John Deere 6125J VS John Deere 8640 specs comparison

John Deere 6125J

General Infos

Make	John Deere
Model	6125J
Country	United states
Production	From 2010
Price	-
Tractor type	Utility tractor
Fuel	diesel
Service repair manual	John Deere 6125J Manual

Dimensions, sizes and tires

AG front tires	14.9-26
AG rear tires	23.1-30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	9,678 lbs or 4389 kg
Length	193.7 inches [491 cm]
Width	-
Height	107.9 inches [274 cm]
Wheelbase	104.3 inches [264 cm]
Ground clearance	19.9 inches [50 cm]
Turning radius	-
Rear tread size	71.2 inches
Front tread size	63.6 to 84.8 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	414.4 ci or 6.8 L
Cylinders	6 cylinders
Engine power	125 hp or 93.2 kW
Engine RPM	2300 (rpm)
Torque	365.8 lb-ft or 496.0 Nm
Torque RPM	1400 (rpm)
Fuel type	diesel
Fuel injection	rotary injection
Fuel tank size	45.44 gal or 172.0 L
Oil capacity	20.1 qts or 19.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 6125J Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	150 amps
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	90 amps

Clutch and gearbox specs

Trans system	John Deere PowrQuad
Trans type	partial power shift
Trans gears	16 forward and reverse
Clutch system	hydraulic wet discs

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	-
Steering	power
Braking system	hydraulic wet disc
Cabin type	Four-post ROPS
Differentiel lock	electro-hydraulic

Hydraulics specifications

System	pressure compensated
Valves	2
Pump flow	17.17 gpm or 65.0 lpm
SVC flow	15.85 gpm or 60.0 lpm
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	106 hp or 79.0 kW
Real power	-
Engine @RPM	-
PTO Clutch	electro-hydraulic
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	electronic lower link
Rear hitch	II
Rear hitch lift	8,378 lbs or 3800 kg
Front hitch	-
Front hitch lift	-

John Deere 8640

General Infos

Make	John Deere
Model	8640
Country	United states
Production	From 1979  Until 1982
Price	-
Tractor type	Four wheel Drive (4WD) tractor
Fuel	diesel
Service repair manual	John Deere 8640 Manual

Dimensions, sizes and tires

AG front tires	18.4-34
AG rear tires	18.4-34
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	28,270 lbs or 12823 kg
Length	223.5 inches [567 cm]
Width	-
Height	126.6 inches [321 cm]
Wheelbase	125 inches [317 cm]
Ground clearance	18.4 inches [46 cm]
Turning radius	-
Rear tread size	63 to 130 inches
Front tread size	63 to 130 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	619 ci or 10.1 L
Cylinders	6 cylinders
Engine power	275 hp or 205.1 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	214 gal or 810.0 L
Oil capacity	26 qts or 24.6 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 8640 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	975
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	90 amps

Clutch and gearbox specs

Trans system	John Deere Quad-Range
Trans type	partial power shift
Trans gears	16 forward and 6 reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

Wheel drive	4x4 articulated 4WD
Final drive	-
Steering	articulated power
Braking system	hydraulic wet disc
Cabin type	Cab standard
Differentiel lock	hydraulic front and rear

Hydraulics specifications

System	closed center
Valves	2
Pump flow	33 gpm or 124.9 lpm
SVC flow	-
Steering flow	-
Tank capacity	41 gal or 155.2 L
Hydraulic pressure	-
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	203.34 hp or 151.6 kW
Fuel consumption	14.5 gal/hour or 54.9 l/hour
Pulling power	27,782 lbs or 12601 kg

Power take-off (PTO) specs

Claimed power	225 hp or 167.8 kW
Real power	228.75 hp or 170.6 kW
Engine @RPM	1000@2100 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	14.7 gal/hour or 55.6 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	III/IIIN
Rear hitch lift	8545 lbs or 3876 kg
Front hitch	-
Front hitch lift	-

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