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International Harvester 986 vs International Harvester Hydro 186
Verdict: International Harvester 986 vs International Harvester Hydro 186
The International Harvester 986 and the International Harvester Hydro 186 are both tractors — here is how they stack up on the figures that matter. International Harvester 986 leads on rated power with 106 hp against 105 hp. International Harvester 986 is the lighter machine (10,500 kg vs 11,500 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. In short: choose the International Harvester 986 for outright pulling power, or the International Harvester Hydro 186 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.
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Fit & specs
International Harvester
85
Fit score
Best match
Clear
International Harvester
85
Fit score
Best match
Clear
Rated power
106 hp
105 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
International HarvesterReference
International HarvesterReference
18.4-34 rear tires.Reference
18.4-34 rear tires.Reference
Total built
20,554Reference
—
Original price
$31,100 (1981)Reference
$33,900 (1981)Reference
Final drives
bull gearReference
bull gearReference
Steering
power assistReference
power assistReference
Variants
986 Hi-Clear
high clearanceReference
—
Hydro 186 Hi-Clear
—
high clearanceReference
Engine
Drawbar (claimed)
68.6 kWReference
61.1 kWReference
Drawbar (tested)
67.2 kWReference
59.5 kWReference
Displacement
7.1 LReference
7.1 LReference
Bore/Stroke
109 x 127 mmReference
109 x 127 mmReference
Air cleaner
dual dry elementReference
dual dry elementReference
Rated RPM
2400Reference
2400Reference
Coolant capacity
24.6 LReference
24.6 LReference
Oil capacity
85.2 LReference
107.9 LReference
Power at rated engine speed
78.8 kWReference
78.3 kWReference
Max power
67.2 kWReference
59.5 kWReference
Transmission
Transmission
Torque AmplifierReference
hydrostaticReference
Gears
16 forward and 8 reverseReference
variable, two-range forward and reverseReference
Oil type
IH Hy-Tran/B-6Reference
IH Hy-Tran/B-6Reference
PTO & Hydraulics
PTO (claimed)
78.3 kWReference
77.6 kWReference
PTO (tested)
78.8 kWReference
78.3 kWReference
Hydraulic system
85.2 LReference
107.9 LReference
Type
two-speed power shiftReference
closed centerReference
Capacity
85.2 LReference
107.9 LReference
Valves
2Reference
2Reference
Rear Type
IIReference
IIReference
Rear lift (at 24"/610mm)
2612 kgReference
3020 kgReference
Rear PTO
independentReference
independentReference
Rear PTO Type
540/1000 (1.375)Reference
540/1000 (1.375)Reference
Engine RPM
1000@2100Reference
1000@2100Reference
Power at rated PTO speed
78.8 kWReference
74.8 kWReference
Pump flow
—
45.4 lpmReference
Capacities
Fuel
83.3 LReference
83.3 LReference
Dimensions
Wheelbase
269 cmReference
269 cmReference
Weight
10500 to 13030 poundsReference
11500 to 13135 poundsReference
Front tire
10.00-16Reference
10.00-16Reference
Rear tire
18.4-38Reference
18.4-34Reference
Ag front
10.00-16Reference
10.00-16Reference
Ag rear
18.4-38Reference
18.4-34Reference
Length
429 cmReference
—
Width
259 cmReference
248 cmReference
Height (cab)
317 cmReference
317 cmReference
Ground clearance
66 cmReference
66 cmReference
Bar rear axle
82 mmReference
82 mmReference
Shipping
5601 kgReference
5601 kgReference
Operating
5910 kgReference
5958 kgReference
2WD Length
—
424 cmReference
4WD Length
—
429 cmReference
986 Serial Number Location
986 Serial Numbers
1976
8601Reference
8601Reference
1977
11145Reference
8813Reference
1978
15624Reference
9806Reference
1979
19288Reference
10626Reference
1980
22696Reference
11465Reference
1981
25220Reference
12279Reference
Electrical
Ground
negativeReference
negativeReference
Charging system
alternatorReference
alternatorReference
Charging amps
61 (with cab)Reference
61 (with cab)Reference
Batteries
2Reference
2Reference
Battery CCA
470Reference
470Reference
Battery volts
12Reference
12Reference
Test results
Fuel use
26.9 l/hourReference
27.6 l/hourReference
Max pull
5523 kgReference
5131 kgReference
Speeds
Hydro 186 Serial Numbers
Location:
—
Rear axle.Reference
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.