John Deere 6830 Premium VS John Deere 8420 specs comparison

John Deere 6830 Premium

General Infos

Make	John Deere
Model	6830 Premium
Country	United states
Production	From 2006  Until 2011
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	John Deere 6830 Premium Manual

Dimensions, sizes and tires

AG front tires	16.9R28
AG rear tires	20.8R38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	12,300 lbs or 5579 kg
Length	187.3 inches [475 cm]
Width	93.8 inches [238 cm]
Height	114.4 inches [290 cm]
Wheelbase	104.3 inches [264 cm]
Ground clearance	-
Turning radius	-
Rear tread size	63.9 to 79.6 inches
Front tread size	63.9 to 83.3 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	413.7 ci or 6.8 L
Cylinders	6 cylinders 24 valves
Engine power	150 hp or 111.9 kW
Engine RPM	2100 (rpm)
Torque	457 lb-ft or 619.7 Nm
Torque RPM	1400 (rpm)
Fuel type	diesel
Fuel injection	high-pressure common rail injection
Fuel tank size	66 gal or 249.8 L
Oil capacity	20.6 qts or 19.5 L
Oil change	500 h
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 6830 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	-

Clutch and gearbox specs

Trans system	John Deere AutoPowr
Trans type	infinitely variable transmission (IVT)
Trans gears	infinite forward and reverse
Clutch system	PermaClutch II wet disc

Cabine and mechanical specs

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

Hydraulics specifications

System	load-sensing pressure-flow compensating
Valves	4
Pump flow	29.1 gpm or 110.1 lpm
SVC flow	-
Steering flow	-
Tank capacity	14.8 gal or 56.0 L
Hydraulic pressure	2,901 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	143 hp or 106.6 kW
Real power	-
Engine @RPM	1000@1995 (rpm)
PTO Clutch	electro-hydraulic wet disc
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	1000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	-

3 point hitch specifiations

Hitch system	15.9
Rear hitch	IIIN
Rear hitch lift	18,880 lbs or 8563 kg
Front hitch	-
Front hitch lift	-

John Deere 8420

General Infos

Make	John Deere
Model	8420
Country	United states
Production	From 2002  Until 2005
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 8420 Manual

Dimensions, sizes and tires

AG front tires	16.9R30
AG rear tires	18.4R46
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	21,650 lbs or 9820 kg
Length	211.9 inches [538 cm]
Width	-
Height	122.2 inches [310 cm]
Wheelbase	118.9 inches [302 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	60 to 80 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	496 ci or 8.1 L
Cylinders	6 cylinders
Engine power	314 hp or 234.1 kW
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	electronic high-pressure common rail (HPCR)
Fuel tank size	160 gal or 605.6 L
Oil capacity	28.5 qts or 27.0 L
Oil change	250 h
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 8420 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	150 amps

Clutch and gearbox specs

Trans system	John Deere PowerShift
Trans type	full power shift
Trans gears	16 forward and 4 reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

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

Hydraulics specifications

System	closed center pressure-flow compensated
Valves	4 to 5
Pump flow	-
SVC flow	30 gpm or 113.6 lpm
Steering flow	-
Tank capacity	37 gal or 140.0 L
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	33.5 gpm or 126.8 lpm

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	207.49 hp or 154.7 kW
Fuel consumption	13.6 gal/hour or 51.5 l/hour
Pulling power	29,964 lbs or 13591 kg

Power take-off (PTO) specs

Claimed power	235 hp or 175.2 kW
Real power	235.45 hp or 175.6 kW
Engine @RPM	540@1975 (rpm)
PTO Clutch	hydraulic wet discs
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	13.7 gal/hour or 51.9 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III/IIIN
Rear hitch lift	15180 lbs or 6885 kg
Front hitch	IIIN
Front hitch lift	11000 lbs or 4989 kg

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