John Deere 9120 VS John Deere 8400 specs comparison

John Deere 9120
General InfosMake | John Deere |
Model | 9120 |
Country | United states |
Production | From 2002 Until 2007 |
Price | - |
Tractor type | Four wheel Drive (4WD) tractor |
Fuel | diesel |
Service repair manual | John Deere 9120 Manual |
Dimensions, sizes and tires
AG front tires | 20.8R42 |
AG rear tires | 20.8R42 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 30,970 lbs or 14047 kg |
Length | 274 inches [695 cm] |
Width | 115.5 inches [293 cm] |
Height | 137.5 inches [349 cm] |
Wheelbase | 137.8 inches [350 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 496 ci or 8.1 L |
Cylinders | 6 cylinders |
Engine power | 280 hp or 208.8 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 270 gal or 1022.0 L |
Oil capacity | 28 qts or 26.5 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | John Deere 9120 Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 925 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 140 amps |
Trans system | John Deere Powershift |
Trans type | full power shift |
Trans gears | 18 forward and 6 reverse |
Clutch system | - |
Wheel drive | 4x4 articulated 4WD |
Final drive | - |
Steering | hydrostatic articulated |
Braking system | hydraulic wet disc |
Cabin type | CommandView cab standard with air-conditioning |
Differentiel lock | - |
System | closed center pressure/flow compensated |
Valves | 4 or 5 |
Pump flow | 30 gpm or 113.6 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 27 gal or 102.2 L |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | 44 gpm or 166.5 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 226.02 hp or 168.5 kW |
Fuel consumption | 14.5 gal/hour or 54.9 l/hour |
Pulling power | 35,211 lbs or 15971 kg |
Claimed power | 230 hp or 171.5 kW |
Real power | 262.97 hp or 196.1 kW |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 14.4 gal/hour or 54.5 l/hour |
Hitch system | - |
Rear hitch | III |
Rear hitch lift | 13,871 lbs or 6291 kg |
Front hitch | - |
Front hitch lift | - |

John Deere 8400
General InfosMake | John Deere |
Model | 8400 |
Country | United states |
Production | From 1995 Until 1999 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | John Deere 8400 Manual |
Dimensions, sizes and tires
AG front tires | 14.9R34 |
AG rear tires | 18.4R46 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 18709 lbs or 8486 kg |
Length | 206.5 inches [524 cm] |
Width | - |
Height | 120.2 inches [305 cm] |
Wheelbase | 116.1 inches [294 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | 60 to 88 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 496 ci or 8.1 L |
Cylinders | 6 cylinders 12 valves |
Engine power | - |
Engine RPM | 2200 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 135 gal or 511.0 L |
Oil capacity | 29.6 qts or 28.0 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | John Deere 8400 Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 925 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 140 amps |
Trans system | John Deere PowerShift |
Trans type | full power shift |
Trans gears | 16 forward and 4 reverse |
Clutch system | hydraulic wet disc |
Wheel drive | 4x4 MFWD 4WD |
Final drive | inboard planetary |
Steering | hydrostatic power |
Braking system | differential hydraulic wet disc |
Cabin type | CommandView Cab standard |
Differentiel lock | electro-hydraulic |
System | closed center pressure-flow compensated |
Valves | 3 to 5 |
Pump flow | - |
SVC flow | 30 gpm or 113.6 lpm |
Steering flow | - |
Tank capacity | 37 gal or 140.0 L |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 202.28 hp or 150.8 kW |
Fuel consumption | 12.5 gal/hour or 47.3 l/hour |
Pulling power | 29,240 lbs or 13263 kg |
Claimed power | 225 hp or 167.8 kW |
Real power | 228.29 hp or 170.2 kW |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 12.6 gal/hour or 47.7 l/hour |
Hitch system | electro-hydraulic draft sensing |
Rear hitch | 3/3N |
Rear hitch lift | 11,700 lbs or 5307 kg |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


John Deere 9120 John Deere 7700


John Deere 9120 Zetor 5340


John Deere 8400 Massey Ferguson 4255


John Deere 9120 New Holland 9480


John Deere 8400 CaseIH 9380


John Deere 8400 Landini 95 Blizzard
Choose another tractor
Useful links and guides ....
- John Deere provided us with the latest version of its 9120 service repair manual
- Find All mechanical and electrical parts and accessories of John Deere 9120 farm-tractor here
- Get your John Deere 8400 manual book version
- Cabine, electrical And mechanical parts for John Deere 8400 farm-tractor here