David Brown 3800 Selectamatic VS John Deere 7290R specs comparison

David Brown 3800 Selectamatic

General Infos

Make	David Brown
Model	3800 Selectamatic
Country	United states
Production	From 1968  Until 1971
Price	4,000  USD
Tractor type	Utility tractor
Fuel	gasoline
Service repair manual	David Brown 3800 Selectamatic Manual

Dimensions, sizes and tires

AG front tires	14.9/13-24
AG rear tires	13.6/12-28
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	3885 lbs or 1762 kg
Length	115.625 inches [293 cm]
Width	64.5 inches [163 cm] (min)
Height	-
Wheelbase	76 inches [193 cm]
Ground clearance	-
Turning radius	-
Rear tread size	48 to 76 inches
Front tread size	48 to 72 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	146.1 ci or 2.4 L
Cylinders	3 cylinders
Engine power	-
Engine RPM	2200 (rpm)
Torque	115 lb-ft or 155.9 Nm
Torque RPM	1400 (rpm)
Fuel type	gasoline
Fuel injection	-
Fuel tank size	9.5 gal or 36.0 L
Oil capacity	6.75 qts or 6.4 L
Oil change	-
Starter motor	-
Starter volts	12 V
Parts And Accessories	David Brown 3800 Selectamatic Parts

Electrical and battery specs

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

Clutch and gearbox specs

Trans system	-
Trans type	gear
Trans gears	12 forward and 4 reverse
Clutch system	dry disc

Cabine and mechanical specs

Wheel drive	4x2 2WD
Final drive	spur gear
Steering	manual
Braking system	mechanical shoe
Cabin type	Open operating station
Differentiel lock	rear diff lock standard

Hydraulics specifications

System	Selectamatic
Valves	-
Pump flow	7.3 gpm or 27.6 lpm
SVC flow	-
Steering flow	-
Tank capacity	6 gal or 22.7 L
Hydraulic pressure	2000 psi or 137.9 bar
Max flow	-

Drawbar specifications

Drawbar type	-
Claimed power	-
Drawbar horsepower	32.13 hp or 24.0 kW
Fuel consumption	3.4 gal/hour or 12.9 l/hour
Pulling power	4419 lbs or 2004 kg

Power take-off (PTO) specs

Claimed power	39 hp or 29.1 kW
Real power	37.24 hp or 27.8 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	live
Rear PTO RPM	540 (rpm)
Front PTO	-
Front PTO RPM	-
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	3.3 gal/hour or 12.5 l/hour

3 point hitch specifiations

Hitch system	position and draft control
Rear hitch	I
Rear hitch lift	1600 lbs or 725 kg
Front hitch	-
Front hitch lift	-

John Deere 7290R

General Infos

Make	John Deere
Model	7290R
Country	United states
Production	From 2014
Price	-
Tractor type	Row Crop tractor
Fuel	diesel
Service repair manual	John Deere 7290R Manual

Dimensions, sizes and tires

AG front tires	380/80R38
AG rear tires	480/80R50
Lawn front tires	-
Lawn rear tires	-
Indus front tires	-
Indus rear tires	-
Weight	27180 lbs or 12328 kg
Length	218 inches [553 cm]
Width	-
Height	128 inches [325 cm] (G47 tires)
Wheelbase	115 inches [292 cm]
Ground clearance	-
Turning radius	-
Rear tread size	77.5 to 100 inches
Front tread size	60 to 88 inches
Turning radius	-

Horsepower and engin specs

Engine capacity	549 ci or 9.0 L
Cylinders	6 cylinders 24 valves
Engine power	319 hp or 237.9 kW
Engine RPM	2100 (rpm)
Torque	-
Torque RPM	-
Fuel type	diesel
Fuel injection	electronic high pressure common rail
Fuel tank size	125 gal or 473.1 L
Oil capacity	-
Oil change	-
Starter motor	electric
Starter volts	12 V
Parts And Accessories	John Deere 7290R 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	John Deere AutoPowr IVT
Trans type	infinitely variable transmission
Trans gears	infinite forward and reverse
Clutch system	hydraulic wet disc

Cabine and mechanical specs

Wheel drive	4x4 MFWD 4WD
Final drive	inboard planetary
Steering	hydrostatic power
Braking system	hydraulic wet disc
Cabin type	CommandView III cab standard with air-conditioning
Differentiel lock	full-locking electro-hydraulic rear

Hydraulics specifications

System	closed-center pressure and flow compensated
Valves	3 to 6
Pump flow	43 gpm or 162.8 lpm
SVC flow	33 gpm or 124.9 lpm
Steering flow	-
Tank capacity	17.2 gal or 65.1 L
Hydraulic pressure	2958 psi or 204.0 bar
Max flow	-

Drawbar specifications

Drawbar type	Cat
Claimed power	-
Drawbar horsepower	223.85 hp or 166.9 kW
Fuel consumption	13.5 gal/hour or 51.1 l/hour
Pulling power	23099 lbs or 10477 kg

Power take-off (PTO) specs

Claimed power	242 hp or 180.5 kW
Real power	278.29 hp or 207.5 kW
Engine @RPM	-
PTO Clutch	-
Rear PTO	independent
Rear PTO RPM	1000 (rpm)
Front PTO	independent
Front PTO RPM	1000 (rpm)
Mid PTO	-
Mid PTO RPM	-
Fuel consumption	14.7 gal/hour or 55.6 l/hour

3 point hitch specifiations

Hitch system	electro-hydraulic draft sensing
Rear hitch	III/IIIN
Rear hitch lift	22500 lbs or 10206 kg
Front hitch	IIIN
Front hitch lift	11464 lbs or 5200 kg

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