International Harvester DF-25

Last Updated: June 2024

Overview

The International Harvester DF-25 is a standard-tread tractor recognized for its robust build and simplicity. With its 4x2 2WD chassis and 4-speed gear transmission, the DF-25 is predisposed for a variety of farming tasks where moderate power and maneuverability are required. Its International Harvester 4-cylinder, liquid-cooled, diesel engine can generate 25 horsepower at an optimal range of 1800 RPM. At a moderately sized 126 inches in length and 64.6 inches in width, the tractor is equipped with a wheelbase of 78.3 inches, providing stability during operation. The DF-25, sporting 5.00-16 front tires and larger 11.25-24 rear tires, ensures adequate ground clearance and traction. Despite its age, the DF-25 remains a valuable asset in the vintage machinery community for its durability and ease of maintenance.
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Key Specifications

Category: Utility, Standard Tread

Power Output: 25

Transmission: Gear

Drive Type: 2WD

Fuel Type: Diesel

International Harvester DF-25 vs. Similar Tractors

Power Output
Below Average
Greater than 18% of similar tractors.

Technical Specifications

Engine

Manufacturer
International Harvester
Model
-
Cooling Type
Liquid-cooled
Cylinder Orientation
-
Valve Configuration
-
Fuel Type
Diesel
Induction Type
-
Cylinders
4
Displacement (ci)
124.7
Bore (in)
3.15
Stroke (in)
4
Rated RPM
1800
Power Output (hp)
25

Transmission

Type
Gear
Forward Gears
4
Reverse Gears
1
Total Gears
-

Dimensions

Length (in)
126
Width (in)
64.6
Height (in)
63
Operating Weight (lb)
-

Power Take-Off (PTO)

PTO Type
-
PTO Speed 1 (rpm)
-
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x2 2WD
Drive Type
2WD
Steering Type
-
Coolant Capacity (qts)
16.4
Front Tire Diameter (in)
16
Front Tire Width (in)
5
Rear Tire Diameter (in)
24
Rear Tire Width (in)
11.25
Front/Rear Rim Diameter (in)
-
Tire Type
Ag
Manufacture - End Year
-
Hitch Type
-
Hitch Category
-
Hitch Position
-
Hitch Capacity (lb)
-
Operator Station Type
-
Starter Type
-
Brake Type
-
Hydraulic System Type
-