Allis Chalmers HD21 VS David Brown 1212 specs comparison

Allis Chalmers HD21

General Infos

Make	Allis Chalmers
Model	HD21
Country	United states
Production	From 1954  Until 1965
Price	-
Tractor type	Agricultural Crawler tractor
Fuel	diesel
Service repair manual	Allis Chalmers HD21 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	45500 lbs or 20638 kg
Length	198 inches [502 cm]
Width	-
Height	99 inches [251 cm]
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	844 ci or 13.8 L
Cylinders	6 cylinders
Engine power	225 hp or 167.8 kW
Engine RPM	1800 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	135 gal or 511.0 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	24 V
Parts And Accessories	Allis Chalmers HD21 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	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	135.12 hp or 100.8 kW
Fuel consumption	-
Pulling power	40563 lbs or 18399 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 1212

General Infos

Make	David Brown
Model	1212
Country	United states
Production	From 1971  Until 1976
Price	11,900  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	David Brown 1212 Manual

Dimensions, sizes and tires

AG front tires	6.00-19
AG rear tires	16.9-34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	6,730 lbs or 3052 kg
Length	143 inches [363 cm]
Width	70 inches [177 cm]
Height	105 inches [266 cm]
Wheelbase	89 inches [226 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	219 ci or 3.6 L
Cylinders	4 cylinders
Engine power	71 hp or 52.9 kW
Engine RPM	2300 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	21.3 gal or 80.6 L
Oil capacity	7.9 qts or 7.5 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 1212 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	96 amps
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	Hydra-Shift
Trans type	partial power shift
Trans gears	12 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	differential mechanical drum
Cabin type	Cab optional
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	6.9 gpm or 26.1 lpm

Drawbar specifications

Drawbar type	-
Claimed power	55.9 hp or 41.7 kW
Drawbar horsepower	53.20 hp or 39.7 kW
Fuel consumption	4.2 gal/hour or 15.9 l/hour
Pulling power	8,137 lbs or 3690 kg

Power take-off (PTO) specs

Claimed power	63.7 hp or 47.5 kW
Real power	53.25 hp or 39.7 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.5 gal/hour or 13.2 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II
Rear hitch lift	2,200 lbs or 997 kg
Front hitch	-
Front hitch lift	-

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