, minimizing wear during intensive applications. The option of a 16-speed or 23-speed full power shift transmission offers operators flexibility in speed management, while the infinitely variable transmission allows for seamless power delivery, optimizing performance for diverse farming tasks.
| Chassis | 4x4 MFWD 4WD |
| Final drives | inboard planetary |
| Steering | power |
| Cab | Cab standard with air-conditioning |
| Transmissions | 16-speed full power shift 23-speed full power shift infinitely variable transmission |
HYDRAULICS
| Type | closed-center pressure flow compensated |
| Pressure | 2958psi / 204.0bar |
| Rear valves | 4 to 6 |
| Pump flow | 60gpm / 227.1lpm 84gpm / 317.9lpm |
| SCV flow | 35gpm / 132.5lpm (rear) |
TRACTOR HITCH
| Rear Type | IVN/III |
| Control | electro-hydraulic draft sensing |
| Rear lift (at 24 | 20000lbs / 9072kg 15200lbs / 6894kg |
| Front Hitch | IIIN |
| Front lift (at ends) | 11464lbs / 5200kg |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 1000 (1.75) |
| Engine RPM | 1000@2003 1000E@1596 |
JOHN DEERE 8R 310 TIRES
The John Deere 8R 310 tractor features a robust tire configuration designed for optimal traction and stability in agricultural applications. The front tire size of 420/85R34 supports excellent maneuverability, while the larger 480/80R50 rear tires provide enhanced load-bearing capacity and soil compaction management. This combination is advantageous for both fieldwork and transport, but may present challenges in tight turning situations and require careful monitoring of tire pressure to prevent excessive wear.
| Standard tires (ag) | Front: 420/85R34 Rear: 480/80R50 |
DIMENSIONS
| Wheelbase | 120.1inches / 305cm |
| Length | 252.8inches / 642cm |
| Height (cab) | 137.8inches / 350cm *Height with Group 49 tires, exclusive antennas and beacons. |
| Weight | 27800lbs / 12610kg *Weight with IVT and ILS |
| Clearance (rear axle) | 31.5inches / 80cm |
| Clearance (drawbar) | 15.2inches / 38cm |
| Rear axle | 4.72 by 118.5inches / 119 by 3009mm |
| Front tread | 60 to 144inches / 152 to 365cm |
DIMENSIONS & TIRES
The John Deere 8R 310 features a 120.1-inch wheelbase, providing stability and maneuverability on varied terrain, which is advantageous for field operations. Weighing 27,800 lbs, it has a robust build suitable for heavy-duty applications, though this may present challenges in transportability. The tire specifications (420/85R34 front and 480/80R50 rear) enhance traction and flotation, making it ideal for large scale agricultural tasks.
| Wheelbase | 120.1inches / 305cm |
| Weight | 27800lbs /12610kg |
| Front tire | 420/85R34 |
| Rear tire | 480/80R50 |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 250/330 |
| Batteries | 2 |
| Battery CCA | 925 |
| Battery volts | 12 |
| Battery Group | 31 |