John Deere

John Deere 9120

The John Deere 9120 is a four-wheel drive (4WD) tractor produced from 2002 to 2007 as part of the 9020 Series. Built in Waterloo, Iowa, USA, it features a John Deere 8.1L 6-cylinder turbocharged diesel engine producing 280 hp (208.8 kW). It offers transmission options including a 24-speed partial power shift and an 18-speed full power shift. The tractor includes advanced hydraulics, a CommandView cab with air-conditioning, and a variety of hitch and PTO options. It is designed for heavy-duty farm work with a robust build and substantial fuel and hydraulic capacities.

Power280 hp

Founded2002 - 2007

Model9120

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Technical Specifications

Detailed specifications and technical data for John Deere 9120

Power

Engine	280 hp (208.8 kW)
PTO (tested)	244.57 hp (182.4 kW)
PTO (claimed)	230 hp (171.5 kW)
Drawbar (tested)	226.02 hp (168.5 kW)

Engine

Type	turbocharged diesel
Power	280 hp (208.8 kW)
Cooling	liquid-cooled
Cylinders	6-cylinder
Rated RPM	2100
Air cleaner	dry
Bore/Stroke	4.56x5.06 inches (116 x 129 mm)
Compression	16.0:1
Displacement	496 ci (8.1 L)
Manufacturer	John Deere
Oil capacity	28 qts (26.5 L)
Starter volts	12
Coolant capacity	55 qts (52.1 L)

Capacity

Fuel	270 gal (1022.0 L)
Hydraulic system	27 gal (102.2 L), 28 gal (106.0 L) with 3pt

Electrical

Ground	negative
Batteries	2
Battery CCA	925
Battery volts	12
Charging amps	140
Charging system	alternator

Hydraulics

Type	closed center pressure/flow compensated
Valves	4 or 5
Capacity	27 gal (102.2 L), 28 gal (106.0 L) with 3pt
Pressure	2900 psi (200.0 bar)
Pump flow	30 gpm (113.6 lpm)
Total flow	44 gpm (166.5 lpm), 48 gpm (181.7 lpm) Powershift

Mechanical

Cab	CommandView cab standard with air-conditioning.
Drive	Four-wheel drive
Brakes	Hydraulic wet disc brakes
Steering	hydrostatic articulated

Production

Type	Four-wheel Drive (4WD) tractor
Series	9020 Series
Built in	Waterloo, Iowa, USA
Years produced	2002 - 2007

Transmission

Full power shift	Typefull power shift Gears18 forward and 6 reverse TransmissionJohn Deere Powershift
Partial power shift	Typepartial power shift Gears24 forward and 6 reverse DescriptionFour 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. Oil capacity136 qts (128.7 L), 140 qts (132.5 L) with PTO TransmissionJohn Deere PowerSync
Transmission options	24-speed partial power shift, 18-speed full power shift

Tractor hitch

Rear Type	III, IV/IVN
Rear lift	13,871 lbs (6291 kg), 14,445 lbs (6552 kg) optional

Dimensions & Tires

Width	115.5 inches (293 cm)
Length	274 inches (695 cm), 289 inches (734 cm) with hitch
Rear tire	20.8R42
Wheelbase	137.8 inches (350 cm)
Front tire	20.8R42
Height Cab	137.5 inches (349 cm)
Height Hood	97.5 inches (247 cm)
Height Exhaust	140 inches (355 cm)
Shipping weight	30,970 lbs (14047 kg)
Operating weight	35,375 lbs (16046 kg) with 620/70R46 duals
Clearance (drawbar)	15 inches (38 cm)
Clearance (front axle)	26.8 inches (68 cm)