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International Harvester 1086B vs International Harvester 856

Verdict: International Harvester 1086B vs International Harvester 856

The International Harvester 1086B and the International Harvester 856 are both tractors — here is how they stack up on the figures that matter. International Harvester 856 leads on rated power with 100 hp against 98 hp. International Harvester 1086B is the lighter machine (5,949 kg vs 9,370 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 1086B is the newer design (1981 vs 1967). In short: choose the International Harvester 856 for outright pulling power, or the International Harvester 1086B 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 1086B Tractor
International Harvester
85
Fit score
Best match
Clear
International Harvester 856 Tractor
International Harvester
85
Fit score
Best match
Clear
Rated power
98 hp
100 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
International HarvesterReference
International HarvesterReference
liquid-cooled inlineReference
With 18.4-38 rear tires.Reference
Total built
164Reference
4 (gasoline)Reference
Differential lock
electro-hydraulic rearReference
Steering
powerReference
Engine
Engine
110.4 kWReference
Displacement
6.8 LReference
4.9 LReference
Bore/Stroke
109 x 121 mmReference
97 x 112 mmReference
Power
110.4 kWReference
Air cleaner
dryReference
dual dry elementsReference
Rated RPM
2400Reference
2400Reference
Starter type
electricReference
Fuel tank
159.0 LReference
Drawbar (tested)
65.0 kWReference
Compression
8.8:1Reference
Idle RPM
900-2400Reference
Starter volts
12Reference
Oil capacity
8.5 LReference
Coolant capacity
20.3 LReference
Power at rated engine speed
74.9 kWReference
Max power
65.0 kWReference
Transmission
Transmission
two-speed power shiftReference
Torque AmplifierReference
Gears
16 forward and 4 reverseReference
16 forward and 8 reverseReference
Clutch
hydraulic cerametallic discReference
PTO & Hydraulics
PTO (claimed)
73.1 kWReference
Type
Torque AmplifierReference
two-speed power shiftReference
Rear Type
III/IIReference
IIReference
Rear PTO
independentReference
independentReference
Rear PTO Type
540/1000 (1.375)Reference
540/1000Reference
Engine RPM
1000@2100Reference
1000@2100Reference
Diesel PTO (claimed)
70.8 kWReference
Gas PTO (claimed)
69.4 kWReference
PTO (tested)
74.9 kWReference
Pump flow
45.4 lpmReference
Power at rated PTO speed
70.3 kWReference
Dimensions
Weight
5949 kgReference
9370 to 10290 poundsReference
Front tire
11.00-16Reference
10.00-16Reference
Rear tire
24.5-32Reference
18.4-38Reference
Ag front
11.00-16Reference
10.00-16Reference
Ag rear
24.5-32Reference
18.4-38Reference
Length
426 cmReference
386 cmReference
Width
259 cmReference
203 cmReference
Shipping weight
5949 kgReference
Ground clearance
39 cmReference
Wheelbase
231 cmReference
Height (steering wheel)
205 cmReference
Bar rear axle
82 by 2032 mmReference
Diesel Shipping
4250 kgReference
Diesel Operating
4667 kgReference
Ballasted
5459 kgReference
Variants
Farmall 856
row-crop tractorReference
856 Serial Number Location
856 Serial Numbers
1967
7501Reference
1968
7904Reference
1969
9016Reference
1970
9544Reference
1971
9653Reference
Electrical
Charging system
alternatorReference
Charging amps
55Reference
Diesel Batteries
2Reference
Gas Batteries
1Reference
Diesel Battery volts
6Reference
Gas Battery volts
12Reference
Diesel Battery AH
204Reference
Gas Battery AH
60Reference
Test results
Fuel use
22.7 l/hourReference
Max pull
4271 kgReference
Speeds

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.

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