| Manufacturer | New Holland |
| Price | - |
| Model | T8.390 |
| Equipment Type | Row-Crop Tractors |
| Factory | Racine, Wisconsin, USA |
OCED TRACTOR TEST 2007 2
| Description | Diesel 18-speed 4WD October 18 - 27, 2011 Link: OCED Tractor Test 2007 file PTO performance Drawbar performance Gear 8 used for power test. Gear 3 used for pull test. |
| Power at rated engine speed | 293.62hp / 219.0kW |
| Fuel use | 15.7gal/hour / 59.4l/hour |
| Power at rated PTO speed | 332.40hp / 247.9kW |
| Max power | 259.61hp / 193.6kW |
| Max pull | 37,986lbs / 17230kg |
NEW HOLLAND T8.390 POWER
| Engine (gross) | 340hp / 253.5kW |
| Engine (max) | 374hp / 278.9kW |
| PTO (claimed) | 290hp / 216.3kW |
| Drawbar (tested) | 259.61hp / 193.6kW |
| PTO (tested) | 293.62hp / 219.0kW |
ENGINE DETAIL
The New Holland T8.390 features a robust FPT turbocharged 6-cylinder engine with a displacement of 8.7L, delivering a rated power of 340hp and a maximum power of 389hp with EPM boost, enhancing productivity in demanding agricultural tasks. Its SCR emission control technology meets Interim Tier 4 standards, ensuring compliance while optimizing fuel efficiency and performance. Key considerations include potential maintenance challenges associated with the two dry element air cleaner and the need for periodic SCR fluid replenishment, which can affect operational downtime during critical periods.
| Description | FPT turbocharged aftercooled diesel 6-cylinder 24-valve liquid-cooled |
| Displacement | 531ci / 8.7L |
| Bore/Stroke | 4.606x5.315inches / 117x 135 mm |
| Emissions | Interim Tier 4 |
| Emission control | selective catalytic reduction (SCR) |
| Rated Power (ECE R120) | 340hp / 253.5kW |
| Maximum Power (ECE R120) | 374hp / 278.9kW/389hp / 290.1kW (EPM boost) |
| Air cleaner | two dry elements |
| Compression | 15.9:1 |
| Rated RPM | 2000 |
| Starter type | electric |
NEW HOLLAND T8.390 ENGINE
The New Holland T8.390 is powered by an FPT 8.7L 6-cylinder diesel engine, delivering robust torque for demanding applications while optimizing fuel efficiency. The large 168-gallon fuel tank and 24-gallon DEF tank provide extended operational range, minimizing downtime during long field work. However, operators should account for the tractor's weight and size when negotiating tight spaces or uneven terrain.
| Description | FPT 8.7L 6-cyl diesel |
| Fuel tank | 168gal / 635.9L |
| Exhaust fluid (DEF) | 24gal / 90.8L |
TRANSMISSIONS OVERVIEW
The New Holland T8.390 features a 19-speed full power shift transmission, which offers seamless gear changes for enhanced productivity, particularly in high-torque applications. The 23-speed creeper option is advantageous for precise low-speed operations, such as tillage or sowing, allowing operators to work effectively in various field conditions. However, the complexity of multiple transmission options may require additional operator training to maximize efficiency.
| Description | 19-speed full power shift 18-speed full power shift 23-speed creeper |
TRANSMISSION 1
The New Holland T8.390 features a full power shift transmission with 19 forward and 4 reverse gears, allowing for smooth power delivery and precise speed control during operations. This configuration enhances productivity in demanding tasks such as plowing or tilling, while its responsive gear shifting minimizes downtime. However, operators may need to invest time in mastering the transmission to fully leverage its capabilities in varying field scenarios, especially in high-torque applications.
| Type | full power shift |
| Gears | 19 forward and 4 reverse |
TRANSMISSION 2
The New Holland T8.390 tractor features a full power shift transmission with 18 forward and 4 reverse gears, enabling smooth and efficient power delivery for various tasks. This transmission design enhances operability in diverse conditions, allowing precise speed adjustments for both field and transport applications. However, the complexity of this system may require more maintenance and could demand a steeper learning curve for operators unfamiliar with power shift technology.
| Type | full power shift |
| Gears | 18 forward and 4 reverse |
TRANSMISSION 3
The New Holland T8.390 features a creeper transmission, offering increased torque at low speeds, which is ideal for operations requiring precision, such as tillage or heavy-duty pulling. With 23 forward and 6 reverse gears, it provides versatile speed and direction control, enhancing efficiency across various field conditions. However, managing a complex transmission with numerous gears may pose a learning curve for operators accustomed to simpler systems.
| Type | creeper |
| Gears | 23 forward and 6 reverse |
MECHANICAL
The New Holland T8.390 features a robust 4WD MFWD chassis, enhancing traction and stability in diverse field conditions. Its hydraulic wet disc brakes ensure reliable stopping power, while the standard cab provides operator comfort, albeit with limited custom options. With multiple transmission choices, including 19-speed full power shift and 23-speed creeper, it offers versatility for varying tasks, providing precise speed control for both heavy tillage and detailed fieldwork scenarios.
| Chassis | 4x4 MFWD 4WD |
| Steering | power |
| Brakes | hydraulic wet disc |
| Cab | Cab standard. |
| Transmissions | 19-speed full power shift 18-speed full power shift 23-speed creeper |
HYDRAULICS
| Type | closed center load sensing |
| Rear valves | 4 to 6 |
| Pump flow | 35gpm / 132.5lpm |
| Total flow | 42.5gpm / 160.9lpm/72.3gpm / 273.7lpm (MegaFlow) |
TRACTOR HITCH
| Rear Type | 4N/3 |
| Rear lift | 18,900lbs / 8573kg |
| Front Hitch | optional |
POWER TAKE-OFF (PTO)
| Rear PTO | independent |
| Rear RPM | 1000 (1-3/4)/540/1000 (1-3/8) |
| Front PTO | optional |
| Front RPM | 1000 (1-3/4) |
DIMENSIONS
| Wheelbase | 135.8inches / 344cm |
| Rear axle | 4.5 by 120inches / 114by 3048 mm |
| Rear tread | 60 to 88inches / 152to 223 cm |
NEW HOLLAND T8.390 WEIGHT
| Shipping | 24,480lbs / 11104kg/25,280lbs / 11467kg (TerraGlide) |
| Operating | 26,495lbs / 12018kg |
| Max capacity | 37,125lbs / 16839kg |
DIMENSIONS & TIRES
The New Holland T8.390 features a wheelbase of 135.8 inches, providing stability and enhanced maneuverability, particularly in tight farming environments. With a weight range of 24,480 to 26,495 pounds, it offers a robust build suitable for heavy-duty applications, but this weight may limit transport options without proper equipment. In scenarios involving rough or uneven terrain, the tractor's weight can improve traction, although it could necessitate a more powerful towing vehicle for transport.
| Wheelbase | 135.8inches / 344cm |
| Weight | 24480 to 26495 pounds |
ELECTRICAL
| Ground | negative |
| Charging system | alternator |
| Charging amps | 200 |
| Charging volts | 12 |
| Batteries | 2 |
| Battery volts | 12 |