International Harvester DF-25

Name: International Harvester DF-25
Brand: International Harvester

Power

25 hp

Production

1951-1953

Engine

Diesel, 4-cylinder

Transmission

Gear

Drive

2WD

25–40 HP 1950s

Introduction

International Harvester DF-25: The Compact Workhorse That Defined an Era

Step back in time with the International Harvester DF-25, a true legend of agricultural machinery produced between 1951 and 1953. This tractor isn't just a piece of history; it's a testament to robust engineering and enduring performance, designed to tackle the challenges of small to medium-sized farms with unwavering reliability. Get ready to discover why this German-built marvel continues to capture the hearts of tractor enthusiasts and working farmers alike.

A Heart of Power: The Diesel Engine

Under the hood of the DF-25 lies a sturdy 4-cylinder, liquid-cooled diesel engine. With a displacement of 124.7 cubic inches (2.0 L) and delivering a solid 25 horsepower at 1800 RPM, this engine is built for endurance. Its 19:1 compression ratio ensures efficient combustion, while the generous oil capacity of 6.3 quarts (6.0 L) and coolant capacity of 16.4 quarts (15.5 L) speak to its robust design, ready for long hours in the field.

Transmission Simplicity, Operational Versatility

The DF-25 boasts a straightforward yet effective gear transmission, offering 4 forward gears and 1 reverse. This setup is perfectly suited for a variety of agricultural tasks, providing the right speed for plowing, tilling, or transport. Coupled with a two-wheel drive system, this tractor delivers dependable traction and maneuverability, making it a practical choice for diverse field conditions.

Designed for the Field: PTO and Dimensions

Equipped with a 540 RPM rear PTO (Power Take-Off), the DF-25 is ready to power a range of implements, enhancing its utility. Its dimensions are carefully considered for agility and stability, featuring a wheelbase of 78.3 inches (198 cm) and an overall length of 126 inches (320 cm). The open operator station provides a clear view of the surroundings, contributing to safe and efficient operation, while the agricultural tire sizes (5.00-16 front, 11.25-24 rear) ensure solid grip.

Conclusion

"The International Harvester DF-25 is more than just a tractor; it's a piece of agricultural heritage that still holds its own. Its blend of a reliable diesel engine, simple yet effective transmission, and thoughtful design makes it a compelling machine for collectors, historical farming enthusiasts, or anyone seeking a dependable, no-nonsense tractor. Built with quality and designed for the demands of its time, the DF-25 stands as a proud example of International Harvester's commitment to the farming community."

Introduction

Production Information of International Harvester, DF-25

The production information of the tractor (DF-25) includes details about its manufacturing.

Standard-tread tractor

Built in Neuss, Germany


Manufacturer	International Harvester
Total built	3,500

Dimension and Tires Information of International Harvester, DF-25

This section sums up the dimension and tires information of the tractor.


Wheelbase	78.3 inches [198 cm]
Height	63 inches [160 cm]
Length	126 inches [320 cm]
Width	64.6 inches [164 cm]


Ag front	5.00-16
Ag rear	11.25-24

Engine Specifications of International Harvester, DF-25

Get the specifications for the engine and if different options are available.

International Harvester

Liquid-cooled

Diesel

4-cylinder


Oil capacity	6.3 qts [6.0 L]
Displacement	124.7 ci [2.0 L]
Compression	19:1
Bore/Stroke	3.15x4.00 inches [80 x 102 mm]
Coolant capacity	16.4 qts [15.5 L]
Starter volts	12
Rated RPM	1800
Power	25 hp [18.6 kW]

Transmission Information of International Harvester, DF-25Y

Discover all variants of transmission available for this tractor model.

Transmission variants 1


Type	Gear
Gears	4 forward and 1 reverse

Mechanical Specs of International Harvester, DF-25Y

This section summarizes all mechanical information such as the brake system and other specifications.

Two-wheel drive

Open operator station.

Power Information of International Harvester, DF-25Y

Discover the power specifications and options available for this tractor model but also PTO (Power Take-off) information.


Rear PTO Type	540 (1.375)

Frequently asked questions

How much horsepower does the International Harvester DF-25 have?

The International Harvester DF-25 delivers 25 HP.

What years was the International Harvester DF-25 produced?

The International Harvester DF-25 was produced in 1951-1953.

What engine does the International Harvester DF-25 have?

The International Harvester DF-25 is powered by a Diesel, 4-cylinder engine.

What transmission does the International Harvester DF-25 use?

The International Harvester DF-25 uses a Gear transmission.

Is the International Harvester DF-25 4WD?

The International Harvester DF-25 is available in 2WD.

More International Harvester models

13024 HP · 1956 - 1958 25424 HP · 1982 - 1984 D-32424 HP · 1956 - 1962 D-32626 HP · 1962 - 1965 32327 HP · 1966 - 1975 Mogul 12-2527 HP · 1913 - 1918 Titan 12-2527 HP · 1914 - 1917 Titan D 25HP27 HP · 1910 - 1914

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