John Deere 4840


John Deere 4840 tractor photo
1978 - 1982
Iron Horses Series
Row-Crop tractor
Series map:
4640
4840
172.2hp*
200.0hp*
*Estimated engine power for comparison only.
Production
ManufacturerJohn Deere
Row-Crop tractor
Built in Waterloo, Iowa, USA
Original price was $57,648 in 1982
John Deere 4840 Engine
John Deere 7.6L 6-cyl diesel
Engine details ...
John Deere 4840 Power
Drawbar (claimed)157 hp
117.1 kW
PTO (claimed)180 hp
134.2 kW
Drawbar (tested)151.21 hp
112.8 kW
PTO (tested)180.63 hp
134.7 kW
Performance test details ...
Mechanical
Two-wheel drive
Differential lockpedal-actuated hydraulic
Power steering
Differential hydraulic wet disc brakes
Sound-Gard cab.
Capacity
Fuel103 gal
389.9 L
Hydraulic system16.5 gal
62.5 L
Hydraulics
Typeclosed center
Capacity16.5 gal
62.5 L
Valves2 or 3
Pump flow23 gpm
87.1 lpm
Tractor hitch
Rear TypeIII/IIIN
Rear lift8295 lbs
3762 kg
Power Take-off (PTO)
Rear PTOindependent
Rear PTO Type1000 (1.75)
Dimensions & Tires
Wheelbase118.5 inches
300 cm
Weight14900 to 18000 pounds
Front tire11.00-16
Rear tire18.4-38
Full dimensions and tires ...
4840 Serial Number Location
John Deere 4840 serial number location
Serial number plate on the rear of the 4840, above the PTO shaft.
4840 Serial Numbers
19781000
19794233
19807539
198111042
198214933

FAQ: How to read a serial number table.
Electrical
Groundnegative
Charging systemalternator
Batteries2
Battery volts6
References
4840 references literature
The New Iron Horses published in 1978, by John Deere
Tractors 90 to 180 HP published in 1979, by John Deere
Tractors 90, 110, 130, 155, 180 HP published in 1979, by John Deere
Row-Crop Tractors Product Information Handbook published in 1977, by John Deere
40 Series Row-Crop Tractors Product Information Handbook published in 1982, by John Deere
Page information
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Updated on March 31, 2022
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