International Harvester TD-25

Name: International Harvester TD-25
Brand: International Harvester

Power

230 hp

Production

1959-1962

Engine

Turbocharged diesel, 6-cylinder

Transmission

Two-speed power shift

Over 200 HP 1950s 1960s

From the same series:

Introduction

International Harvester TD-25: The Powerhouse Crawler That Redefined Tough Jobs

Get ready to explore the mighty International Harvester TD-25, a legendary crawler tractor that has been a cornerstone of demanding agricultural and industrial operations since its debut in 1959. This machine isn't just a tractor; it's a testament to robust engineering and unwavering performance, built to conquer the toughest terrains and tasks with unparalleled grit.

Unleashing Raw Power: The Heart of the TD-25

Under the hood, the TD-25 roars to life with a formidable International Harvester turbocharged diesel engine. This 6-cylinder powerhouse boasts a massive 13.4 L displacement and delivers a commanding 230 horsepower. Its liquid-cooled, vertical L-head design, coupled with a direct injection fuel system and a dry air cleaner, ensures optimal performance and longevity even under the most strenuous conditions. With a rated RPM of 1500, this engine is built for sustained effort.

Transmission Mastery: Shifting Gears with Confidence

The TD-25's transmission is engineered for versatility and strength. Featuring a two-speed power shift system, it offers a robust 8 forward and reverse gears, allowing operators to precisely match speed and power to the task at hand. The substantial 406.4mm dry disc clutch ensures smooth engagement and reliable power transfer, making every operation efficient and controlled.

Built to Last: Dimensions and Durability

This isn't a lightweight machine; the TD-25 tips the scales at an impressive 45,550 lbs (20,661 kg), providing exceptional stability and traction. Its 24-inch tracks are designed to distribute weight effectively, minimizing ground pressure and maximizing grip on challenging surfaces. The open operator station offers clear visibility, enhancing safety and operator comfort during long working days.

Electrical Backbone: Powering Through

The TD-25 is equipped with a reliable electrical system featuring a generator to keep things powered up. It operates on a 6-volt system, supported by four batteries, each with a 204 Ah capacity. The 15-amp charging system ensures that the power is always there when you need it, keeping you running throughout the day.

Conclusion

"The International Harvester TD-25 stands as a towering example of agricultural machinery excellence. Its blend of raw power, intelligent transmission, and rugged construction makes it an indispensable tool for those who demand the utmost in performance and reliability. Whether tilling vast fields or tackling heavy-duty construction, the TD-25 is a true workhorse that continues to impress."

Introduction

Production Information of International Harvester, TD-25

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

Agricultural Crawler tractor

Built in Melrose Park, Illinois, USA


Manufacturer	International Harvester
Total built	529

Dimension and Tires Information of International Harvester, TD-25

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

No data available

Engine Specifications of International Harvester, TD-25

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

International Harvester

Liquid-cooled vertical L-head

6-cylinder

Turbocharged diesel


Fuel system	Direct injection
Rated RPM	1500
Displacement	817 ci [13.4 L]
Bore/Stroke	5.375x6.00 inches [137 x 152 mm]
Power (net)	230 hp [171.5 kW]
Compression	15.35:1
Air cleaner	Dry
Coolant capacity	74.5 qts [70.5 L]
Oil capacity	34 qts [32.2 L]
Starter volts	24

Transmission Information of International Harvester, TD-25Y

Discover all variants of transmission available for this tractor model.

Transmission variants 1


Type	Two-speed power shift
Oil capacity	192.2 qts [181.9 L]
Gears	8 forward and reverse
Clutch	406.4mm dry disc

Mechanical Specs of International Harvester, TD-25Y

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

Open operator station.


Drive	Crawler

Power Information of International Harvester, TD-25Y

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

Https://www.tractordata.com/farm-tractors/003/3/2/3323-international-harvester-td-25-tests.html

Electrical System of International Harvester, TD-25

Battery voltage, charging system and ground.


Charging system	Generator
Battery AH	204
Battery volts	6
Charging amps	15
Batteries	4

Frequently asked questions

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

The International Harvester TD-25 delivers 230 HP.

What years was the International Harvester TD-25 produced?

The International Harvester TD-25 was produced in 1959-1962.

What engine does the International Harvester TD-25 have?

The International Harvester TD-25 is powered by a Turbocharged diesel, 6-cylinder engine.

What transmission does the International Harvester TD-25 use?

The International Harvester TD-25 uses a Two-speed power shift transmission.

More International Harvester models

4386230 HP · 1976 - 1981 7388230 HP · 1982 - 1984 4366225 HP · 1973 - 1976 7488235 HP · 1985 7288210 HP · 1985 5488205 HP · 1981 - 1985 6788200 HP · 1981 - 1984 3788189 HP · 1980 - 1981

View all 252 International Harvester models →

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