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Hesston 766 vs Hesston 80-90

Verdict: Hesston 766 vs Hesston 80-90

The Hesston 766 and the Hesston 80-90 are both tractors — here is how they stack up on the figures that matter. Hesston 80-90 leads on rated power with 71 hp against 70 hp. Hesston 766 is the lighter machine (2,630 kg vs 6,930 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Hesston 80-90 is the newer design (1990 vs 1983). In short: choose the Hesston 80-90 for outright pulling power, or the Hesston 766 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
Hesston 766 Tractor
Hesston
62
Fit score
Best match
Clear
Hesston 80-90 Tractor
Hesston
62
Fit score
Best match
Clear
Rated power
70 hp
71 hp
Confidence
40%
40%
Guide price
Overview
Manufacturer
Hesston (a part of Fiat)Reference
FiatReference
liquid-cooledReference
With 18.4-30 rear tires.Reference
Original price
$22,650 (1984)Reference
Drive
4x4 MFWD 4WD (766DT)Reference
Distributor
HesstonReference
Final drives
planetaryReference
Differential lock
mechanical rearReference
Variants
766DT
4WDReference
766HC
high-cropReference
80-90DT
4WDReference
Engine
Displacement
3.7 LReference
3.9 LReference
Bore/Stroke
103 x 110 mmReference
104 x 115 mmReference
Rated RPM
2500Reference
2500Reference
Starter
electricReference
electricReference
Starter volts
12Reference
12Reference
Fuel tank
79.9 LReference
Engine
59.7 kWReference
Drawbar (tested)
45.3 kWReference
Power
59.7 kWReference
Fuel system
direct injectionReference
Pre-heating
ether injectionReference
Compression
17:1Reference
Power at rated engine speed
52.8 kWReference
Max power
45.3 kWReference
Transmission
Gears
12 forward and 4 reverseReference
20 forward and 8 reverseReference
Clutch
279.4mm dry discReference
PTO & Hydraulics
PTO (claimed)
52.2 kWReference
52.9 kWReference
Type
open centerReference
creeperReference
Valves
1Reference
Rear Type
IIReference
I/IIReference
Rear PTO
independentReference
independentReference
Rear PTO Type
540Reference
540 (1.375)Reference
PTO (tested)
52.8 kWReference
Pressure
186.3 barReference
Rear valves
2 or 3Reference
Pump flow
41.6 lpmReference
Rear lift
2221 kgReference
Engine RPM
540@2198Reference
Power at rated PTO speed
51.6 kWReference
Dimensions
Weight
2630 kgReference
6930 to 7634 poundsReference
Front tire
7.50-18Reference
7.50-16Reference
Rear tire
18.4-30Reference
16.9-30Reference
Ag front
7.50-18Reference
Ag rear
18.4-30Reference
16.9-34Reference
2WD Wheelbase
226 cmReference
4WD Wheelbase
227 cmReference
2WD Ag front
9.5L-15Reference
4WD Ag front
13.6-24Reference
2WD Length
342 cmReference
4WD Length
365 cmReference
2WD Front tread
139 to 189 cmReference
4WD Front tread
163 to 195 cmReference
Rear tread
139 to 210 cmReference
2WD
3143 kgReference
4WD
3462 kgReference
Operating
3234 kgReference
Ballasted
4293 kgReference
Electrical
Ground
negativeReference
negativeReference
Battery volts
12Reference
12Reference
Charging system
alternatorReference
Charging amps
65Reference
Hesston 80-90 Height
2WD Hood
151 cmReference
4WD Hood
152 cmReference
ROPS
260 cmReference
2WD Cab
263 cmReference
4WD Cab
255 cmReference
Test results
Fuel use
15.1 l/hourReference
Max pull
3321 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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