New Holland TJ450
The New Holland TJ450 is a four-wheel drive (4WD) tractor produced from 2002 to 2005 as part of the TJ I Series. It is built in Fargo, North Dakota, USA, and is the same as the CaseIH STX450. It features a powerful Cummins 14.9L 6-cylinder turbocharged aftercooled diesel engine delivering 450 hp, coupled with a 16-speed full power shift transmission. The tractor includes advanced mechanical features such as hydrostatic power steering, integrated hydraulic wet disc brakes, and a standard cab. Its hydraulics system is a closed center load sensing type with multiple flow options. The tractor hitch is a rear IVN/III type with a lift capacity of 19500 lbs at 24 inches. The PTO is independent and optional, with a 1000 rpm rear PTO type. Dimensions include a 154-inch wheelbase, 317.5-inch length, and 152.1-inch height, with an operating weight of 39325 lbs. Tires are 18.4R46 front and rear. Electrical system features a 12-volt battery with 135 amp alternator charging, optionally 185 amps. The TJ450 is related to the TJ425, TJ480, and TJ500 models.
Power450 hp
Founded2002 - 2005
ModelTJ450
Technical Specifications
Detailed specifications and technical data for New Holland TJ450
Power
| Engine power | 450 hp (335.6 kW) |
|---|---|
| PTO (tested) | 454.23 hp (338.7 kW) |
| PTO (claimed) | 395 hp (294.6 kW) |
| Drawbar (tested) | 371.35 hp (276.9 kW) |
Tires
| Rear tire | 18.4R46 |
|---|---|
| Front tire | 18.4R46 |
Engine
| Type | turbocharged aftercooled diesel |
|---|---|
| Model | Cummins QSX 15 |
| Power | 450 hp (335.6 kW) |
| Torque | 1743 lb-ft (2363.5 Nm) |
| Cylinders | 6-cylinder |
| Fuel tank | 300 gal (1135.5 L) |
| Rated RPM | 2000 |
| Air cleaner | dual paper elements |
| Bore/Stroke | 5.39x6.65 inches (137 x 169 mm) |
| Displacement | 912 ci (14.9 L) |
| Oil capacity | 52 qts (49.2 L) |
| Configuration | liquid-cooled inline |
| Starter volts | 12 |
| Coolant capacity | 21.1 qts (20.0 L) |
| Compression ratio | 16.5:1 |
Variants
| STX450 | similar CaseIH model |
|---|
Dimensions
| Height | 152.1 inches (386 cm) |
|---|---|
| Length | 317.5 inches (806 cm) |
| Wheelbase | 154 inches (391 cm) |
| Ballasted weight | 44560 lbs (20212 kg) |
| Operating weight | 39325 lbs (17837 kg) |
Electrical
| Ground | negative |
|---|---|
| Battery CCA | 1000 |
| Battery volts | 12 |
| Charging amps | 135 |
| Charging system | alternator |
| Optional charging amps | 185 |
Hydraulics
| Type | closed center load sensing |
|---|---|
| SCV flow | 35 gpm (132.5 lpm) |
| Total flow | 40 gpm (151.4 lpm) |
| Rear valves | 4 to 7 |
| Optional flow 1 | 55 gpm (208.2 lpm) |
| Optional flow 2 | 90 gpm (340.7 lpm) |
Mechanical
| Cab | standard |
|---|---|
| Drive | Four-wheel drive |
| Brakes | Integrated hydraulic wet disc brakes |
| Steering | hydrostatic power |
| Final drives | compound planetary |
Production
| Type | Four-wheel Drive (4WD) tractor |
|---|---|
| Notes | The New Holland TJ450 is the same as the CaseIH STX450. |
| Series | TJ I Series |
| Built in | Fargo, North Dakota, USA |
| Years produced | 2002 - 2005 |
Transmission
| Type | full power shift |
|---|---|
| Gears | 16 forward and 2 reverse |
| Clutch | electro-hydraulic wet disc |
Tractor hitch
| Rear Type | IVN/III |
|---|---|
| Rear lift (at 24"/610mm) | 19500 lbs (8845 kg) |
Power Take-off (PTO)
| Rear PTO | independent (Optional) |
|---|---|
| Rear PTO Type | 1000 (1.75) |
