Caterpillar D9R VS Allis Chalmers HD-21G specs comparison

Caterpillar D9R

General Infos

Make	Caterpillar
Model	D9R
Country	United states
Production	From 1996  Until 2003
Price	-
Tractor type	Industrial Crawler tractor
Fuel	diesel
Service repair manual	Caterpillar D9R Manual

Dimensions, sizes and tires

AG front tires	-
AG rear tires	-
Lawn front tires	-
Lawn rear tires	-
Indus front tires	22-inch track
Indus rear tires	22-inch track
Weight	79705 lbs or 36154 kg
Length	193.3 inches [490 cm] (tractor)
Width	130.2 inches [330 cm]
Height	157.4 inches [399 cm]
Wheelbase	-
Ground clearance	-
Turning radius	-
Rear tread size	88.6 inches
Front tread size	88.6 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	1099 ci or 18.0 L
Cylinders	8 cylinders 32 valves
Engine power	405 hp or 302.0 kW
Engine RPM	1900 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	235 gal or 889.5 L
Oil capacity	48 qts or 45.4 L
Oil change	-
Starter motor	electric
Starter volts	24 V
Parts And Accessories	Caterpillar D9R Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	190 amps
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	75 amps

Clutch and gearbox specs

Trans system	-
Trans type	power shift
Trans gears	3 forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	crawler
Final drive	planetary
Steering	-
Braking system	-
Cabin type	Cab optional with available air-conditioning
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	63.1 gpm or 238.8 lpm
SVC flow	-
Steering flow	-
Tank capacity	20.4 gal or 77.2 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
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	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

Allis Chalmers HD-21G

General Infos

Make	Allis Chalmers
Model	HD-21G
Country	United states
Production	From 1956  Until 1966
Price	-
Tractor type	-
Fuel	-
Service repair manual	Allis Chalmers HD-21G Manual

Dimensions, sizes and tires

AG front tires	-
AG rear tires	-
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	70900 lbs 32160 kg
Length	263 inches 668 cm
Width	111 inches 281 cm
Height	106 inches 269 cm
Wheelbase	-
Ground clearance	16.4 inches 41 cm
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	-
Cylinders	6 cylinders
Engine power	225 hp 167.8 kW
Engine RPM	-
Torque	-
Torque RPM	-
Fuel type	-
Fuel injection	-
Fuel tank size	-
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	24 V
Parts And Accessories	Allis Chalmers HD-21G 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	torque converter
Trans gears	2 forward and 1 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	-
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	-
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	-
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

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