Allis Chalmers HD20 VS David Brown 1200 Selectamatic specs comparison

Allis Chalmers HD20

General Infos

Make	Allis Chalmers
Model	HD20
Country	United states
Production	From 1951  Until 1954
Price	-
Tractor type	Agricultural Crawler tractor
Fuel	diesel
Service repair manual	Allis Chalmers HD20 Manual

Dimensions, sizes and tires

AG front tires	tracks
AG rear tires	tracks
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	41000 lbs or 18597 kg
Length	191 inches [485 cm]
Width	-
Height	95 inches [241 cm]
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	660 ci or 10.8 L
Cylinders	6 cylinders
Engine power	175 hp or 130.5 kW
Engine RPM	1700 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	120 gal or 454.2 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	24 V
Parts And Accessories	Allis Chalmers HD20 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	-
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	torque converter
Trans gears	2 forward and 1 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	crawler
Final drive	-
Steering	-
Braking system	-
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	117 hp or 87.2 kW
Drawbar horsepower	116.7 hp or 87.0 kW
Fuel consumption	-
Pulling power	30,464 lbs or 13818 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	-

David Brown 1200 Selectamatic

General Infos

Make	David Brown
Model	1200 Selectamatic
Country	United states
Production	From 1967  Until 1971
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	David Brown 1200 Selectamatic Manual

Dimensions, sizes and tires

AG front tires	7.50-16
AG rear tires	13.6-3
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	6,230 lbs or 2825 kg
Length	143 inches [363 cm]
Width	74 inches [187 cm]
Height	100 inches [254 cm]
Wheelbase	87 inches [220 cm]
Ground clearance	-
Turning radius	-
Rear tread size	56 to 80 inches
Front tread size	52 to 72 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	219.4 ci or 3.6 L
Cylinders	4 cylinders
Engine power	72 hp or 53.7 kW
Engine RPM	2300 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	21.7 gal or 82.1 L
Oil capacity	7.8 qts or 7.4 L
Oil change	-
Starter motor	-
Starter volts	-
Parts And Accessories	David Brown 1200 Selectamatic 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	-
Trans type	-
Trans gears	12 forward and 4 reverse
Clutch system	dry disc

Cabine and mechanical specs

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

Hydraulics specifications

System	Selectamatic
Valves	-
Pump flow	6.86 gpm or 26.0 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	64.6 hp or 48.2 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
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	2200 lbs or 997 kg
Front hitch	-
Front hitch lift	-

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