John Deere 8450 VS New Holland T8.390 specs comparison

John Deere 8450
General InfosMake | John Deere |
Model | 8450 |
Country | United states |
Production | From 1982 Until 1988 |
Price | - |
Tractor type | Four wheel Drive (4WD) tractor |
Fuel | diesel |
Service repair manual | John Deere 8450 Manual |
Dimensions, sizes and tires
AG front tires | 20.8-34 |
AG rear tires | 20.8-34 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 27560 lbs or 12501 kg |
Length | 223.5 inches [567 cm] |
Width | - |
Height | - |
Wheelbase | 125 inches [317 cm] |
Ground clearance | - |
Turning radius | 17.8 feet [5.4 m] |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 466 ci or 7.6 L |
Cylinders | 6 cylinders |
Engine power | 225 hp or 167.8 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 185 gal or 700.2 L |
Oil capacity | 20 qts or 18.9 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | John Deere 8450 Parts |
Batteries number | 2 |
Batteries voltage | 6 V |
Battries Amps | - |
Cold Amps | 800 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 110 amps |
Trans system | Quad-Range |
Trans type | partial power shift |
Trans gears | 16 forward and 6 reverse |
Clutch system | Perma-Clutch hydraulic wet discs |
Wheel drive | 4x4 articulated 4WD |
Final drive | - |
Steering | hydrostatic power |
Braking system | power wet disc |
Cabin type | Sound-Gard cab with air-conditioning |
Differentiel lock | - |
System | closed center constant-pressure |
Valves | 2 to 4 |
Pump flow | 32 gpm or 121.1 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 37.5 gal or 141.9 L |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 173.52 hp or 129.4 kW |
Fuel consumption | 12.0 gal/hour or 45.4 l/hour |
Pulling power | 26,567 lbs or 12050 kg |
Claimed power | 185 hp or 138.0 kW |
Real power | 186.98 hp or 139.4 kW |
Engine @RPM | - |
PTO Clutch | hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 11.9 gal/hour or 45.0 l/hour |
Hitch system | lower-link |
Rear hitch | 3/3N |
Rear hitch lift | 9,262 lbs or 4201 kg |
Front hitch | - |
Front hitch lift | - |

New Holland T8.390
General InfosMake | New Holland |
Model | T8.390 |
Country | United states |
Production | From 2011 Until 2014 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | New Holland T8.390 Manual |
Dimensions, sizes and tires
AG front tires | - |
AG rear tires | - |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 24,480 lbs or 11104 kg |
Length | - |
Width | - |
Height | - |
Wheelbase | 135.8 inches [344 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 60 to 88 inches |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 531 ci or 8.7 L |
Cylinders | 6 cylinders 24 valves |
Engine power | 374 hp or 278.9 kW |
Engine RPM | 2000 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 168 gal or 635.9 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | - |
Parts And Accessories | New Holland T8.390 Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | 12 V |
Charging Amps | 200 amps |
Trans system | - |
Trans type | creeper |
Trans gears | 23 forward and 6 reverse |
Clutch system | - |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | power |
Braking system | hydraulic wet disc |
Cabin type | Cab standard |
Differentiel lock | - |
System | closed center load sensing |
Valves | 4 to 6 |
Pump flow | 35 gpm or 132.5 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | 42.5 gpm or 160.9 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 259.61 hp or 193.6 kW |
Fuel consumption | 15.7 gal/hour or 59.4 l/hour |
Pulling power | 37,986 lbs or 17230 kg |
Claimed power | 290 hp or 216.3 kW |
Real power | 332.40 hp or 247.9 kW |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | optional |
Front PTO RPM | 1000 (rpm) |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 16.7 gal/hour or 63.2 l/hour |
Hitch system | - |
Rear hitch | 4N/3 |
Rear hitch lift | 18,900 lbs or 8573 kg |
Front hitch | optional |
Front hitch lift | - |
Related tractor comparison


New Holland T8.390 John Deere 8335R


John Deere 8450 McCormick Intl X70.40


John Deere 8450 Terrion ATM 5250


New Holland T8.390 Chery RV1254


New Holland T8.390 Kubota JB11X


John Deere 8450 Versatile 220
Choose another tractor
Useful links and guides ....
- John Deere provided us with the latest version of its 8450 service repair manual
- Find All mechanical and electrical parts and accessories of John Deere 8450 farm-tractor here
- Get your New Holland T8.390 manual book version
- Cabine, electrical And mechanical parts for New Holland T8.390 farm-tractor here