Caterpillar D7 VS Allis Chalmers 440 specs comparison

Caterpillar D7

General Infos

Make	Caterpillar
Model	D7
Country	United states
Production	From 1940  Until 1961
Price	-
Tractor type	Agricultural Crawler tractor
Fuel	diesel
Service repair manual	Caterpillar D7 Manual

Dimensions, sizes and tires

AG front tires	20-inch tracks
AG rear tires	20-inch tracks
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	24,330 lbs or 11036 kg
Length	162.25 inches [412 cm]
Width	97 inches [246 cm]
Height	-
Wheelbase	-
Ground clearance	15.5 inches [39 cm]
Turning radius	-
Rear tread size	74 inches
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	831 ci or 13.6 L
Cylinders	2 cylinders pony engine
Engine power	-
Engine RPM	1200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	65 gal or 246.0 L
Oil capacity	22 qts or 20.8 L
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	Caterpillar D7 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 4 reverse
Clutch system	dry metallic disc

Cabine and mechanical specs

Wheel drive	crawler
Final drive	-
Steering	manual clutches
Braking system	contracting band
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	109.79 hp or 81.9 kW
Fuel consumption	8.3 gal/hour or 31.4 l/hour
Pulling power	28,274 lbs or 12825 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	-

Allis Chalmers 440

General Infos

Make	Allis Chalmers
Model	440
Country	United states
Production	From 1973  Until 1977
Price	38,179  USD
Tractor type	Four wheel Drive (4WD) tractor
Fuel	diesel
Service repair manual	Allis Chalmers 440 Manual

Dimensions, sizes and tires

AG front tires	23.1-26
AG rear tires	23.1-26
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	20,230 lbs or 9176 kg
Length	228 inches [579 cm]
Width	105 inches [266 cm]
Height	139 inches [353 cm]
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	555 ci or 9.1 L
Cylinders	8 cylinders 32 valves
Engine power	218 hp or 162.6 kW
Engine RPM	2800 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	-
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	Allis Chalmers 440 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	Eaton
Trans type	-
Trans gears	10 forward and 2 reverse
Clutch system	cerametallic dry disc

Cabine and mechanical specs

Wheel drive	4x4 articulated 4WD
Final drive	outboard planetary
Steering	articulated hydraulic power
Braking system	hydraulic disc
Cabin type	Cab standard
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	3
Pump flow	21 gpm or 79.5 lpm
SVC flow	-
Steering flow	16 gpm or 60.6 lpm
Tank capacity	-
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	165 hp or 123.0 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	-
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	-
Rear hitch	III/IV
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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