| Manufacturer |
John Deere |
| Price |
- |
| Model |
8335RT |
| Equipment Type |
Agricultural Crawler Tractors |
| Factory |
Waterloo, Iowa, USA |
ENGINE DETAIL
The John Deere 8335RT tractor features a robust 9.0L PowerTech PSX engine, with Intelligent Power Management (IPM) providing an additional 35 hp for demanding applications. Its dual turbocharging and a rated power of 335 hp demonstrate strong performance capabilities, suitable for heavy-duty tasks such as tillage and large-scale planting. However, owners must maintain an oil change interval of 250-500 hours to optimize the engine's longevity, balancing power output against operational costs.
| Description |
John Deere PowerTech PSX dual turbocharged diesel 6-cylinder 24-valve liquid-cooled inline Optional engine Intelligent Power Management (IPM) adds 35 horsepower at rated speed |
| Displacement |
548ci / 9.0L |
| Bore/Stroke |
4.66x5.35inches / 118x 136mm |
| Emission |
Interim Tier IV/Stage IIIB |
| Emission control |
exhaust gas recirculation (EGR) |
| Rated Power (EC 97/98) |
335hp / 249.8kW |
| Maximum Power (EC 97/68) |
369hp / 275.2kW 383hp (IPM) / 285.6kW |
| Air cleaner |
dual stage with aspiration |
| Compression |
16:1 |
| Rated RPM |
2100 |
| Starter |
electric |
| Starter volts |
12 |
| Oil capacity |
26.4qts / 25.0L |
| Oil change |
250h / 500h (with JD Plus-50 II) |
| Coolant capacity |
43.3qts / 41.0L |
JOHN DEERE 8335RT ENGINE
The John Deere 8335RT is powered by a robust 9.0L 6-cylinder diesel engine, delivering high torque and reliability for heavy-duty applications. This track tractor offers enhanced traction and reduced soil compaction, making it ideal for tillage and planting operations in varied terrain. However, its weight and track system can pose challenges for transport on public roads and may require additional maintenance compared to wheeled tractors.
| Description |
John Deere 9.0L 6-cyl diesel |
TRANSMISSIONS OVERVIEW
The John Deere 8335RT is equipped with a 16-speed full power shift infinitely variable transmission (IVT) that enhances operational efficiency by allowing seamless speed adjustments without compromising power delivery. This transmission provides improved fuel economy and reduced wear on driveline components due to its ability to optimize engine speed across varied load conditions. However, operators may face a learning curve to fully exploit the transmission's capabilities, especially in complex field scenarios where rapid speed adjustments are necessary.
| Description |
16-speed full power shift infinitely variable transmission (IVT) |
TRANSMISSION 1
The John Deere 8335RT features a John Deere Automatic PowerShift transmission, offering 16 forward and 4 reverse gears for optimal torque and speed management. This full power shift system enhances operator efficiency by minimizing the need for manual gear selection, particularly advantageous in diverse field conditions. However, the complexity of the system may pose maintenance challenges and require specialized knowledge for diagnostics.
| Transmission |
John Deere Automatic PowerShift |
| Type |
full power shift |
| Gears |
16 forward and 4 reverse |
SPEEDS 1
| Description |
Speed R3 at 2300 RPM and R4 at 1500 RPM |
TRANSMISSION 2
The John Deere 8335RT features the AutoPowr infinitely variable transmission (IVT), allowing for seamless power delivery without traditional gear shifts, enhancing operator comfort and reducing fatigue during long hours. This system enables infinite forward and reverse gears, optimizing adaptability in various field conditions, which is particularly advantageous in applications requiring constant speed adjustments, such as planting or tilling. However, while the IVT enhances maneuverability and efficiency, it may require specialized maintenance compared to standard transmission systems.
| Transmission |
John Deere AutoPowr |
| Type |
infinitely variable transmission (IVT) |
| Gears |
infinite forward and reverse |
JOHN DEERE 8335RT TRANSMISSIONS
The John Deere 8335RT features a 16-speed IVT, allowing for seamless power transfer and optimal engine performance across various operating conditions. This transmission enhances fuel efficiency and provides precise speed control, making it particularly advantageous for tasks requiring consistent power delivery, such as plowing or tilling. However, the complexity of the IVT may lead to increased maintenance requirements compared to more traditional transmission systems.
| Description |
16-speed full power shift infinitely variable transmission (IVT) |
MECHANICAL
The John Deere 8335RT features a crawler drive system which enhances traction and stability on uneven terrain, making it ideal for heavy tillage and muddy conditions. Its electro-hydraulic power steering increases maneuverability and reduces operator fatigue, a significant advantage during long working hours. The CommandView II cab, equipped with heat and air-conditioning, ensures comfort, but may have limited visibility compared to open station configurations, potentially impacting operator awareness in less controlled environments.
| Drive |
crawler |
| Steering |
electro-hydraulic power |
| Description |
CommandView II cab standard with heat and air-conditioning |
HYDRAULICS
| Type |
closed center pressure-flow compensated |
| Pressure |
2900psi / 200.0bar |
| Rear valves |
3 to 5 |
| Pump flow |
35gpm / 132.5lpm |
| Total flow |
60gpm / 227.1lpm |
TRACTOR HITCH
| Rear Type |
4N/3 |
| Rear lift (at 24) |
19,300lbs (2011) / 8754kg 20,000lbs (2012-2013) / 9072kg |
POWER TAKE-OFF (PTO)
| Rear PTO |
independent |
| Rear RPM |
1000 (1-3/4) |
JOHN DEERE 8335RT TRACKS
DIMENSIONS & TRACKS
| Wheelbase |
99inches / 251cm |
| Description |
16-inch tracks |
8335RT SERIAL LOCATION
| Description |
Serial number on the right side of main tractor frame, below the engine |
ELECTRICAL
| Ground |
negative |
| Charging system |
alternator |
| Charging amps |
200 |
| Batteries |
2 |
| Battery CCA |
925 |
| Battery volts |
12 |
