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Years in Production / 2002–2007
John Deere
9120
Explore the specifications, hardware, and original references for the John Deere 9120.
280hp
Source index power
4x4 Only
Drive
2002–2007
Production years
John Deere
Manufacturer
9120 / 01
At a glance
Overview
2002 - 2007
9020 Series
Four-wheel Drive (4WD) tractor
Production
Four-wheel Drive (4WD) tractor
Built in Waterloo, Iowa, USA
- Manufacturer
- John Deere
Mechanical
Four-wheel drive
Hydraulic wet disc brakes
CommandView cab standard with air-conditioning.
- Steering
- hydrostatic articulated
Capacity
- Fuel
- 270 gal1022.0 L
- Hydraulic System
- 27 gal102.2 L
- Hydraulic System
- 28 gal (with 3pt)106.0 L
Hydraulics
- Type
- closed center pressure/flow compensated
- Capacity
- 27 gal102.2 L
- Capacity
- 28 gal (with 3pt)106.0 L
- Pressure
- 2900 psi200.0 bar
- Valves
- 4 or 5
- Pump Flow
- 30 gpm113.6 lpm
- Total Flow
- 44 gpm166.5 lpm
- Total Flow
- 48 gpm (Powershift)181.7 lpm
Hitch
- Rear Type
- III
- Rear Type
- IV/IVN
- Rear Lift
- 13,871 lbs6291 kg
- Rear Lift
- 14,445 lbs (optional)6552 kg
Pto
- Rear Pto
- independent
- Rear Type
- 1000
Electrical
- Ground
- negative
- Charging System
- alternator
- Charging Amps
- 140
- Batteries
- 2
- Battery Cca
- 925
- Battery Volts
- 12
9120 / 02
Under the hood
Engine Detail
John Deere
turbocharged diesel
6-cylinder
liquid-cooled
- Displacement
- 496 ci8.1 L
- Bore Stroke
- 4.56x5.06 inches116 x 129 mm
- Power
- 280 hp208.8 kW
- Air Cleaner
- dry
- Compression Ratio
- 16.0:1
- Rated Rpm
- 2100
- Starter Volts
- 12
- Coolant Capacity
- 55 qts52.1 L
- Cylinders
- 6
- Cooling
- liquid-cooled
- Oil Capacity
- 28 qts26.5 L
Engine Options
John Deere 8.1L 6-cyl diesel
9120 / 03
Gears & controls
Transmission (Option 1)
Four ranges (A-D) and three gears (1-3) with high-low power shift. Synchronized shifting between ranges A-B, B-C, and C-D. Gear shifts are synchronized between 1-R, 1-2, and 2-3. Reverse gear does not operate in D range.
- Transmission
- John Deere PowerSync
- Transmission Type
- partial power shift
- Gears
- 24 forward and 6 reverse
- Oil Capacity
- 136 qts128.7 L
- Oil Capacity
- 140 qts (with PTO)132.5 L
- Speeds Description
- With 20.8R42 tires.
Transmission (Option 2)
- Transmission
- John Deere Powershift
- Transmission Type
- full power shift
- Gears
- 18 forward and 6 reverse
- Speeds Description
- With 20.8R42 tires.
Transmission Options
24-speed partial power shift
18-speed full power shift
9120 / 04
Size. Stance. Footprint.
Dimensions
- Length
- 274 in695 cm
- Width
- 115.5 in293 cm
- Height (cab)
- 137.5 in349 cm
- Wheelbase
- 137.8 in350 cm
Dimensions And Tires
- Wheelbase
- 137.8 inches350 cm
- Weight
- 30970 to 35375 pounds
- Front Tire
- 20.8R42
- Rear Tire
- 20.8R42
Tires And Tracks
- Front Ag
- 20.8R42
- Rear Ag
- 20.8R42
See it in action
Videos
Watch John Deere 9120 videos from their original YouTube creators.
9120 / 06
Tests (NTTL)
Oced Tractor Test1810
Diesel 18-speed 4WDSeptember 23 - 27, 2002Link: OCED Tractor Test 1810 file
PTO performance
Drawbar performance
Gear 7 used for power test.
Gear 1 used for pull test.
- Power At Rated Engine Speed
- 244.57 hp182.4 kW
- Fuel Use
- 14.6 gal/hour55.3 l/hour
- Fuel Use
- 14.4 gal/hour54.5 l/hour
- Fuel Use
- 14.5 gal/hour54.9 l/hour
- Power At Rated Pto Speed
- 262.97 hp196.1 kW
- Max Power
- 226.02 hp168.5 kW
- Max Pull
- 35,211 lbs15971 kg