Compare/Hesston 666 vs Hesston 666DT High Crop

Hesston 666 vs Hesston 666DT High Crop

Verdict: Hesston 666 vs Hesston 666DT High Crop

The Hesston 666 and the Hesston 666DT High Crop are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 62 hp. Hesston 666DT High Crop is the lighter machine (3,310 kg vs 5,689 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

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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

62 hp

Confidence

40%

Guide price

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Overview

Distributor

HesstonReference

Manufacturer

FiatReference

Four synchronized gears in three ranges.Reference

liquid-cooledReference

Original price

$19,600 (1984)Reference

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Steering

hydrostatic powerReference

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Variants

666

similar Fiat modelReference

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766

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utilityReference

666DT

4WDReference

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666HC

high-cropReference

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766HC

—

high-cropReference

Engine

Fuel tank

72.7 LReference

Drawbar (claimed)

40.5 kWReference

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Drawbar (tested)

39.6 kWReference

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Displacement

3.5 LReference

Bore/Stroke

100 x 110 mmReference

Starter volts

12Reference

Power at rated engine speed

46.5 kWReference

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Max power

39.6 kWReference

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Fuel system

—

direct injectionReference

Pre-heating

—

ether injectionReference

Starter

—

electricReference

Transmission

Gears

20 forward and 8 reverseReference

12 forward and 4 reverseReference

Clutch

—

279.4mm cerametallic dry discReference

PTO & Hydraulics

PTO (claimed)

46.2 kWReference

PTO (tested)

46.5 kWReference

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Type

creeperReference

partially synchronizedReference

Pressure

186.2 barReference

Valves

1 or 2Reference

1Reference

Pump flow

41.6 lpmReference

Rear Type

I/IIReference

IIReference

Rear PTO

independentReference

Rear PTO Type

540Reference

540 (1.375)Reference

Power at rated PTO speed

45.0 kWReference

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Control

—

position and draft controlReference

Dimensions

Wheelbase

224 cmReference

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Weight

5689 to 6350 poundsReference

3310 kgReference

Front tire

7.50-16Reference

13.6x38Reference

Rear tire

14.9-30Reference

13.6x38Reference

Ag front

9.5-24 (4WD)Reference

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Ag rear

14.9-30Reference

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Length

363 cmReference

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Operating weight

2880 kgReference

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Ground clearance

40 cmReference

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Standard tires (ag)

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Front: 13.6x38. Rear: 13.6x38Reference

Electrical

Charging system

alternatorReference

Charging amps

33Reference

Ground

—

negativeReference

Battery volts

—

12Reference

Hesston 666 Height

Hood

149 cmReference

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Exhaust

246 cmReference

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Test results

Fuel use

13.2 l/hourReference

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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.