Compare/Hesston 766 vs Hesston 80-66 High Clearance

Hesston 766 vs Hesston 80-66 High Clearance

Verdict: Hesston 766 vs Hesston 80-66 High Clearance

The Hesston 766 and the Hesston 80-66 High Clearance are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 70 hp. Hesston 766 is the lighter machine (2,630 kg vs 5,800 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Hesston 80-66 High Clearance is the newer design (1985 vs 1983). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Hesston

Fit score

Best match

Clear

Hesston

Fit score

Best match

Clear

Rated power

70 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Hesston (a part of Fiat)Reference

FiatReference

liquid-cooledReference

With 13.6-38 rear tires.Reference

Original price

$22,650 (1984)Reference

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Drive

4x4 MFWD 4WD (766DT)Reference

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Distributor

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HesstonReference

Variants

766DT

4WDReference

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766HC

high-cropReference

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80-66

—

utility 2WDReference

80-66DT

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utility 4WDReference

80-66OR

—

orchard 2WDReference

80-66ORDT

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orchard 4WDReference

80-66HC

—

high-cropReference

80-66HCDT

—

high-crop 4WDReference

Engine

Displacement

3.7 LReference

3.9 LReference

Bore/Stroke

103 x 110 mmReference

104 x 115 mmReference

Rated RPM

2500Reference

Starter

electricReference

Starter volts

12Reference

Fuel tank

—

72.7 LReference

Fuel system

—

direct injectionReference

Transmission

Gears

12 forward and 4 reverseReference

20 forward and 8 reverseReference

Clutch

—

279.4mm dry discReference

PTO & Hydraulics

PTO (claimed)

52.2 kWReference

Type

open centerReference

creeperReference

Valves

1Reference

2Reference

Rear Type

IIReference

Rear PTO

independentReference

Rear PTO Type

540Reference

540/ground (1.375)Reference

Pressure

—

186.2 barReference

Pump flow

—

41.6 lpmReference

Control

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position and lower-link draft controlReference

Dimensions

Weight

2630 kgReference

5800 to 7290 poundsReference

Front tire

7.50-18Reference

Rear tire

18.4-30Reference

9.5-42Reference

Ag front

7.50-18Reference

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Ag rear

18.4-30Reference

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2WD Wheelbase

—

210 cmReference

4WD Wheelbase

—

204 cmReference

2WD Ag front

—

7.50-18Reference

4WD Ag front

—

12.4-38Reference

2WD Ag rear

—

12.4-38Reference

4WD Ag rear

—

12.4-38Reference

2WD Shipping weight

—

2630 kgReference

4WD Shipping weight

—

3306 kgReference

2WD Clearance (front axle)

—

80 cmReference

4WD Clearance (front axle)

—

62 cmReference

2WD Clearance (drawbar)

—

63 cmReference

4WD Clearance (drawbar)

—

65 cmReference

2WD Front tread

—

152 to 223 cmReference

4WD Front tread

—

167/177/182/193/203/208/218 cmReference

2WD Rear tread

—

152 to 193 cmReference

4WD Rear tread

—

142/152/157/160/172/177/187 cmReference

Electrical

Ground

negativeReference

—

Battery volts

12Reference

Charging system

—

alternatorReference

Charging amps

—

33Reference

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.