John Deere 8440 VS Hart-Parr 18-36 specs comparison

John Deere 8440 1979 comparison online with competitors

John Deere 8440

General Infos
Make John Deere
Model 8440
Country United states
Production From 1979  Until 1982
Price -
Tractor type Four wheel Drive (4WD) tractor
Fuel diesel
Service repair manual John Deere 8440 Manual

Dimensions, sizes and tires
AG front tires 18.4-34
AG rear tires 18.4-34
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 26,590 lbs or 12061 kg
Length 223.5 inches [567 cm]
Width -
Height 126.6 inches [321 cm]
Wheelbase 125 inches [317 cm]
Ground clearance 19.4 inches [49 cm]
Turning radius -
Rear tread size 63 to 130 inches
Front tread size 63 to 130 inches
Turning radius -

Horsepower and engin specs
Engine capacity 466 ci or 7.6 L
Cylinders 6 cylinders
Engine power 215 hp or 160.3 kW
Engine RPM 2100 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 156 gal or 590.5 L
Oil capacity 22 qts or 20.8 L
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories John Deere 8440 Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 6 V
Battries Amps -
Cold Amps 850
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 90 amps
Clutch and gearbox specs
Trans system John Deere Quad-Range
Trans type partial power shift
Trans gears 16 forward and 6 reverse
Clutch system hydraulic wet disc
Cabine and mechanical specs
Wheel drive 4x4 articulated 4WD
Final drive -
Steering articulated power
Braking system hydraulic wet disc
Cabin type Cab standard
Differentiel lock hydraulic front and rear
Hydraulics specifications
System closed center
Valves 2
Pump flow 33 gpm or 124.9 lpm
SVC flow -
Steering flow -
Tank capacity 40 gal or 151.4 L
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower 160.58 hp or 119.7 kW
Fuel consumption 11.2 gal/hour or 42.4 l/hour
Pulling power 25,383 lbs or 11513 kg
Power take-off (PTO) specs
Claimed power 175 hp or 130.5 kW
Real power 179.83 hp or 134.1 kW
Engine @RPM -
PTO Clutch -
Rear PTO independent
Rear PTO RPM 1000 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 11.3 gal/hour or 42.8 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch III
Rear hitch lift 8545 lbs or 3876 kg
Front hitch -
Front hitch lift -

Hart-Parr 18-36 1926 comparison online with competitors

Hart-Parr 18-36

General Infos
Make Hart-Parr
Model 18-36
Country United states
Production From 1926  Until 1930
Price 1350  USD
Tractor type Standard tread tractor
Fuel gasoline
Service repair manual Hart-Parr 18-36 Manual

Dimensions, sizes and tires
AG front tires 28x5 (steel)
AG rear tires 51x12 (steel)
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 6100 lbs or 2766 kg
Length -
Width -
Height -
Wheelbase -
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 501 ci or 8.2 L
Cylinders 2 cylinders
Engine power -
Engine RPM 800 (rpm)
Torque -
Torque RPM -
Fuel type gasoline
Fuel injection Stromberg MB3 carburetor
Fuel tank size -
Oil capacity -
Oil change -
Starter motor -
Starter volts -
Parts And Accessories Hart-Parr 18-36 Parts
Electrical and battery specs
Batteries number -
Batteries voltage -
Battries Amps -
Cold Amps -
Ground force -
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type gear
Trans gears 3 forward and 1 reverse
Clutch system dry disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering manual
Braking system -
Cabin type Open operator station
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow -
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 18 hp or 13.4 kW
Drawbar horsepower 32.2 hp or 24.0 kW
Fuel consumption -
Pulling power 4,075 lbs or 1848 kg
Power take-off (PTO) specs
Claimed power -
Real power -
Engine @RPM -
PTO Clutch -
Rear PTO -
Rear PTO RPM -
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption -
3 point hitch specifiations
Hitch system -
Rear hitch -
Rear hitch lift -
Front hitch -
Front hitch lift -

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