Compare/Steiger Tiger III ST-450 vs Steiger Tiger IV KP-525

Steiger Tiger III ST-450 vs Steiger Tiger IV KP-525

Verdict: Steiger Tiger III ST-450 vs Steiger Tiger IV KP-525

The Steiger Tiger III ST-450 and the Steiger Tiger IV KP-525 are both tractors — here is how they stack up on the figures that matter. Steiger Tiger IV KP-525 leads on rated power with 525 hp against 470 hp. Steiger Tiger IV KP-525 is the lighter machine (18,470 kg vs 20,575 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Steiger Tiger IV KP-525 is the newer design (1984 vs 1977). In short: choose the Steiger Tiger IV KP-525 for outright pulling power, or the Steiger Tiger III ST-450 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

Steiger

Fit score

Best match

Clear

Steiger

Fit score

Best match

Clear

Rated power

470 hp

525 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

SteigerReference

Power shift six-speed transmission with locking torque converter. Torque converter automatically locks when transmission side reaches 1700 RPM.Reference

Six-speed power shift transmission with four-speed transfer case and torque converter.Reference

Final drives

planetaryReference

outboard planetaryReference

Engine

350.5 kWReference

391.5 kWReference

Drawbar (tested)

275.7 kWReference

—

Displacement

18.8 LReference

Bore/Stroke

159 x 159 mmReference

Power

350.5 kWReference

391.5 kWReference

Compression

15.5:1Reference

15.1:1Reference

Rated RPM

1700Reference

2100Reference

Idle RPM

650-2350Reference

—

Torque

2142.5 NmReference

2135.7 NmReference

Torque RPM

1500Reference

Starter volts

24Reference

—

Oil capacity

71.9 LReference

Coolant capacity

106.0 LReference

Max power

275.7 kWReference

—

Drawbar (claimed)

—

313.2 kWReference

Starter type

—

electricReference

Transmission

Allison CLT 5965Reference

Allison CLT 5961Reference

Gears

6 forward and 1 reverseReference

24 forward and 4 reverseReference

Capacities

Fuel

1457.2 LReference

PTO & Hydraulics

Hydraulic system

181.7 LReference

Type

full power shift with torque converterReference

six-speed power shiftReference

Capacity

181.7 LReference

Pressure

155.1 barReference

Valves

5Reference

4 or 5Reference

Pump flow

143.8 lpmReference

SCV flow

94.6 lpmReference

—

Dimensions

Wheelbase

381 cmReference

Weight

20575 kgReference

18470 kgReference

Front tire

30.5x32Reference

30.5L-32Reference

Rear tire

30.5x32Reference

30.5L-32Reference

Ag front

30.5x32Reference

30.5L-32Reference

Ag rear

30.5x32Reference

30.5L-32Reference

Length

734 cmReference

738 cmReference

Width

484 cmReference

Height (exhaust)

408 cmReference

Max weight

22680 kgReference

Front axle

Raba K594Reference

—

Shipping weight

—

18470 kgReference

Ground clearance

—

58 cmReference

Tiger III ST-450 Serial Numbers

1977

130-00001Reference

—

1978

130-00047Reference

—

1979

130-00097Reference

—

Electrical

Ground

negativeReference

Charging system

alternatorReference

Charging amps

90Reference

Batteries

4Reference

Battery CCA

625Reference

—

Battery volts

12Reference

Test results

Fuel use

89.7 l/hourReference

—

Max pull

19375 kgReference

—

Variants

9190

—

similar CaseIH modelReference

Tiger IV KP-525 Serial Numbers

1984

—

131-2101Reference

1985

—

131-5001Reference

Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.