Hesston 680 VS Allis Chalmers HD20 specs comparison

Hesston 680

General Infos

Make	Hesston
Model	680
Country	United states
Production	From 1981  Until 1984
Price	21,550  USD
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	Hesston 680 Manual

Dimensions, sizes and tires

AG front tires	7.50-16 (2WD)
AG rear tires	16.9-30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	5,407 lbs or 2452 kg
Length	135 inches [342 cm] (2WD)
Width	-
Height	99.5 inches [252 cm]
Wheelbase	89 inches [226 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	211 ci or 3.5 L
Cylinders	4 cylinders
Engine power	-
Engine RPM	2500 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	direct injection
Fuel tank size	21.1 gal or 79.9 L
Oil capacity	-
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Hesston 680 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	45 amps

Clutch and gearbox specs

Trans system	-
Trans type	mechanical shuttle
Trans gears	8 forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	hydrostatic power
Braking system	differential hydraulic disc
Cabin type	ROPS standard
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	2
Pump flow	11 gpm or 41.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2702 psi or 186.3 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	53.33 hp or 39.8 kW
Fuel consumption	3.6 gal/hour or 13.6 l/hour
Pulling power	6,252 lbs or 2835 kg

Power take-off (PTO) specs

Claimed power	62 hp or 46.2 kW
Real power	61.20 hp or 45.6 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	4,410 lbs or 2000 kg
Front hitch	-
Front hitch lift	-

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	-

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