Allis Chalmers 620 VS John Deere 7830 specs comparison

Allis Chalmers 620

General Infos

Make	Allis Chalmers
Model	620
Country	United states
Production	From 1973  Until 1975
Price	-
Tractor type	Sub Compact Utility tractor
Fuel	gasoline
Service repair manual	Allis Chalmers 620 Manual

Dimensions, sizes and tires

AG front tires	4.00x12
AG rear tires	8x16
Lawn front tires	20-8x10
Lawn rear tires	20-8x10
Indus front tires	-
Indus rear tires	-
Weight	1,500 lbs or 680 kg
Length	83 inches [210 cm]
Width	48 inches [121 cm]
Height	43.25 inches [109 cm]
Wheelbase	56 inches [142 cm]
Ground clearance	15 inches [38 cm]
Turning radius	3 feet [0.9 m]
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	49.8 ci or 0.8 L
Cylinders	2 cylinders
Engine power	19.5 hp or 14.5 kW
Engine RPM	3600 (rpm)
Torque	-
Torque RPM	-
Fuel type	gasoline
Fuel injection	-
Fuel tank size	3.8 gal or 14.4 L
Oil capacity	3.5 qts or 3.3 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	Allis Chalmers 620 Parts

Electrical and battery specs

Batteries number	1
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	-
Charging Volts	-
Charging Amps	20 amps

Clutch and gearbox specs

Trans system	-
Trans type	hydrostatic
Trans gears	infinite (3-range) forward and reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	-
Braking system	-
Cabin type	Open operator station
Differentiel lock	-

Hydraulics specifications

System	-
Valves	-
Pump flow	-
SVC flow	-
Steering flow	-
Tank capacity	1.25 gal or 4.7 L
Hydraulic pressure	500 psi or 34.5 bar
Max flow	2.25 gpm or 8.5 lpm

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	electric
Rear PTO RPM	2000 (rpm)
Front PTO	electric
Front PTO RPM	2000 (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 7830

General Infos

Make	John Deere
Model	7830
Country	United states
Production	From 2007  Until 2011
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 7830 Manual

Dimensions, sizes and tires

AG front tires	420/90R30
AG rear tires	480/80R46
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	17731 lbs or 8042 kg
Length	225 inches [571 cm]
Width	96 inches [243 cm]
Height	122.4 inches [310 cm]
Wheelbase	112.6 inches [286 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	-
Turning radius	-

Horsepower and engin specs

Engine capacity	414 ci or 6.8 L
Cylinders	6 cylinders
Engine power	205 hp or 152.9 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	high-pressure common rail
Fuel tank size	103 gal or 389.9 L
Oil capacity	27.5 qts or 26.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 7830 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	12 V
Battries Amps	-
Cold Amps	925
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	200 amps

Clutch and gearbox specs

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

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	hydraulic wet disc
Cabin type	Cab standard with air-conditioning
Differentiel lock	-

Hydraulics specifications

System	closed center load-sensing
Valves	2 to 7
Pump flow	-
SVC flow	30 gpm or 113.6 lpm
Steering flow	-
Tank capacity	28.5 gal or 107.9 L
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	32 gpm or 121.1 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	148.48 hp or 110.7 kW
Fuel consumption	9.7 gal/hour or 36.7 l/hour
Pulling power	-

Power take-off (PTO) specs

Claimed power	165 hp or 123.0 kW
Real power	183.39 hp or 136.8 kW
Engine @RPM	540@1950 (rpm)
PTO Clutch	hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	10.3 gal/hour or 39.0 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III
Rear hitch lift	10,050 lbs or 4558 kg
Front hitch	-
Front hitch lift	-

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