International Harvester 684

Last Updated: June 2024

Overview

The International Harvester 684 is a multifunctional utility tractor that was manufactured between 1977 and 1984. This tractor is available in both 2WD (4x2) and 4WD (4x4 MFWD) configurations, catering to different farming needs. It is powered by a 3.9L International Harvester D-239 six-cylinder diesel engine, which produces 69 horsepower at 2400 RPM. With power steering and wet disc brakes, it offers ease of handling and safe operation. There are two transmission options available: a syncromesh with 8 forward and 4 reverse gears, and a two-speed power shift with 16 forward and 8 reverse gears. The 684 features a hydraulic open center system with a Position and draft control and is compatible with a variety of attachments through its rear hitch and optional PTO. Whether used in traditional row-crop work, utility tasks, or operating with low-clearance requirements, the International Harvester 684 adapts to various agricultural applications.
Show more...

Key Specifications

Category: Utility

Power Output: 69

Transmission: Syncromesh with dry disc clutch / Two-speed power shift

Operating Weight: Utility: 5721 / Row-crop: 5975 / 4WD: 6765 / Low-profile: 5620

Fuel Type: Diesel

International Harvester 684 vs. Similar Tractors

Power Output
Average
Greater than 63% of similar tractors.
Operating Weight
Excellent
Greater than 100% of similar tractors.

Technical Specifications

Engine

Manufacturer
International Harvester
Model
D-239
Cooling Type
Liquid-cooled
Cylinder Orientation
Inline
Valve Configuration
-
Fuel Type
Diesel
Induction Type
Naturally aspirated
Cylinders
6
Displacement (ci)
239
Bore (in)
3.875
Stroke (in)
5.06
Rated RPM
2400
Power Output (hp)
69

Transmission

Type
Syncromesh with dry disc clutch / Two-speed power shift
Forward Gears
16-Aug
Reverse Gears
8-Apr
Total Gears
-

Dimensions

Length (in)
Utility: 141.7 / Row-crop: 139.0 / 4WD: 147.2 / Low-profile: 141.7
Width (in)
Utility: 73.6 / Row-crop: 74.8 / 4WD: 73.6 / Low-profile: 78.5
Height (in)
Utility: 63 / Row-crop: 63 / 4WD: 63 / Low-profile: 56.3
Operating Weight (lb)
Utility: 5721 / Row-crop: 5975 / 4WD: 6765 / Low-profile: 5620

Power Take-Off (PTO)

PTO Type
Independent with hydraulic wet disc clutch
PTO Speed 1 (rpm)
540
PTO Speed 2 (rpm)
-
PTO Speed 3 (rpm)
-

Miscellaneous

Chassis
4x2 2WD or 4x4 MFWD 4WD
Drive Type
-
Steering Type
Power
Coolant Capacity (qts)
14.4
Front Tire Diameter (in)
-
Front Tire Width (in)
-
Rear Tire Diameter (in)
-
Rear Tire Width (in)
-
Front/Rear Rim Diameter (in)
-
Tire Type
Ag
Manufacture - End Year
1984
Hitch Type
II
Hitch Category
Category 3
Hitch Position
Rear
Hitch Capacity (lb)
-
Operator Station Type
ROPS or Cab
Starter Type
Electric
Brake Type
Independent hydraulic wet disc
Hydraulic System Type
Open center