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Tractor · 1967Unverified

International Harvester 856

Name: International Harvester 856
Brand: International Harvester

International Harvester 856 · 100 hp. Reference specifications; pending source verification.

The International Harvester 856 is a tractor with an approximate output of 100 hp, falling within the mid-range power output for its class. Production of this model took place between 1967 and 1971. It is equipped with a 6-cylinder diesel liquid-cooled engine and a four-wheel drive system featuring a powershift transmission. The operating weight of the 856 is listed as 9370 to 10290 pounds.

Provisional listing — the headline figure is shown; full specifications are auto-generated and pending verification against published sources.

Rated power

100 hp

Max power

65.0 kW

Weight

9370 to 10290 pounds

Catalogue coverage

Variants represented

Richest spec table

97 rows

Recorded power

100 hp

Transmissions

8-speed gear

Production years

1967-1971

Verified variants

No linked source document is currently displayed; verify critical figures with the manufacturer or dealer.

Hover a source tag to verify

Overview

ManufacturerInternational HarvesterReference

Built in Rock Island, Illinois, USAReference

Total built2,113 (diesel)Reference

Total built4 (gasoline)Reference

Original price was $9,640 in 1971Reference

Two- or four-wheel driveReference

SteeringpowerReference

Differential hydraulic dry disc brakesReference

Open operator station. Cab optional.Reference

Variants

Farmall 856row-crop tractorReference

Engine

International Harvester 6.7L 6-cyl dieselReference

International Harvester 4.9L 6-cyl gasolineReference

International Harvester 4.9L 6-cyl LP gasReference

Fuel tank159.0 LReference

Drawbar (tested)65.0 kWReference

International Harvester D-407Reference

dieselReference

6-cylinderReference

liquid-cooledReference

Displacement6.7 LReference

Bore/Stroke110 x 117 mmReference

Air cleanerdual dry elementsReference

Compression17:1Reference

Rated RPM2400Reference

Idle RPM900-2400Reference

Starter volts12Reference

Oil capacity11.4 LReference

Coolant capacity22.7 LReference

International Harvester C-301Reference

gasolineReference

Displacement4.9 LReference

Bore/Stroke97 x 112 mmReference

Compression7.7:1Reference

Oil capacity8.5 LReference

Coolant capacity19.9 LReference

LP gasReference

Compression8.8:1Reference

Coolant capacity20.3 LReference

Power at rated engine speed74.9 kWReference

Max power65.0 kWReference

Transmission

8-speed gearReference

16-speed two-speed power shiftReference

ManufacturerInternational HarvesterReference

TypegearReference

Gears8 forward and 4 reverseReference

TransmissionTorque AmplifierReference

Typetwo-speed power shiftReference

Gears16 forward and 8 reverseReference

Four gears with high and low ranges. Torque Amplifier (TA) provides a power shift between direct-drive (DD) and lower TA speed in each gear.Reference

PTO & Hydraulics

Diesel PTO (claimed)70.8 kWReference

Gas PTO (claimed)69.4 kWReference

PTO (tested)74.9 kWReference

Typeopen centerReference

Pump flow45.4 lpmReference

Rear TypeIIReference

Rear PTOindependentReference

Rear PTO Type540/1000Reference

Engine RPM540@2100Reference

Engine RPM1000@2100Reference

Power at rated PTO speed70.3 kWReference

Dimensions

Wheelbase231 cmReference

Weight9370 to 10290 poundsReference

Front tire10.00-16Reference

Rear tire18.4-38Reference

Ag front10.00-16Reference

Ag rear18.4-38Reference

Length386 cmReference

Width203 cmReference

Height (steering wheel)205 cmReference

Bar rear axle82 by 2032 mmReference

Diesel Shipping4250 kgReference

Diesel Operating4667 kgReference

Ballasted5459 kgReference

856 Serial Number Location

Serial number plate on the left side of the tractor's clutch housing.Reference

856 Serial Numbers

19677501Reference

19687904Reference

19699016Reference

19709544Reference

19719653Reference

FAQ: How to read a serial number table.Reference

Electrical

Charging systemalternatorReference

Charging amps55Reference

Diesel Batteries2Reference

Gas Batteries1Reference

Diesel Battery volts6Reference

Gas Battery volts12Reference

Diesel Battery AH204Reference

Gas Battery AH60Reference

Test results

Diesel 16-speed 2WDApril 15 - 30, 1968Link: Nebraska Tractor Test 970 fileReference

PTO performanceReference

Fuel use25.0 l/hourReference

Fuel use22.7 l/hourReference

Drawbar performanceReference

Gear 1-Hi-TA used for power test.Reference

Max pull4271 kgReference

Gear 3-Lo-TA used for pull test.Reference

Speeds

With 18.4-38 rear tires.Reference

Values normalized to UK metric units. Every figure is traced to at least one source; verified specs are cross-checked against two or more.

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