International Harvester 1206 Specs & Review

Technical Specifications of International Harvester 1206 Farm Tractor


  • Manufacturer: International Harvester
  • Built in: Rock Island, Illinois, USA
  • Total Built: 1,289
  • Original Price: $9,450 in 1967


  • Engine Type: International Harvester 5.9L 6-cyl diesel
  • Fuel Tank: 35 gal (132.5 L)


  • 8-speed unsynchronized
  • 16-speed partial power shift


  • Drawbar (claimed): 99.6 hp (74.3 kW)
  • PTO (claimed): 112.6 hp (84.0 kW)
  • Drawbar (tested): 95.00 hp (70.8 kW)
  • PTO (tested): 112.64 hp (84.0 kW)


  • Drive: Two- or four-wheel drive
  • Steering: Power steering
  • Brakes: Differential hydraulic dry disc brakes
  • Operator Station: Open operator station. Optional one-door cab. Optional heat and air-conditioning.


  • Valves: 0 to 2
  • Pump Flow: 12 gpm (45.4 lpm)

Tractor Hitch

  • Rear Type: III

Power Take-off (PTO)

  • Rear PTO: Independent
  • Rear RPM: 1000

Dimensions & Tires

  • Wheelbase: 91 inches (231 cm)
  • Weight: 10115 lbs (4588 kg)
  • Front Tire: 11.00-16
  • Rear Tire: 24.5-32

Frequently Asked Questions

What is the fuel tank capacity?

The fuel tank capacity is 35 gallons (132.5 L).

What types of transmissions are available?

The tractor comes with an 8-speed unsynchronized and a 16-speed partial power shift transmission.

What is the horsepower of this tractor?

The claimed drawbar horsepower is 99.6 hp, and the claimed PTO horsepower is 112.6 hp.

What are the hydraulic capabilities?

The tractor has 0 to 2 valves and a pump flow of 12 gpm.

What is the weight of the tractor?

The weight of the tractor is 10,115 lbs.

A Classic Powerhouse: The International Harvester 1206

The International Harvester 1206 is a farm tractor that was built in Rock Island, Illinois, USA. Manufactured by International Harvester, this tractor was in production from 1965 to 1967.

Key Specifications

The tractor is powered by a 5.9L 6-cylinder diesel engine and has a fuel tank capacity of 35 gallons. It offers an 8-speed unsynchronized and a 16-speed partial power shift transmission. The claimed drawbar and PTO horsepower are 99.6 hp and 112.6 hp, respectively.


The 1206 offers robust performance with its high horsepower and multiple transmission options. It is well-suited for heavy-duty farming tasks and offers a tested drawbar horsepower of 95.00 hp.


The tractor comes with an open operator station, with optional one-door cab, heat, and air-conditioning. It also features power steering and differential hydraulic dry disc brakes for enhanced control.


The tractor is known for its durability and robust build quality. However, it’s essential to consult official literature for maintenance and repair.

Value for Money

With an original price of $9,450 in 1967, the tractor offers a range of features and capabilities that justify its cost, especially when compared to similar models on the market.

Pros and Cons

  • Pros: High horsepower, multiple transmission options, optional cab features.
  • Cons: Limited hydraulic valves, may require consultation of official literature for repairs.

Best Suited For

The tractor is best suited for heavy-duty farming tasks and can handle various types of terrain, thanks to its two- or four-wheel drive options.

A Timeless Workhorse

The International Harvester 1206 stands as a reliable and powerful option for those in need of a heavy-duty farm tractor. With its range of features and robust performance, it remains a valuable asset for any farming operation.