David Brown 3800 Selectamatic VS John Deere 6120R specs comparison

David Brown 3800 Selectamatic 1968 comparison online with competitors

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 6120R 2015 comparison online with competitors

John Deere 6120R

General Infos
Make John Deere
Model 6120R
Country United states
Production From 2015
Price -
Tractor type Utility tractor
Fuel diesel
Service repair manual John Deere 6120R Manual

Dimensions, sizes and tires
AG front tires 10.00-16
AG rear tires 18.4R34
Lawn front tires -
Lawn rear tires -
Indus front tires -
Indus rear tires -
Weight 21936 lbs or 9950 kg
Length -
Width -
Height -
Wheelbase 102 inches [259 cm]
Ground clearance -
Turning radius -
Rear tread size -
Front tread size 58.5 to 96 inches
Turning radius -

Horsepower and engin specs
Engine capacity 276 ci or 4.5 L
Cylinders 4 cylinders 16 valves
Engine power 130 hp or 96.9 kW
Engine RPM 2100 (rpm)
Torque -
Torque RPM -
Fuel type diesel
Fuel injection -
Fuel tank size 51.5 gal or 194.9 L
Oil capacity -
Oil change -
Starter motor electric
Starter volts 12 V
Parts And Accessories John Deere 6120R Parts
Electrical and battery specs
Batteries number -
Batteries voltage 12 V
Battries Amps 154 amps
Cold Amps -
Ground force negative
Charging system alternator
Charging Volts 14 V
Charging Amps 200 amps
Clutch and gearbox specs
Trans system AutoPowr IVT
Trans type infinitely variable transmission
Trans gears infinite forward and reverse
Clutch system -
Cabine and mechanical specs
Wheel drive 4x2 2WD
Final drive -
Steering power
Braking system hydraulic wet disc
Cabin type Cab standard with air-conditioning
Differentiel lock -
Hydraulics specifications
System closed center
Valves 2 to 4
Pump flow 30 gpm or 113.6 lpm
SVC flow 26.4 gpm or 99.9 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 94 hp or 70.1 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 draft sensing
Rear hitch II
Rear hitch lift 5582 lbs or 2531 kg
Front hitch -
Front hitch lift -

Related tractor comparison


1968 David Brown 3800 Selectamatic competitors and comparison tool online specs and performance
2014 John Deere 7210R competitors and comparison tool online specs and performance

David Brown 3800 Selectamatic John Deere 7210R

2015 John Deere 6120R competitors and comparison tool online specs and performance
2016 Kubota M5091 competitors and comparison tool online specs and performance

John Deere 6120R Kubota M5091

2015 John Deere 6120R competitors and comparison tool online specs and performance
2014 JCB Fastrac 4160 competitors and comparison tool online specs and performance

John Deere 6120R JCB Fastrac 4160

2015 John Deere 6120R competitors and comparison tool online specs and performance
2012 McCormick Intl X70.40 competitors and comparison tool online specs and performance

John Deere 6120R McCormick Intl X70.40

2015 John Deere 6120R competitors and comparison tool online specs and performance
2015 Kubota MR77 competitors and comparison tool online specs and performance

John Deere 6120R Kubota MR77

2015 John Deere 6120R competitors and comparison tool online specs and performance
2014 Claas Axion 800 competitors and comparison tool online specs and performance

John Deere 6120R Claas Axion 800


Choose another tractor









Useful links and guides ....