Hesston 45-66

Hesston 45-66 Technical Specifications

Hesston 45-66 is a Row-Crop tractor that was produced by the John Deere between 1990.

Below you will find detailed technical specifications for Hesston 45-66 covering engine types, horsepower ratings, weight, height, fuel type and tank volume, oil capacity and type, hydraulic system diagram, wiring diagram, battery specs, etc.

Hesston 45-66 Production

Manufacturer: Hesston (a part of Fiat)
Type: Utility tractor
Original price: $14,500 (1990 )

Hesston 45-66 Power

Engine: 45 hp
33.6 kW
Drawbar (claimed): 31 hp
23.1 kW
PTO (claimed): 39.5 hp
29.5 kW
Drawbar (tested): 31.21 hp
23.3 kW
PTO (tested): 39.49 hp
29.4 kW

Hesston 45-66 Mechanical

Chassis: 4×2 2WD
  4×4 MFWD 4WD
Steering: hydrostatic power
Brakes: differential wet disc
Transmission: 12-speed


Type: open center
Valves: 1

Tracktor Hitch

Rear Type: independent
Rear lift: 3,920 lbs
1778 kg

Power Take-off (PTO)

Rear PTO: independent
Rear RPM: 540

Hesston 45-66 Engine detail

Engine Detail
Displacement: 165 ci
2.7 L
Bore/Stroke: 3.937×4.528 inches
100 x 115 mm
Power: 45 hp
33.6 kW
Compression: 17:1
Rated RPM: 2500
Starter: electric
Starter volts: 12

Hesston 45-66 Transmission overview

Engine Oil

Gears: 12 forward and 4 reverse

Hesston 45-66 Dimensions

Operating weight: 4450 lbs
2018 kg *4WD
Ballasted weight: 5400 lbs
2449 kg *Four-wheel drive tractor with 600 pounds rear liquid ballast and 350 pounds of front iron weights.

Hesston 45-66 Tests

Nebraska Tractor Test 1579

Nebraska Tractor Test 1579
Diesel 12-speed 4WD
October 1 – 8, 1985
Link: Nebraska Tractor Test 1579 file
PTO performance
Power at rated engine speed: 39.49 hp
29.4 kW
Fuel use: 2.5 gal/hour
9.5 l/hour
Power at rated PTO speed: 37.97 hp
28.3 kW
Fuel use: 2.3 gal/hour
8.7 l/hour
Drawbar performance
Max power: 31.21 hp
23.3 kW
Fuel use: 2.5 gal/hour
9.5 l/hour
Max pull: 4257 lbs
1930 kg


Is Hesston 45-66 a good tractor?

The Hesston 45-66 is one of the great tractors in the Hesston (a part of Fiat) stable, and it has earned Hesston (a part of Fiat) a fantastic reputation.

How much oil does a Hesston 45-66 take?

Check out the Hesston 45-66 oil capacity and oil type in the engine specs section as it may vary across the engines. Keep in mind, that older models might have their oil capacity increased over time. You may compare between the early and late oil capacity.

Do tractors have VIN numbers?

Every tractor has a VIN number. The number is usually engraved below the driver’s seat. Tractor manufacturers put the number in different places on the tractor body.

What was the last year Hesston (a part of Fiat) made the ?

The Hesston 45-66 was an agricultural tractor model made from 1990

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