Allis Chalmers D12 VS John Deere 8440 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 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	-

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