Caterpillar D6 VS Huber 21-39 Super Four specs comparison

Caterpillar D6
General InfosMake | Caterpillar |
Model | D6 |
Country | United states |
Production | From 1941 Until 1947 |
Price | - |
Tractor type | Agricultural Crawler tractor |
Fuel | diesel |
Service repair manual | Caterpillar D6 Manual |
Dimensions, sizes and tires
AG front tires | 16-inch tracks |
AG rear tires | 16-inch tracks |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 16,695 lbs or 7572 kg |
Length | 149.2 inches [378 cm] |
Width | 80.5 inches [204 cm] (60" gauge) |
Height | - |
Wheelbase | 85.625 inches [217 cm] |
Ground clearance | 12.5 inches [31 cm] |
Turning radius | - |
Rear tread size | 60 inches |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 525 ci or 8.6 L |
Cylinders | 2 cylinders pony engine |
Engine power | - |
Engine RPM | 1600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 48 gal or 181.7 L |
Oil capacity | 19 qts or 18.0 L |
Oil change | - |
Starter motor | - |
Starter volts | - |
Parts And Accessories | Caterpillar D6 Parts |
Batteries number | - |
Batteries voltage | - |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | gear |
Trans gears | 5 forward and 4 reverse |
Clutch system | dry disc |
Wheel drive | crawler |
Final drive | - |
Steering | manual clutch |
Braking system | contracting band |
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 | - |
Drawbar horsepower | 74.82 hp or 55.8 kW |
Fuel consumption | 6.1 gal/hour or 23.1 l/hour |
Pulling power | 17,687 lbs or 8022 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 | - |

Huber 21-39 Super Four
General InfosMake | Huber |
Model | 21-39 Super Four |
Country | United states |
Production | From 1929 |
Price | - |
Tractor type | Standard tread tractor |
Fuel | gasoline |
Service repair manual | Huber 21-39 Super Four Manual |
Dimensions, sizes and tires
AG front tires | 40x5 (steel) |
AG rear tires | 56x14 (steel) |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 8450 lbs or 3832 kg |
Length | 158 inches [401 cm] |
Width | 76 inches [193 cm] |
Height | - |
Wheelbase | 93 inches [236 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 461 ci or 7.6 L |
Cylinders | 4 cylinders |
Engine power | - |
Engine RPM | 1000 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | gasoline |
Fuel injection | - |
Fuel tank size | 40 gal or 151.4 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | - |
Parts And Accessories | Huber 21-39 Super Four Parts |
Batteries number | - |
Batteries voltage | - |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | gear |
Trans gears | 2 forward and 1 reverse |
Clutch system | dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
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 | 21 hp or 15.7 kW |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
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 | - |
Related tractor comparison


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Useful links and guides ....
- Caterpillar provided us with the latest version of its D6 service repair manual
- Find All mechanical and electrical parts and accessories of Caterpillar D6 farm-tractor here
- Get your Huber 21-39 Super Four manual book version
- Cabine, electrical And mechanical parts for Huber 21-39 Super Four farm-tractor here