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Tractor · 1990Unverified

Hesston 80-90

Name: Hesston 80-90
Brand: Hesston

Hesston 80-90 — 90 Series · 71 hp. Reference specifications; pending source verification.

The Hesston 80-90 is a tractor model with a rated power output of 71 hp, positioning it in the middle of its class in terms of power. Manufactured in 1990, it is equipped with a 4-cylinder diesel liquid-cooled engine, which drives the four-wheel drive system through a 12-speed gearbox. The listed weight of the tractor falls within the range of 6930 to 7634 pounds. It is designed for use on areas of approximately 200 acres.

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

Rated power

71 hp

Max power

45.3 kW

Weight

6930 to 7634 pounds

Catalogue coverage

Variants represented

Richest spec table

91 rows

Recorded power

71 hp

Transmissions

12-speed synchromesh

Production years

1990-1990

Verified variants

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

Hover a source tag to verify

Overview

DistributorHesstonReference

ManufacturerFiatReference

Utility tractorReference

Original price was $35,000 in 1990Reference

Two- or four-wheel driveReference

Final drivesplanetaryReference

Differential lockmechanical rearReference

Power steeringReference

Differential hydraulic wet disc brakesReference

Four-post ROPS. Cab optional.Reference

Variants

80-90DT4WDReference

Engine

Fiat 3.9L 4-cyl dieselReference

Fuel tank79.9 LReference

Engine59.7 kWReference

Drawbar (tested)45.3 kWReference

Fiat 8045.05Reference

dieselReference

4-cylinderReference

liquid-cooledReference

Displacement3.9 LReference

Bore/Stroke104 x 115 mmReference

Power59.7 kWReference

Fuel systemdirect injectionReference

Pre-heatingether injectionReference

Compression17:1Reference

Rated RPM2500Reference

StarterelectricReference

Starter volts12Reference

Power at rated engine speed52.8 kWReference

Max power45.3 kWReference

Transmission

12-speed synchromeshReference

12-speed mechanical shuttleReference

20-speed creeperReference

TypesynchromeshReference

Gears12 forward and 4 reverseReference

Clutch279.4mm dry discReference

Four gears (1-4) in three ranges (I-III) plus reverse range.Reference

Typemechanical shuttleReference

Gears12 forward and reverseReference

TypecreeperReference

Gears20 forward and 8 reverseReference

PTO & Hydraulics

PTO (claimed)52.9 kWReference

PTO (tested)52.8 kWReference

Typeopen centerReference

Pressure186.3 barReference

Rear valves2 or 3Reference

Pump flow41.6 lpmReference

Rear TypeI/IIReference

Rear lift2221 kgReference

Rear PTOindependentReference

Rear PTO Type540 (1.375)Reference

Engine RPM540@2198Reference

Power at rated PTO speed51.6 kWReference

Dimensions

2WD Wheelbase226 cmReference

4WD Wheelbase227 cmReference

Weight6930 to 7634 poundsReference

Front tire7.50-16Reference

Rear tire16.9-30Reference

2WD Ag front7.50-16Reference

4WD Ag front11.2-24Reference

Ag rear16.9-30Reference

2WD Ag front7.50-18Reference

2WD Ag front9.5L-15Reference

4WD Ag front13.6-24Reference

Ag rear13.6-38Reference

Ag rear16.9-34Reference

2WD Length342 cmReference

4WD Length365 cmReference

2WD Front tread139 to 189 cmReference

4WD Front tread163 to 195 cmReference

Rear tread139 to 210 cmReference

2WD3143 kgReference

4WD3462 kgReference

Operating3234 kgReference

Ballasted4293 kgReference

Electrical

GroundnegativeReference

Charging systemalternatorReference

Charging amps65Reference

Battery volts12Reference

Hesston 80-90 Height

2WD Hood151 cmReference

4WD Hood152 cmReference

ROPS260 cmReference

2WD Cab263 cmReference

4WD Cab255 cmReference

Test results

Diesel 12-speed 2WD 4, 22/1985 - May 7, 1985Link: Nebraska Tractor Test 1563 fileReference

PTO performanceReference

Fuel use15.5 l/hourReference

Fuel use15.1 l/hourReference

Drawbar performanceReference

Max pull3321 kgReference

Speeds

With 18.4-30 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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