John Deere 4840 Specs, Attachments, Weight, Price, Engine and More

John Deere’s 4840 tractor is a workhorse that can handle most any agricultural task. With a 6-cylinder engine and automatic gearbox, this machine makesdtowing, planting, and harvesting a breeze. The 4840 also has plenty of options for customization, making it the perfect tool for any farmer.

John Deere 4840 Specifications:

AG front tires10.00-16
Width96 in.[243 cm]
Wheelbase118.5 in.[300 cm]
Weight14,900 lbs or 6758 kg
Turning radius14.7 feet [4.5 m]
Rear tread size60 to 131.5 inches
Length177 in.[449 cm]
Height117 in.[297 cm]
Ground clearance
Front tread size58 to 100 inches
AG rear tires24.5-32
Displacement466 ci or 7.6 L
Coolant capacity40 qts
Company countryUnited states
Bore/Stroke116 x 121 mm
engineJohn Deere turbocharged intercooled diesel 6-cylinder liquid-cooled
Number of CylindersSix
Operating RPM1500-2200
Pre-heatingether injection
Production yearsFrom 1978 Until 1982
Starter volts12v
Tractor typeRow Crop tractor
Air CleanerDual dry element
Engine Bore4.56 (116.0) in (mm)
Engine Stroke4.75 (121.0) in (mm)
Firing Order1-5-3-6-2-4
Rated Engine Speed2200 rpm
Rated Engine Power200.0 (148.1) hp (kW)
Idle Speed800-2400 rpm
Fuel Tank Capacity103.0 (390.0) gal (L)
Fuel SystemDirect injection
Transmission TypePower Shift
Number of Reverse Gears4
Number of Forward Gears8
Number of batteries2
Gearbox Type8F/4R, Full powershift
Electrical System Rating, Volts12
Electric ground forcenegative
Electric charging systemalternator
Clutch TypeWet disc
Battery voltage6 V
Alternator Rating, Amps90
Rear lift8,295 lbs
Oil tank capacity80 qts or 75.7 L
Oil Capacity66.3 (62.5) qts (L)
Maximum Reverse Speed6.4 (10.3) mph (kph)
Maximum Forward Speed18.6 (29.9) mph (kph)
Transmission gears8 forward and 4 reverse
Transmission systemJohn Deere PowerShift
Steering SystemPower Steering
Rear Tire Size (Opt)18.4-42
Rear Tire Size18.4-38 (Std)
Pump flow rate23 gpm or 87.1 lpm
Number of valves2 or 3
Hydraulic tank capacity16.5 gal or 62.5 L
Hydraulic systemclosed center
Front Tread Width58-100 (1470-2540) in (mm)
Front Tire Size (Opt)16.5L-16.1
Brakes TypeDifferential hydraulic wet disc
Front Tire Size11.0-16 (Std)

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John Deere 4840 is a great tractor for the farm. It has many features that make it a great choice, such as its powerful engine and comfortable ride. If you are in the market for a new tractor, JD 4840 should be at the top of your list.

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