Allis Chalmers HD20 VS John Deere 6620 Premium specs comparison

Allis Chalmers HD20 1951 comparison online with competitors

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 -

John Deere 6620 Premium 2001 comparison online with competitors

John Deere 6620 Premium

General Infos
Make John Deere
Model 6620 Premium
Country United states
Production From 2001  Until 2006
Price -
Tractor type Utility tractor
Fuel diesel
Service repair manual John Deere 6620 Premium Manual

Dimensions, sizes and tires
AG front tires 14.9R28
AG rear tires 18.4R38
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 11,532 lbs or 5230 kg
Length -
Width -
Height -
Wheelbase -
Ground clearance -
Turning radius -
Rear tread size -
Front tread size -
Turning radius -

Horsepower and engin specs
Engine capacity 414.1 ci or 6.8 L
Cylinders 6 cylinders
Engine power 125 hp or 93.2 kW
Engine RPM 2300 (rpm)
Torque 392.0 lb-ft or 531.6 Nm
Torque RPM 1500 (rpm)
Fuel type diesel
Fuel injection -
Fuel tank size 54.7 gal or 207.0 L
Oil capacity -
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories John Deere 6620 Premium Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps -
Cold Amps -
Ground force negative
Charging system alternator
Charging Volts -
Charging Amps 90 amps
Clutch and gearbox specs
Trans system AutoQuad II
Trans type partial power shift
Trans gears 24 forward and reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x4 MFWD 4WD
Final drive -
Steering hydrostatic power
Braking system wet disc
Cabin type Cab standard
Differentiel lock -
Hydraulics specifications
System closed center load sensing
Valves -
Pump flow 25.4 gpm or 96.1 lpm
SVC flow -
Steering flow -
Tank capacity -
Hydraulic pressure 2900 psi or 200.0 bar
Max flow -
Drawbar specifications
Drawbar type -
Claimed power -
Drawbar horsepower -
Fuel consumption -
Pulling power -
Power take-off (PTO) specs
Claimed power 110 hp or 82.0 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/IIIN
Rear hitch lift 16,360 lbs or 7420 kg
Front hitch -
Front hitch lift -

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