New Holland T8.420 – High-Horsepower Row-Crop Tractor Overview & Specifications
The New Holland T8.420 is a high-horsepower row-crop tractor from the Genesis T8 Series, produced between 2013 and 2014. Positioned above the T8.390, it delivers stronger engine output and excellent PTO performance, making it suitable for heavy tillage, large planters, and high-demand PTO applications.
Manufactured by New Holland in Racine, Wisconsin, USA, the T8.420 is designed for professional, large-scale agricultural operations.
Key Information
| Item | Details |
|---|---|
| Series | Genesis T8 Series |
| Type | Row-Crop Tractor |
| Production Years | 2013–2014 |
| Manufacturer | New Holland |
| Assembly Location | Racine, Wisconsin, USA |
| Drive | Four-wheel drive (4WD) |
Engine
| Item | Specification |
|---|---|
| Engine Manufacturer | FPT |
| Engine Type | FPT Cursor |
| Displacement | 8.7 L |
| Cylinders | 6-cylinder diesel |
| Aspiration | Turbocharged |
| Gross Engine Power | 367 hp (273.7 kW) |
| Fuel Tank Capacity | 152 gal / 575.3 L |
| DEF (AdBlue) Capacity | 23.6 gal / 89.3 L |
The robust 8.7L FPT engine provides strong torque and efficiency, ideal for long working hours under heavy load conditions.
Transmission
| Item | Specification |
|---|---|
| Transmission Type | Continuously Variable Transmission (CVT) |
The CVT allows smooth speed control, optimal fuel efficiency, and precise operation across a wide range of field tasks.
Power & Performance
| Category | Output |
|---|---|
| Engine Power (Gross) | 367 hp |
| PTO Power (Claimed) | 305 hp |
| PTO Power (Tested) | 351.68 hp |
| Drawbar Power (Tested) | 255.76 hp |
These test results highlight the T8.420’s excellent PTO efficiency and strong pulling performance.
Mechanical Features
| Item | Specification |
|---|---|
| Drive | Four-wheel drive |
| Final Drives | Inboard planetary |
| Steering | Power steering |
| Cab | Standard cab with air-conditioning |
Hydraulics
| Item | Specification |
|---|---|
| System Type | Closed center pressure flow compensating |
| Remote Valves | 4–6 |
| Pump Flow | 44 gpm (166.5 L/min) |
| High-Flow Option | 75 gpm (283.9 L/min) |
The hydraulic system supports large implements and complex hydraulic requirements.
Hitch & PTO
Hitch
| Item | Specification |
|---|---|
| Rear Hitch Type | IVN / III |
| Rear Lift Capacity | 17,500 lbs / 7,938 kg |
| Rear Lift (Optional) | 19,500 lbs / 8,845 kg |
| Front Hitch | Optional |
| Front Lift Capacity | 12,800 lbs / 5,806 kg |
| Drawbar | Category 4 |
PTO
| Item | Specification |
|---|---|
| Rear PTO | Independent |
| Rear PTO Type | 1000 |
| Optional PTO | 540 / 1000 |
| Engine RPM | 1000 @ 1778 |
Dimensions & Tires
| Item | Measurement |
|---|---|
| Wheelbase | 139.8 in / 355 cm |
| Operating Weight | 30,165 lbs / 13,682 kg |
| Front Tires | 420/85R34 |
| Rear Tires | 480/80R50 |
The long wheelbase and heavy operating weight provide excellent stability and traction in demanding field conditions.
Electrical System
| Item | Specification |
|---|---|
| Ground | Negative |
| Charging System | Alternator |
| Charging Output | 200 amps |
| Battery Voltage | 12 V |
Photos
Official photos of the New Holland T8.420 are limited. The model shares a similar exterior design with other Genesis T8 Series tractors.
Tests & Applications
Performance testing confirms the T8.420 is well suited for:
-
Heavy tillage and deep cultivation
-
Large planters and seed drills
-
High-capacity PTO-driven implements
-
Professional and commercial farming operations
Why Choose the New Holland T8.420?
✔ High 367 hp engine output
✔ Strong tested PTO performance
✔ Smooth and efficient CVT transmission
✔ Built for large-scale, heavy-duty agriculture
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