International Harvester 686 Technical specs


Make International Harvester
Model 686
Company country United states
Production years From 1976  Until 1980
Tractor type -
Fuel diesel
Price -
Total build 6,000
Service repair manual International Harvester 686 Manual
AG front tires 7.50-16
AG rear tires 15.5-38
Weight 7770 lbs or 3524 kg
Length 162 inches [411 cm]
Width 89.4 inches [227 cm]
Height -
Wheelbase 103 inches [261 cm]
Ground clearance -
Rear tread size 56 to 96 inches
Front tread size 58 to 82 inches
Engine size 291 ci or 4.8 L
Number of cylinders 6 cylinders
Horsepower -
Power RPM 2000 (rpm)
Engine torque -
Engine torque RPM -
Fuel type diesel
Fuel tank capacity 31 gal or 117.3 L
Bore stroke 3.75x4.39 inches or (95 x 112 mm)
Oil tank capacity 12 qts or 11.4 L
Coolant tank capacity 21 qts or 19.9 L
Number of batteries -
Battery voltage -
Electric ground force -
Engine starter volts 12 V
Parts And Accessories International Harvester 686 Parts
Transmission system Torque Amplifier
Transmission type two-speed power shift
Transmission gears 10 forward and 2 reverse
Oil tank capacity 64 qts or 60.6 L
Wheel drive 4x2 2WD
Steering system power
Braking system disc
Cabin type Two-post fixed ROPS
Hydraulic system open center
Hydraulic tank capacity 16 gal or 60.6 L
Hydraulic max flow 12 gpm or 45.4 lpm
Drawbar real power 57.71 hp or 43.0 kW
Drawbar fuel consumption 4.1 gal/hour or 15.5 l/hour
Max drawbar pull 8,013 lbs or 3634 kg
PTO claimed power -
PTO real power 66.36 hp or 49.5 kW
PTO clutch system -
Rear PTO system independent
Rear PTO RPM 540 (rpm)
Front PTO system -
PTO fuel consumption 4.1 gal/hour or 15.5 l/hour
Hitch control system -
Rear hitch II
Rear hitch lift -



Detailed review of International Harvester 686

International Harvester produced its 686 farm tractor model From 1976  Until 1980 in United states with a Two-post fixed ROPS cabin and more than 6,000 units were build.
Talking dimensions and weight, this model weighs 7770 lbs or 3524 kg has 89.4 inches [227 cm] of width, 162 inches [411 cm] of length while maintaining a wheelbase of 103 inches [261 cm] the front tread is about 58 to 82 inches while the rear tread is 56 to 96 inches .
This tractor can fit ag tires of 7.50-16 front and 7.50-16 back .
This International Harvester 686 is powerd by a diesel engine it has 291 ci or 4.8 L 6 cylinders the fuel tank capacity is 31 gal or 117.3 L.
This machine has 4x2 2WD wheel drive system,10 forward and 2 reverse Torque Amplifier transmission system.

- International Harvester provided us with the latest version of its 686 service repair manual
- Find All mechanical and electrical parts and accessories of International Harvester 686 farm-tractor here