John Deere 4440 VS John Deere 6145M specs comparison

John Deere 4440

General Infos

Make	John Deere
Model	4440
Country	United states
Production	From 1978  Until 1982
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 4440 Manual

Dimensions, sizes and tires

AG front tires	11.00-16
AG rear tires	23.1-30
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	11780 lbs or 5343 kg
Length	158.5 inches [402 cm]
Width	96 inches [243 cm]
Height	117.3 inches [297 cm]
Wheelbase	106.7 inches [271 cm]
Ground clearance	-
Turning radius	13.1 feet [4.0 m]
Rear tread size	60 to 130 inches
Front tread size	55.7 to 93.2 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	466 ci or 7.6 L
Cylinders	6 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	65 gal or 246.0 L
Oil capacity	16 qts or 15.1 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 4440 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	850
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	61 amps

Clutch and gearbox specs

Trans system	John Deere PowerShift
Trans type	full power shift
Trans gears	8 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	differential hydraulic wet disc
Cabin type	Sound-Gard cab standard
Differentiel lock	pedal-actuated hydraulic

Hydraulics specifications

System	closed center
Valves	2 or 3
Pump flow	23 gpm or 87.1 lpm
SVC flow	-
Steering flow	-
Tank capacity	11 gal or 41.6 L
Hydraulic pressure	2250 psi or 155.1 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	112 hp or 83.5 kW
Drawbar horsepower	111.23 hp or 82.9 kW
Fuel consumption	8.5 gal/hour or 32.2 l/hour
Pulling power	13,738 lbs or 6231 kg

Power take-off (PTO) specs

Claimed power	130 hp or 96.9 kW
Real power	130.41 hp or 97.2 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	8.5 gal/hour or 32.2 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	IIIN/II
Rear hitch lift	5,710 lbs or 2590 kg
Front hitch	-
Front hitch lift	-

John Deere 6145M

General Infos

Make	John Deere
Model	6145M
Country	United states
Production	From 2015
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 6145M Manual

Dimensions, sizes and tires

AG front tires	10.00-16
AG rear tires	460/85R38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	12200 lbs or 5533 kg
Length	186.1 inches [472 cm]
Width	100.4 inches [255 cm]
Height	113.3 inches [287 cm]
Wheelbase	108.9 inches [276 cm]
Ground clearance	-
Turning radius	-
Rear tread size	-
Front tread size	60.4 to 80.4 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	276 ci or 4.5 L
Cylinders	4 cylinders 16 valves
Engine power	153 hp or 114.1 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	70 gal or 264.9 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	John Deere 6145M Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	14 V
Charging Amps	120 amps

Clutch and gearbox specs

Trans system	AutoQuad PLUS
Trans type	four-speed power shift
Trans gears	24 forward and reverse
Clutch system	wet disc

Cabine and mechanical specs

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

Hydraulics specifications

System	open center
Valves	3
Pump flow	21.1 gpm or 79.9 lpm
SVC flow	21.1 gpm or 79.9 lpm
Steering flow	-
Tank capacity	-
Hydraulic pressure	2900 psi or 200.0 bar
Max flow	-

Drawbar specifications

Drawbar type	Cat
Claimed power	-
Drawbar horsepower	-
Fuel consumption	-
Pulling power	-

Power take-off (PTO) specs

Claimed power	114 hp or 85.0 kW
Real power	-
Engine @RPM	540@1932 (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 draft sensing
Rear hitch	IIIN/II
Rear hitch lift	8456 lbs or 3835 kg
Front hitch	-
Front hitch lift	-

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