John Deere 8420 Row Crop Tractors
John Deerе 8420




5+
sold in last yearGeneral overview
John Deere 8420 is a four-track tractor produced from 2002 to 2005 in the United States. It is powered by a diesel engine with 8.1 L displacement and an engine output of 198 kW (270 hp), suited to field operations and implement work.
The model uses a full power shift transmission and carries Tier II emissions certification. PTO output is listed at 173 kW (235.5 hp) rated and 198 kW (269.4 hp) maximum. Hydraulic equipment includes a closed center pressure-flow compensated (PFC) system with 126.8 L/min (33.5 gpm) pump output, a rear hitch category III/IIIN, and 6,885 kg (15,180 lb) lift capacity.
Year
2002, 2003, 2004, 2005
Country of manufacturing
United States
General specifications
Dimensions
Width
Height
Length
Weight
3,020 mm
~118.9 in
3,100 mm
~122 in
5,380 mm
~211.8 in
9,820 kg
~21,649.4 lb
Tire or Track Type
4 Tracks
Engine Power
270 hp
Additional specifications
Emission standard level
Tier II
Engine type
Diesel
Displacement
8,100 cu(cm)
Maximum PTO power
269.41 hp
Rated PTO power
235.45 hp
Speeds
1,500-2,200
Transmission type
Full power shift
Rear hitch category (SAE designation)
III/IIIN
Base machine weight
9,820 kg
Maximum lift capacity behind lift points
6,885 kg
Fuel tank
605.6 L
Hydraulic system type
Closed center pressure-flow compensated (PFC)
Pump rated output
126.8 L/min
Available flow at a single rear SCV
113.6 L/min
Number of rear selective control valves
4 to 5
Tires
Ag front: 16.9R30 Ag rear: 18.4R46
John Deere 8420 Row Crop Tractors Listings
$79,900
Diesel
1500-2200
126.8 L/min
8441 hours
El Campo, United States
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John Deere 8420 Row Crop Tractor
270 hp
9820 kg
5380 mm × 3020 mm × 3100 mm
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What is the average price of a John Deere 8420?
No confirmed market price is supplied for the John Deere 8420. Check current listings and compare the tractor’s condition, location, configuration, maintenance history, and included equipment.
What are the key advantages of the John Deere 8420?
Listed features include a 201.3 kW (270 hp) diesel engine, Full power shift transmission, Closed center pressure-flow compensated (PFC) hydraulics, 4 to 5 rear selective control valves, and a III/IIIN rear hitch.
What type of engine does the 8420 use?
The John Deere 8420 uses a Diesel engine with 8,100 cc displacement and a Tier II emission standard level.
How much horsepower does the 8420 have?
The John Deere 8420 has Engine Power of 201.3 kW (270 hp). Its Maximum PTO power is 200.9 kW (269.4 hp), and Rated PTO power is 175.6 kW (235.5 hp).
What fuel does the John Deere 8420 use?
The John Deere 8420 uses diesel fuel. Its listed fuel tank capacity is 605.6 L (160 US gal).
What jobs is this Tractors best suited for?
The supplied specifications do not confirm particular jobs for which the John Deere 8420 is best suited. Buyers can assess task fit using its power, hitch capacity, hydraulic configuration, tires, and available implements.
What is the expected lifespan of the 8420?
The supplied data does not provide an expected service life for the John Deere 8420. For a used machine, review maintenance records, operating condition, fluid leaks, engine operation, transmission shifting, hydraulics, hitch function, and tire condition.
What should a buyer check when purchasing a used Tractors?
Check maintenance records, engine starting and operation, transmission shifting, hydraulic performance, rear selective control valves, PTO operation, hitch function, tire condition, leaks, and signs of structural damage or wear. Confirm that the installed configuration matches the seller’s description.
















