John Deere 4840 VS Oliver 77 Row-Crop specs comparison

John Deere 4840 1978 comparison online with competitors

John Deere 4840

General Infos
Make John Deere
Model 4840
Country United states
Production From 1978  Until 1982
Price -
Tractor type Row Crop tractor
Fuel diesel
Service repair manual John Deere 4840 Manual

Dimensions, sizes and tires
AG front tires 10.00-16
AG rear tires 24.5-32
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 14,900 lbs or 6758 kg
Length 177 inches [449 cm]
Width 96 inches [243 cm]
Height 117 inches [297 cm]
Wheelbase 118.5 inches [300 cm]
Ground clearance -
Turning radius 14.7 feet [4.5 m]
Rear tread size 60 to 131.5 inches
Front tread size 58 to 100 inches
Turning radius -

Horsepower and engin specs
Engine capacity 466 ci or 7.6 L
Cylinders 6 cylinders
Engine power -
Engine RPM 2200 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 103 gal or 389.9 L
Oil capacity -
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories John Deere 4840 Parts
Electrical and battery specs
Batteries number 2
Batteries voltage 6 V
Battries Amps -
Cold Amps -
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system John Deere PowerShift
Trans type full power shift
Trans gears 8 forward and 4 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering power
Braking system differential hydraulic wet disc
Cabin type Sound-Gard cab
Differentiel lock pedal-actuated hydraulic
Hydraulics specifications
System closed center
Valves 2 or 3
Pump flow 23 gpm or 87.1 lpm
SVC flow -
Steering flow -
Tank capacity 16.5 gal or 62.5 L
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 157 hp or 117.1 kW
Drawbar horsepower 151.21 hp or 112.8 kW
Fuel consumption 11.3 gal/hour or 42.8 l/hour
Pulling power 17,307 lbs or 7850 kg
Power take-off (PTO) specs
Claimed power 180 hp or 134.2 kW
Real power 181.63 hp or 135.4 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 11.5 gal/hour or 43.5 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch III,IIIN
Rear hitch lift 8,295 lbs or 3762 kg
Front hitch -
Front hitch lift -

Oliver 77 Row-Crop 1948 comparison online with competitors

Oliver 77 Row-Crop

General Infos
Make Oliver
Model 77 Row-Crop
Country United states
Production From 1948  Until 1954
Price 3,000  USD
Tractor type Row Crop tractor
Fuel gasoline
Service repair manual Oliver 77 Row-Crop Manual

Dimensions, sizes and tires
AG front tires 5.50-16
AG rear tires 10-38
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 4,207 lbs or 1908 kg
Length 139.25 inches [353 cm]
Width -
Height 75 inches [190 cm]
Wheelbase 90.75 inches [230 cm]
Ground clearance 24.9 inches [63 cm]
Turning radius -
Rear tread size 60 to 92.5 inches
Front tread size 7.5/12.6 inches
Turning radius -

Horsepower and engin specs
Engine capacity 193.9 ci or 3.2 L
Cylinders 6 cylinders
Engine power -
Engine RPM 1600 (rpm)
Torque -
Torque RPM -
Fuel type gasoline
Fuel injection -
Fuel tank size 16.5 gal or 62.5 L
Oil capacity 8 qts or 7.6 L
Oil change -
Starter motor -
Starter volts 6 V
Parts And Accessories Oliver 77 Row-Crop 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 unsynchronized gear
Trans gears 6 forward and 2 reverse
Clutch system dry disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering manual
Braking system differential mechanical drum
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 -
Drawbar horsepower 32.26 hp or 24.1 kW
Fuel consumption -
Pulling power 4,778 lbs or 2167 kg
Power take-off (PTO) specs
Claimed power -
Real power -
Engine @RPM -
PTO Clutch -
Rear PTO -
Rear PTO RPM 540 (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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