Hesston 70-66 Technical specs


Make Hesston
Model 70-66
Company country United states
Production years From 1985  Until 1991
Tractor type Utility tractor
Fuel diesel
Price -
Total build -
Service repair manual Hesston 70-66 Manual
AG front tires 7.50-16
AG rear tires 14.9-30
Weight 5689 lbs or 2580 kg
Length 143 inches [363 cm]
Width -
Height 97.5 inches [247 cm]
Wheelbase 88.5 inches [224 cm]
Ground clearance -
Rear tread size 55.1 to 78.75 inches
Front tread size 55.1 to 74.75 inches
Engine size 220.5 ci or 3.6 L
Number of cylinders 4 cylinders
Horsepower 70 hp or 52.2 kW
Power RPM 2500 (rpm)
Engine torque -
Engine torque RPM -
Fuel type diesel
Fuel tank capacity 19.2 gal or 72.7 L
Compression ratio 17:1
Bore stroke 3.937x4.527 inches or (100 x 115 mm)
Number of batteries -
Battery voltage 12 V
Electric ground force -
Electric charging system alternator
Electric charging Amps 33 amps
Starter motor electric
Engine starter volts 12 V
Parts And Accessories Hesston 70-66 Parts
Transmission type creeper
Transmission gears 20 forward and 8 reverse
Wheel drive 4x2 2WD
Steering system power
Braking system mechanical wet disc
Cabin type Four-post ROPS
Hydraulic system open center
Number of valves 1 to 3
Hydraulic max flow 11 gpm or 41.6 lpm
Drawbar claimed power 54 hp or 40.3 kW
Drawbar real power 54.22 hp or 40.4 kW
Drawbar fuel consumption 3.7 gal/hour or 14.0 l/hour
PTO claimed power 62.7 hp or 46.8 kW
PTO real power 62.71 hp or 46.8 kW
PTO clutch system -
Rear PTO system independent
Rear PTO RPM 540 (rpm)
Front PTO system -
PTO fuel consumption 3.6 gal/hour or 13.6 l/hour
Hitch control system position and lower-link draft control
Rear hitch I/II
Rear hitch lift 5194 lbs or 2355 kg



Detailed review of Hesston 70-66

Hesston produced its 70-66 farm tractor model From 1985  Until 1991 in United states with a Four-post ROPS cabin.
Talking dimensions and weight, this model weighs 5689 lbs or 2580 kg has , 143 inches [363 cm] of length and 97.5 inches [247 cm] of height while maintaining a wheelbase of 88.5 inches [224 cm] the front tread is about 55.1 to 74.75 inches while the rear tread is 55.1 to 78.75 inches .
This tractor can fit ag tires of 7.50-16 front and 7.50-16 back .
This Hesston 70-66 is powerd by a diesel engine it has 220.5 ci or 3.6 L 4 cylinders ,it can produce 70 hp or 52.2 kW at 2500 (rpm), the fuel tank capacity is 19.2 gal or 72.7 L.
This machine has 4x2 2WD wheel drive system,20 forward and 8 reverse transmission system.

- Hesston provided us with the latest version of its 70-66 service repair manual
- Find All mechanical and electrical parts and accessories of Hesston 70-66 farm-tractor here