Steiger Panther III PTA-325

The Steiger Panther III PTA-325 is a tractor produced by Steiger. It is equipped with a 893 ci 14.6 L engine. The listed engine power is Diesel (listed): 325 hp / 242.4 kW. Transmission: Allison HT 754. Operating weight: 29605 lbs 13428 kg.

Engine Power

Diesel (listed): 325 hp / 242.4 kW

Fuel & Capacities

225 gal 851.6 L

Transmission

Allison HT 754

Operating Weight

29605 lbs 13428 kg

Overview

	1980 - 1982 III SeriesFour-wheel Drive (4WD) tractor III Series Four-wheel Drive (4WD) tractor

Production
Manufacturer	Steiger
Four-wheel Drive (4WD) tractor
Built in Fargo, North Dakota, USA
Original price was $110,000 in 1982

Steiger Panther III PTA-325 Engine
Caterpillar 14.6L 6-cyl diesel
Engine details ...

Steiger Panther III PTA-325 Transmission
10-speed power shift with torque converter
Transmission details ...

Steiger Panther III PTA-325 Power
Engine	325 hp 242.4 kW

Mechanical
Four-wheel drive
Final drives	outboard planetary
Articulated power steering
Hydraulic disc brakes
Safari Cab standard with air-conditioning.

Capacity
Fuel	225 gal 851.6 L
Hydraulic system	22 gal 83.3 L

Hydraulics
Type	open center
Capacity	22 gal 83.3 L
Pressure	2250 psi 155.1 bar
Valves	3 to 5
Pump flow	29.3 gpm 110.9 lpm
SCV flow	8 gpm*Minimum 30.3 lpm
	20 gpm*Maximum 75.7 lpm

Tractor hitch
Rear Type	III OptOptional

Dimensions & Tires
Wheelbase	132.5 inches 336 cm
Weight	29605 lbs 13428 kg
Front tire	23.1-34
Rear tire	23.1-34
Full dimensions and tires ...

Electrical
Ground	negative
Charging system	Delco-Remy alternator
Charging amps	90
Batteries	4
Battery CCA	475
Battery volts	12

References

PTA Automatic Tractors published in 1981, by Steiger
PT Automatic Transmission Tractors - Panther III PTA 325 published in 1979, by Steiger
Series III Panthers and Tigers equipped with Allison Transmissions published in 1979, by Steiger

Engine

Engine Detail — 893 ci / 14.6 L Diesel

Manufacturer	Caterpillar 3406
Configuration	turbocharged diesel, 6-cylinder, liquid-cooled inline
Displacement	893 ci 14.6 L
Bore/Stroke	5.4x6.5 inches 137 x 165 mm
Power	325 hp 242.4 kW
Fuel system	direct injection
Compression	14.5:1
Rated RPM	2100
Idle RPM	600-2300
Torque	1015 lb-ft 1376.3 Nm
Torque RPM	1200
Starter volts	12
Oil capacity	36 qts 34.1 L
Coolant capacity	52 qts 49.2 L

Transmission

Transmission — Allison HT 754

Transmission	Allison HT 754
Type	power shift with torque converter
Gears	10 forward and 2 reverse
With 23.1x34 tires.

Steiger Panther III PTA-325 Transmission

Dimensions

Steiger Panther III PTA-325 Tires
Ag front	23.1-34
Ag rear	23.1-34
Ag front	18.4-30
	18.4-34
	18.4-38
	20.8-34
	20.8-38
	23.1-30
	24.5-32
	32.5-32
Ag rear	18.4-30
	18.4-34
	18.4-38
	20.8-34
	20.8-38
	23.1-30
	24.5-32
	32.5-32

Dimensions
Wheelbase	132.5 inches 336 cm
Length	264.5 inches 671 cm
Width	52 inches*Frame 132 cm
	95.7 inches*Fenders 243 cm
Shipping weight	29605 lbs 13428 kg
Max weight	34000 lbs 15422 kg

Steiger Panther III PTA-325 Height
Hood	94.7 inches 240 cm
Cab	134.7 inches 342 cm
Exhaust	155.7 inches 395 cm

Photos

Steiger Panther III PTA-325

Steiger Panther III pulling scrapers.

Recommended Implements & Sizing Guide

Engineering recommendations for Steiger Panther III PTA-325 based on its 325 HP power envelope and ASAE agricultural standards.

Implement & Operation	Recommended Size	Workload Rating	Engineering Notes
Moldboard PlowPrimary Tillage	8+ Bottom On-Land Hitch8+ 铧重型机外牵引犁	Commercial / Field Scale	High horsepower articulated/4WD field plowing.
Rotary Cutter / MowerMowing & Clearing	15 to 20 ft Batwing4.6 - 6.1 m 宽幅折叠翼	Commercial / Field Scale	Large commercial field and roadside mowing operations.
Rotary TillerSeedbed Prep	90 to 120 in Heavy Duty230 - 300 cm 重型旋耕机	Commercial / Field Scale	Deep intensive seedbed preparation for commercial row crops.
Disc HarrowSecondary Tillage	24 to 36 ft Heavy Duty Field Disc7.3 - 11.0 m 超宽重型整地耙	Commercial / Field Scale	Broad-acre grain tillage for high-drawbar tractors.
Hay BalerHay & Forage	Large Square Baler (3x4 or 4x4)大方捆商用打捆机 (1.2x1.2 m)	Commercial / Field Scale	High-capacity commercial forage harvesting (1000 RPM PTO).

Sizing & Soil Condition NoteActual implement sizing varies depending on local soil conditions (heavy clay vs sandy loam), field slope, and operating speed. Heavy tillage implements may require front ballast weights and wheel weights.

Fluids, Capacities & Working Autonomy

Standard fluid requirements, service intervals, and continuous runtime estimates for Steiger Panther III PTA-325.

Estimated Continuous Field Runtime: 13.3 hrs

Approximately 13.3 hours of continuous field operation at ~75% rated power on a full tank (225 gal / 851.7 L).

Estimated 75% Load Fuel Burn~16.9 gal/hr (64 L/hr)

Engine Crankcase Oil

SAE 15W-40 (Heavy Duty Diesel)

Standard Spec: API CK-4 / CJ-4 Heavy Duty

Service Interval: 150 – 250 Hours

Transmission & Hydraulic System

UTTO (Universal Tractor Transmission Oil)

Standard Spec: ISO VG 46 / 68 (Wet Brake & Trans Compatible)

Service Interval: 600 – 1000 Hours

Engine Cooling System

50/50 Ethylene Glycol Pre-mix

Standard Spec: ASTM D6210 / Heavy-Duty OAT Antifreeze

Service Interval: 2 Years / 1500 Hours