Diesel 16-speed 4WD March 28 - April 8, 2003 Link: OCED Tractor Test 1819 file PTO performance Drawbar performance Gear 8 used for power test Gear 3 used for pull test
Max power
148.45hp / 110.7kW
Fuel use
10.2gal/hour / 38.6l/hour
Power at rated engine speed
172.13hp / 128.4kW
Max pull
22,308lbs / 10118kg
JOHN DEERE 8120 POWER
Engine (gross)
208hp / 155.1kW
Engine (net)
200hp / 149.1kW
Engine (max)
230hp / 171.5kW
PTO (claimed)
170hp / 126.8kW
Drawbar (tested)
148.45hp / 110.7kW
PTO (tested)
199.71hp / 148.9kW
ENGINE DETAIL
Description
John Deere turbocharged diesel 6-cylinder liquid-cooled inline
Displacement
496ci / 8.1L
Bore/Stroke
4.56x5.06inches / 116x 129mm
Rated Power (ECE R24)
200hp / 149.1kW
Rated Power (EC 97/98)
208hp / 155.1kW
Maximum Power (ECE R24)
220hp / 164.1kW
Maximum Power (EC 97/68)
230hp / 171.5kW
Fuel system
electronic high-pressure common rail (HPCR)
Air cleaner
dry with secondary element
Compression
16.5:1
Rated RPM
2200
Idle RPM
900-2300
Operating RPM
1500-2200
Starter volts
12
Coolant capacity
35.9qts / 34.0L
ENGINE OIL
Oil capacity
22.7qts / 21.5L
Oil change
250h
JOHN DEERE 8120 ENGINE
Description
John Deere 8.1L 6-cyl diesel
TRANSMISSION
Transmission
John Deere PowerShift
Type
full power shift
Gears
16 forward and 4 reverse
Clutch
hydraulic wet disc
Oil capacity
148qts / 140.1L 158.4qts / 149.9L (ILS)
Description
Full power shift transmission with single shift lever with display on cab corner post. Tractor begins in 7 (forward) and 2 (reverse) on start up. Clutch pedal may be used to pre-select a gear by holding clutch and pressing lever until desired gear is reached. Automatic PowerShift (APS) allows automated shifting to match load
The John Deere 8120 tractor is part of the 8020 Series of tractors. The 8120 is a Row-Crop Tractors type, that is used often in Agriculture Tractors. A engine powers the 8120 tractor. This configuration offers better real-world usability.