Allis Chalmers WD VS John Deere 7420 specs comparison

Allis Chalmers WD

General Infos

Make	Allis Chalmers
Model	WD
Country	United states
Production	From 1948  Until 1953
Price	1,830  USD
Tractor type	Row Crop tractor
Fuel	fuel
Service repair manual	Allis Chalmers WD Manual

Dimensions, sizes and tires

AG front tires	5.50-16
AG rear tires	11-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	3500 lbs or 1587 kg
Length	127 inches [322 cm]
Width	-
Height	81.5 inches [207 cm]
Wheelbase	88 inches [223 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	201 ci or 3.3 L
Cylinders	4 cylinders 8 valves
Engine power	-
Engine RPM	1400 (rpm)
Torque	-
Torque RPM	-
Fuel type	fuel
Fuel injection	-
Fuel tank size	15 gal or 56.8 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	6 V
Parts And Accessories	Allis Chalmers WD Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	positive
Charging system	Delco generator
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	-
Trans type	non-synchronized gear
Trans gears	4 forward and 1 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	manual worm and horizontal sector
Braking system	manual external compression band type
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	1
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	1.25 gal or 4.7 L
Hydraulic pressure	1200 psi or 82.7 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	19 hp or 14.2 kW
Drawbar horsepower	30.23 hp or 22.5 kW
Fuel consumption	-
Pulling power	4,304 lbs or 1952 kg

Power take-off (PTO) specs

Claimed power	26 hp or 19.4 kW
Real power	-
Engine @RPM	-
PTO Clutch	-
Rear PTO	transmission
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	Single Hitch Point
Rear hitch lift	-
Front hitch	-
Front hitch lift	-

John Deere 7420

General Infos

Make	John Deere
Model	7420
Country	United states
Production	From 2003  Until 2007
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 7420 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	12,890 lbs or 5846 kg
Length	203.3 inches [516 cm]
Width	96 inches [243 cm]
Height	114.1 inches [289 cm]
Wheelbase	104.3 inches [264 cm]
Ground clearance	-
Turning radius	-
Rear tread size	60 to 88 inches
Front tread size	59.5 to 87.5 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	414 ci or 6.8 L
Cylinders	6 cylinders
Engine power	135 hp or 100.7 kW
Engine RPM	2100 (rpm)
Torque	450 lb-ft or 610.2 Nm
Torque RPM	1500 (rpm)
Fuel type	diesel
Fuel injection	-
Fuel tank size	54.7 gal or 207.0 L
Oil capacity	22.2 qts or 21.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 7420 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	850
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	115 amps

Clutch and gearbox specs

Trans system	Infinitely Variable Transmission (IVT)
Trans type	partial power shift
Trans gears	infinite forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	inboard planetary
Steering	power
Braking system	hydraulic wet disc
Cabin type	ComfortGard Cab standard with air-conditioning
Differentiel lock	electro-hydraulic rear

Hydraulics specifications

System	closed-center PFC
Valves	4
Pump flow	26.7 gpm or 101.1 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	102.86 hp or 76.7 kW
Fuel consumption	6.7 gal/hour or 25.4 l/hour
Pulling power	-

Power take-off (PTO) specs

Claimed power	115 hp or 85.8 kW
Real power	116.56 hp or 86.9 kW
Engine @RPM	-
PTO Clutch	electro-hydraulic
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	independent
Front PTO RPM	1000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	6.7 gal/hour or 25.4 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II
Rear hitch lift	7450 lbs or 3379 kg
Front hitch	-
Front hitch lift	-

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