Allis Chalmers HD21 VS Ford 8670 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	-

Ford 8670

General Infos

Make	Ford
Model	8670
Country	United states
Production	From 1993  Until 2002
Price	84,500  USD
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	Ford 8670 Manual

Dimensions, sizes and tires

AG front tires	14L-16.1 (2WD)
AG rear tires	18.4R42
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	15,800 lbs or 7166 kg
Length	196.7 inches [499 cm]
Width	96.7 inches [245 cm]
Height	121.3 inches [308 cm]
Wheelbase	118.3 inches [300 cm]
Ground clearance	-
Turning radius	-
Rear tread size	60.3 to 107.8 inches
Front tread size	62 to 87 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	456 ci or 7.5 L
Cylinders	6 cylinders
Engine power	170 hp or 126.8 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	110 gal or 416.4 L
Oil capacity	22 qts or 20.8 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Ford 8670 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	950
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	130 amps

Clutch and gearbox specs

Trans system	-
Trans type	creeper
Trans gears	32 forward and 18 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	wet disc
Cabin type	Cab standard
Differentiel lock	-

Hydraulics specifications

System	closed center load sensing
Valves	3
Pump flow	24 gpm or 90.8 lpm
SVC flow	-
Steering flow	-
Tank capacity	30.9 gal or 117.0 L
Hydraulic pressure	2750 psi or 189.6 bar
Max flow	31 gpm or 117.3 lpm

Drawbar specifications

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

Power take-off (PTO) specs

Claimed power	145 hp or 108.1 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	III
Rear hitch lift	10,000 lbs or 4536 kg
Front hitch	-
Front hitch lift	-

Add a tractor