John Deere 4450 VS David Brown 1412 specs comparison

John Deere 4450

General Infos

Make	John Deere
Model	4450
Country	United states
Production	From 1983  Until 1988
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 4450 Manual

Dimensions, sizes and tires

AG front tires	10.00-16
AG rear tires	18.4-38
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	12745 lbs or 5781 kg
Length	164.1 inches [416 cm]
Width	96 inches [243 cm]
Height	116.5 inches [295 cm]
Wheelbase	105.3 inches [267 cm]
Ground clearance	15.75 inches [40 cm]
Turning radius	-
Rear tread size	-
Front tread size	-
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	18 qts or 17.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	John Deere 4450 Parts

Electrical and battery specs

Batteries number	2
Batteries voltage	6 V
Battries Amps	-
Cold Amps	-
Ground force	negative
Charging system	alternator
Charging Volts	-
Charging Amps	72 amps

Clutch and gearbox specs

Trans system	John Deere Power Shift
Trans type	full power shift
Trans gears	15 forward and 4 reverse
Clutch system	Perma-Clutch wet disc

Cabine and mechanical specs

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

Hydraulics specifications

System	closed center
Valves	2 or 3
Pump flow	26.5 gpm or 100.3 lpm
SVC flow	-
Steering flow	-
Tank capacity	10.5 gal or 39.7 L
Hydraulic pressure	2277 psi or 157.0 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	121 hp or 90.2 kW
Drawbar horsepower	120.11 hp or 89.6 kW
Fuel consumption	8.3 gal/hour or 31.4 l/hour
Pulling power	15,069 lbs or 6835 kg

Power take-off (PTO) specs

Claimed power	140 hp or 104.4 kW
Real power	140.33 hp or 104.6 kW
Engine @RPM	540@2200 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	8.6 gal/hour or 32.6 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	3N/2
Rear hitch lift	6,294 lbs or 2854 kg
Front hitch	-
Front hitch lift	-

David Brown 1412

General Infos

Make	David Brown
Model	1412
Country	United states
Production	From 1974  Until 1979
Price	-
Tractor type	-
Fuel	diesel
Service repair manual	David Brown 1412 Manual

Dimensions, sizes and tires

AG front tires	6.00-19
AG rear tires	12.4/11-36
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	7660 lbs or 3474 kg
Length	145 inches [368 cm]
Width	77 inches [195 cm]
Height	103 inches [261 cm]
Wheelbase	90 inches [228 cm]
Ground clearance	-
Turning radius	-
Rear tread size	56 to 80 inches
Front tread size	56 to 80 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	219.3 ci or 3.6 L
Cylinders	4 cylinders
Engine power	91 hp or 67.9 kW
Engine RPM	2300 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	-
Fuel tank size	21.1 gal or 79.9 L
Oil capacity	15.9 qts or 15.0 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 1412 Parts

Electrical and battery specs

Batteries number	-
Batteries voltage	12 V
Battries Amps	100 amps
Cold Amps	-
Ground force	-
Charging system	alternator
Charging Volts	-
Charging Amps	-

Clutch and gearbox specs

Trans system	Hydra-Shift
Trans type	partial power shift
Trans gears	12 forward and 4 reverse
Clutch system	-

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	-
Steering	power
Braking system	differential wet disc
Cabin type	Two-post fixed ROPS
Differentiel lock	-

Hydraulics specifications

System	open center
Valves	-
Pump flow	6.5 gpm or 24.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	-
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	65 hp or 48.5 kW
Drawbar horsepower	64.47 hp or 48.1 kW
Fuel consumption	4.8 gal/hour or 18.2 l/hour
Pulling power	7,815 lbs or 3544 kg

Power take-off (PTO) specs

Claimed power	81 hp or 60.4 kW
Real power	76.21 hp or 56.8 kW
Engine @RPM	540@1800 (rpm)
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	4.5 gal/hour or 17.0 l/hour

3 point hitch specifiations

Hitch system	-
Rear hitch	II
Rear hitch lift	2,600 lbs or 1179 kg
Front hitch	-
Front hitch lift	-

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