Caterpillar D7 VS Allis Chalmers CA 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 CA

General Infos

Make	Allis Chalmers
Model	CA
Country	United states
Production	From 1950  Until 1958
Price	-
Tractor type	Row Crop tractor
Fuel	gasoline
Service repair manual	Allis Chalmers CA Manual

Dimensions, sizes and tires

AG front tires	5.00-15
AG rear tires	10-24
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	2,835 lbs or 1285 kg
Length	125 inches [317 cm]
Width	-
Height	73 inches [185 cm]
Wheelbase	82 inches [208 cm]
Ground clearance	-
Turning radius	-
Rear tread size	52 to 80 inches
Front tread size	6.25/13 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	125.2 ci or 2.1 L
Cylinders	4 cylinders 8 valves
Engine power	-
Engine RPM	1650 (rpm)
Torque	-
Torque RPM	-
Fuel type	gasoline
Fuel injection	-
Fuel tank size	13 gal or 49.2 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	6 V
Parts And Accessories	Allis Chalmers CA Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	6 V
Battries Amps	95 amps
Cold Amps	-
Ground force	positive
Charging system	generator
Charging Volts	-
Charging Amps	10 amps

Clutch and gearbox specs

Trans system	-
Trans type	non-synchronized
Trans gears	4 forward and 1 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual
Braking system	differential mechanical contracting band
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	2 gal or 7.6 L
Hydraulic pressure	3200 psi or 220.6 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	18 hp or 13.4 kW
Drawbar horsepower	22.97 hp or 17.1 kW
Fuel consumption	-
Pulling power	3,557 lbs or 1613 kg

Power take-off (PTO) specs

Claimed power	23 hp or 17.2 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	538 (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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