Steiger Tiger IV KP-525
Power
525 hp
Production
1984-1986
Engine
Turbocharged aftercooled diesel, 6-cylinder
Transmission
Allison CLT 5961
Weight
50000 lbs [22680 kg]
Drive
4WD
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Introduction
Steiger Tiger IV KP-525: High-Capacity Four-Wheel Drive Tractor
The Steiger Tiger IV KP-525 is a high-horsepower four-wheel drive tractor produced between 1984 and 1986 in Fargo, North Dakota, USA. Designed for large-scale agricultural operations, this machine focuses on heavy traction and high-torque field performance.
Engine and Powertrain
The tractor is powered by a Cummins KTA 1150-A525, a 6-cylinder, 18.8-liter turbocharged and aftercooled diesel engine. It delivers 525 hp (391.5 kW) at a rated speed of 2100 RPM. The drivetrain features an Allison CLT 5961 six-speed power shift transmission, integrated with a four-speed transfer case and a torque converter, providing 24 forward and 4 reverse gears to accommodate various field conditions.
Hydraulics and Mechanical Systems
The hydraulic system utilizes an open-center design with a pump flow capacity of 38 gpm (143.8 lpm) at 2250 psi (155.1 bar). The tractor is equipped with 4 or 5 valves to manage implements. Mechanical stability is provided by an articulated steering system and outboard planetary final drives, while braking is handled by hydraulic disc brakes.
Dimensions and Operator Environment
The Tiger IV KP-525 has a wheelbase of 150 inches (381 cm) and a total length of 290.7 inches (738 cm). The machine supports a maximum operating weight of up to 22,680 kg. The operator station consists of a standard cab equipped with air-conditioning to ensure environmental control during extended work shifts.
Conclusion
With its robust Cummins powerplant and articulated four-wheel drive chassis, the Steiger Tiger IV KP-525 is engineered for heavy-duty primary tillage and large-scale implement management, offering significant drawbar capacity for professional agricultural environments.
Production Information of Steiger, Tiger IV KP-525
- Four-wheel Drive (4WD) tractor
- Built in Fargo, North Dakota, USA
| Manufacturer | Steiger |
|---|
Dimension and Tires Information of Steiger, Tiger IV KP-525
| Max weight | 50000 lbs [22680 kg] |
|---|---|
| Wheelbase | 150 inches [381 cm] |
| Height (exhaust) | 161 inches [408 cm] |
| Height (exhaust)(optional) | 190.8 inches [484 cm] |
| Length | 290.7 inches [738 cm] |
| Ground clearance | 23.1 inches [58 cm] |
| Shipping weight | 40720 lbs [18470 kg] |
| Width | 96 inches [243 cm] |
Width over standard dual tires.
Width over tractor fenders.
| Ag front | 30.5L-32 |
|---|---|
| Ag rear | 30.5L-32 |
Engine Specifications of Steiger, Tiger IV KP-525
- Cummins KTA 1150-A525
- Liquid-cooled inline
- 6-cylinder
- Turbocharged aftercooled diesel
| Compression | 15.1:1 |
|---|---|
| Torque RPM | 1500 |
| Displacement | 1150 ci [18.8 L] |
| Bore/Stroke | 6.25x6.25 inches [159 x 159 mm] |
| Power | 525 hp [391.5 kW] |
| Torque | 1575 lb-ft [2135.7 Nm] |
| Rated RPM | 2100 |
| Coolant capacity | 112 qts [106.0 L] |
| Oil capacity | 76 qts [71.9 L] |
| Starter type | Electric |
Transmission Information of Steiger, Tiger IV KP-525
Transmission variants 1
- Six-speed power shift transmission with four-speed transfer case and torque converter.
| Transmission | Allison CLT 5961 |
|---|---|
| Type | Six-speed power shift |
| Gears | 24 forward and 4 reverse |
Mechanical Specs of Steiger, Tiger IV KP-525
- Four-wheel drive
- Cab standard with air-conditioning.
- Hydraulic disc brakes
- Articulated power steering
| Final drives | Outboard planetary |
|---|
Power Information of Steiger, Tiger IV KP-525
| Engine | 525 hp [391.5 kW] |
|---|---|
| Drawbar (claimed) | 420 hp [313.2 kW] |
Hydraulics Specifications of Steiger, Tiger IV KP-525
| Type | Open center |
|---|---|
| Pump flow | 38 gpm [143.8 lpm] |
| Valves | 4 or 5 |
| Capacity | 48 gal [181.7 L] |
| Pressure | 2250 psi [155.1 bar] |
Electrical System of Steiger, Tiger IV KP-525
| Ground | Negative |
|---|---|
| Battery volts | 12 |
| Batteries | 4 |
| Charging system | Alternator |
| Charging amps | 90 |
Where it sits
Its power puts it in the 99th percentile of 1980s models in our database (2052 machines).
Frequently asked questions
How much horsepower does the Steiger Tiger IV KP-525 have?
The Steiger Tiger IV KP-525 delivers 525 HP.
What years was the Steiger Tiger IV KP-525 produced?
The Steiger Tiger IV KP-525 was produced in 1984-1986.
What engine does the Steiger Tiger IV KP-525 have?
The Steiger Tiger IV KP-525 is powered by a Turbocharged aftercooled diesel, 6-cylinder engine.
What transmission does the Steiger Tiger IV KP-525 use?
The Steiger Tiger IV KP-525 uses a Allison CLT 5961 transmission.
How much does the Steiger Tiger IV KP-525 weigh?
The Steiger Tiger IV KP-525 weighs 50000 lbs [22680 kg].
Is the Steiger Tiger IV KP-525 4WD?
The Steiger Tiger IV KP-525 is available in 4WD.