Allis Chalmers D12 VS John Deere 850 specs comparison

Allis Chalmers D12

General Infos

Make	Allis Chalmers
Model	D12
Country	United states
Production	From 1959  Until 1968
Price	3,522  USD
Tractor type	Row Crop tractor
Fuel	gasoline
Service repair manual	Allis Chalmers D12 Manual

Dimensions, sizes and tires

AG front tires	5.00x15
AG rear tires	10x24
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	2,800 lbs or 1270 kg
Length	121 inches [307 cm]
Width	-
Height	-
Wheelbase	78.75 inches [200 cm]
Ground clearance	-
Turning radius	-
Rear tread size	52 to 79.25 inches
Front tread size	49.3 to 80 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	149 ci or 2.4 L
Cylinders	4 cylinders
Engine power	31 hp or 23.1 kW
Engine RPM	1650 (rpm)
Torque	-
Torque RPM	-
Fuel type	gasoline
Fuel injection	-
Fuel tank size	12.5 gal or 47.3 L
Oil capacity	4 qts or 3.8 L
Oil change	-
Starter motor	-
Starter volts	6 V
Parts And Accessories	Allis Chalmers D12 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	sliding gear
Trans gears	4 forward and 1 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	-
Braking system	-
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	live
Valves	1 or 2
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	25.75 hp or 19.2 kW
Drawbar horsepower	29.43 hp or 21.9 kW
Fuel consumption	2.8 gal/hour or 10.6 l/hour
Pulling power	4,241 lbs or 1923 kg

Power take-off (PTO) specs

Claimed power	30 hp or 22.4 kW
Real power	33.32 hp or 24.8 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	-
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	2.7 gal/hour or 10.2 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	I
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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	-

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