Caterpillar D9 VS John Deere 8440 specs comparison

Caterpillar D9
General InfosMake | Caterpillar |
Model | D9 |
Country | United states |
Production | From 1955 Until 1959 |
Price | - |
Tractor type | Agricultural Crawler tractor |
Fuel | diesel |
Service repair manual | Caterpillar D9 Manual |
Dimensions, sizes and tires
AG front tires | 90-inch tracks |
AG rear tires | 90-inch tracks |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 66025 lbs or 29948 kg |
Length | 215 inches [546 cm] |
Width | 120 inches [304 cm] |
Height | 105 inches [266 cm] |
Wheelbase | - |
Ground clearance | - |
Turning radius | - |
Rear tread size | 90 inches |
Front tread size | 90 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 1473 ci or 24.1 L |
Cylinders | 2 cylinders gas pony engine |
Engine power | 286 hp or 213.3 kW |
Engine RPM | 1240 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | - |
Oil capacity | - |
Oil change | - |
Starter motor | 2-cylinder gas pony engine |
Starter volts | 6 V |
Parts And Accessories | Caterpillar D9 Parts |
Batteries number | - |
Batteries voltage | 6 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | torque converter |
Trans gears | 3 forward and 2 reverse |
Clutch system | wet disc |
Wheel drive | crawler |
Final drive | - |
Steering | - |
Braking system | - |
Cabin type | Open operator station |
Differentiel lock | - |
System | - |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | 230 hp or 171.5 kW |
Drawbar horsepower | 252.2 hp or 188.1 kW |
Fuel consumption | - |
Pulling power | 56724 lbs or 25730 kg |
Claimed power | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | - |
Rear PTO RPM | - |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | - |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |

John Deere 8440
General InfosMake | John Deere |
Model | 8440 |
Country | United states |
Production | From 1979 Until 1982 |
Price | - |
Tractor type | Four wheel Drive (4WD) tractor |
Fuel | diesel |
Service repair manual | John Deere 8440 Manual |
Dimensions, sizes and tires
AG front tires | 18.4-34 |
AG rear tires | 18.4-34 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 26,590 lbs or 12061 kg |
Length | 223.5 inches [567 cm] |
Width | - |
Height | 126.6 inches [321 cm] |
Wheelbase | 125 inches [317 cm] |
Ground clearance | 19.4 inches [49 cm] |
Turning radius | - |
Rear tread size | 63 to 130 inches |
Front tread size | 63 to 130 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 466 ci or 7.6 L |
Cylinders | 6 cylinders |
Engine power | 215 hp or 160.3 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 156 gal or 590.5 L |
Oil capacity | 22 qts or 20.8 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | John Deere 8440 Parts |
Batteries number | 2 |
Batteries voltage | 6 V |
Battries Amps | - |
Cold Amps | 850 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 90 amps |
Trans system | John Deere Quad-Range |
Trans type | partial power shift |
Trans gears | 16 forward and 6 reverse |
Clutch system | hydraulic wet disc |
Wheel drive | 4x4 articulated 4WD |
Final drive | - |
Steering | articulated power |
Braking system | hydraulic wet disc |
Cabin type | Cab standard |
Differentiel lock | hydraulic front and rear |
System | closed center |
Valves | 2 |
Pump flow | 33 gpm or 124.9 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 40 gal or 151.4 L |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 160.58 hp or 119.7 kW |
Fuel consumption | 11.2 gal/hour or 42.4 l/hour |
Pulling power | 25,383 lbs or 11513 kg |
Claimed power | 175 hp or 130.5 kW |
Real power | 179.83 hp or 134.1 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 | 11.3 gal/hour or 42.8 l/hour |
Hitch system | - |
Rear hitch | III |
Rear hitch lift | 8545 lbs or 3876 kg |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Caterpillar provided us with the latest version of its D9 service repair manual
- Find All mechanical and electrical parts and accessories of Caterpillar D9 farm-tractor here
- Get your John Deere 8440 manual book version
- Cabine, electrical And mechanical parts for John Deere 8440 farm-tractor here