John Deere 850 VS McCormick-Deering AW-7 specs comparison

John Deere 850 1978 comparison online with competitors

John Deere 850

General Infos
Make John Deere
Model 850
Country United states
Production From 1978  Until 1989
Price -
Tractor type Compact Utility tractor
Fuel diesel
Service repair manual John Deere 850 Manual

Dimensions, sizes and tires
AG front tires 5.00-15
AG rear tires 9.5-24
Lawn front tires 23/8.5-12
Lawn rear tires 23/8.5-12
Indus front tires -
Indus rear tires -
Weight 2400 lbs or 1088 kg
Length 117.7 inches [298 cm]
Width 53.3 inches [135 cm]
Height -
Wheelbase 64 inches [162 cm]
Ground clearance 13.7 inches [34 cm]
Turning radius -
Rear tread size 42 to 50 inches
Front tread size 42 to 58 inches
Turning radius -

Horsepower and engin specs
Engine capacity 78 ci or 1.3 L
Cylinders 3 cylinders
Engine power 25 hp or 18.6 kW
Engine RPM 2600 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 8.5 gal or 32.2 L
Oil capacity -
Oil change -
Starter motor -
Starter volts 12 V
Parts And Accessories John Deere 850 Parts
Electrical and battery specs
Batteries number 1
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force negative
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type gear
Trans gears 8 forward and 2 reverse
Clutch system 210mm dry disc
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering manual
Braking system differential mechanical expanding shoe
Cabin type Two-post ROPS
Differentiel lock -
Hydraulics specifications
System open center
Valves -
Pump flow -
SVC flow -
Steering flow -
Tank capacity 4.75 gal or 18.0 L
Hydraulic pressure -
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 19 hp or 14.2 kW
Drawbar horsepower 17.77 hp or 13.3 kW
Fuel consumption 1.6 gal/hour or 6.1 l/hour
Pulling power 2,699 lbs or 1224 kg
Power take-off (PTO) specs
Claimed power 22 hp or 16.4 kW
Real power 20.66 hp or 15.4 kW
Engine @RPM 540@2258 (rpm)
PTO Clutch -
Rear PTO transmission
Rear PTO RPM 540 (rpm)
Front PTO -
Front PTO RPM -
Mid PTO -
Mid PTO RPM -
Fuel consumption 1.4 gal/hour or 5.3 l/hour
3 point hitch specifiations
Hitch system -
Rear hitch I
Rear hitch lift -
Front hitch -
Front hitch lift -

McCormick-Deering AW-7 1957 comparison online with competitors

McCormick-Deering AW-7

General Infos
Make McCormick-Deering
Model AW-7
Country United states
Production From 1957  Until 1960
Price -
Tractor type Standard tread tractor
Fuel diesel
Service repair manual McCormick-Deering AW-7 Manual

Dimensions, sizes and tires
AG front tires 7.50x16
AG rear tires 14.00x30
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 7735 lbs or 3508 kg
Length 125 inches [317 cm]
Width 78.75 inches [200 cm]
Height -
Wheelbase 76.5 inches [194 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 264 ci or 4.3 L
Cylinders 4 cylinders
Engine power -
Engine RPM 1450 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size -
Oil capacity -
Oil change -
Starter motor electric
Starter volts 6 V
Parts And Accessories McCormick-Deering AW-7 Parts
Electrical and battery specs
Batteries number -
Batteries voltage 6 V
Battries Amps -
Cold Amps -
Ground force -
Charging system -
Charging Volts -
Charging Amps -
Clutch and gearbox specs
Trans system -
Trans type gear
Trans gears 5 forward and 1 reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering power assisted, enclosed worm and gear
Braking system -
Cabin type Open operator station
Differentiel lock -
Hydraulics specifications
System -
Valves -
Pump flow 10 gpm or 37.9 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure 1200 psi or 82.7 bar
Max flow -
Drawbar specifications
Drawbar type -
Claimed power 44.6 hp or 33.3 kW
Drawbar horsepower -
Fuel consumption -
Pulling power -
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 II
Rear hitch lift -
Front hitch -
Front hitch lift -

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