John Deere 9120

Production ended · 4WD

PTO power · claimed

230 hp

Weight
35,375 lb
Engines
1 Diesel
Built
no record
Price new
no record

Power

Power specifications
Engine280 hp unspecified
PTO230 hp claimed
PTO, tested244.6 hp
Drawbar226 hp tested
Listed power280 hp engine basis

Engines

Engines fitted to the John Deere 9120
John Deere 8.1L 6-cyl dieselDiesel · 6 cyl496 ci
Engine details
John Deere 8.1L 6-cyl diesel
Bore × stroke
4.56 in × 5.06 in
Rated speed
2,100 rpm
Rated power
280 hp
Compression
16.0:1
Aspiration
turbocharged diesel
Cooling
liquid-cooled

Transmissions

Transmissions for the John Deere 9120
John Deere PowerSyncpartial power shift24F / 6R
John Deere Powershiftfull power shift18F / 6R
Transmission notes

John Deere PowerSync: 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.

Weight

Weight specifications
Weight35,375 lb operating
Shipping30,970 lb

Dimensions

Dimensions specifications
Wheelbase137.8 in
Length274 in
Width115.5 in
Height137.5 in unspecified
Front axle clearance26.8 in

Capacities

Capacities specifications
Fuel tank270 gal
Hydraulic system27 gal

Hydraulics

Hydraulics specifications
Systemclosed center pressure/flow compensated
Pump flow30 gpm
Total flow44 gpm
Pressure2,900 psi
Remote valves4 or 5

Hitch

Hitch specifications
Rear hitch categoryIII
Rear lift capacity13,871 lb

PTO

PTO specifications
Rear PTOindependent
Rear PTO speeds1000

Chassis

Chassis specifications
Drive4WD
Steeringhydrostatic articulated
BrakesHydraulic wet disc brakes
CabCommandView cab standard with air-conditioning

Tires

Tires specifications
Front20.8R42
Rear20.8R42

Electrical

Electrical specifications
System voltage12 V
Batteries2
Cold cranking925 CCA
Chargingalternator
Charging output140 A
Groundnegative

Production

Production specifications
FactoriesWaterloo, Iowa, USA
Built byJohn Deere

Serial numbers

On the top-left of rear hinge member

First serial number by year
YearFirst serial
20021001
200310001
200420001
200530001
200640001
200750001