Challenger 55 VS Allis Chalmers 720 specs comparison

Challenger 55
General InfosMake | Challenger |
Model | 55 |
Country | United states |
Production | From 1996 Until 1998 |
Price | - |
Tractor type | Agricultural Crawler tractor |
Fuel | diesel |
Service repair manual | Challenger 55 Manual |
Dimensions, sizes and tires
AG front tires | 16-inch track |
AG rear tires | 16-inch track |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 26000 lbs or 11793 kg |
Length | 211 inches [535 cm] |
Width | 91 inches [231 cm] |
Height | 120 inches [304 cm] |
Wheelbase | 86 inches [218 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 60/68/72/76/80/88/90 inches |
Front tread size | 60/68/72/76/80/88/90 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 442 ci or 7.2 L |
Cylinders | 6 cylinders |
Engine power | - |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 125 gal or 473.1 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger 55 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | - |
Trans system | - |
Trans type | creeper |
Trans gears | 32 forward and 18 reverse |
Clutch system | - |
Wheel drive | crawler |
Final drive | - |
Steering | differential power |
Braking system | wet disc |
Cabin type | Cab standard with air-conditioning |
Differentiel lock | - |
System | variable-displacement load-sensing pressure-compensated |
Valves | 3 or 4 |
Pump flow | 31.2 gpm or 118.1 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2750 psi or 189.6 bar |
Max flow | - |
Drawbar type | - |
Claimed power | 191 hp or 142.4 kW |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 225 hp or 167.8 kW |
Real power | - |
Engine @RPM | 1000@1900 (rpm) |
PTO Clutch | electro-hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | draft control |
Rear hitch | III/II |
Rear hitch lift | 12500 lbs or 5670 kg |
Front hitch | - |
Front hitch lift | - |

Allis Chalmers 720
General InfosMake | Allis Chalmers |
Model | 720 |
Country | United states |
Production | From 1975 Until 1983 |
Price | - |
Tractor type | Sub Compact Utility tractor |
Fuel | gasoline |
Service repair manual | Allis Chalmers 720 Manual |
Dimensions, sizes and tires
AG front tires | 4.00x12 |
AG rear tires | 8.00-16 |
Lawn front tires | 6.90/6.00-9 |
Lawn rear tires | 6.90/6.00-9 |
Indus front tires | - |
Indus rear tires | - |
Weight | 1300 lbs or 589 kg |
Length | 83 inches [210 cm] |
Width | 48 inches [121 cm] |
Height | 43.25 inches [109 cm] |
Wheelbase | 56 inches [142 cm] |
Ground clearance | 15 inches [38 cm] |
Turning radius | 3 feet [0.9 m] |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 49.8 ci or 0.8 L |
Cylinders | 2 cylinders |
Engine power | 19.5 hp or 14.5 kW |
Engine RPM | 3600 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | gasoline |
Fuel injection | - |
Fuel tank size | 3.8 gal or 14.4 L |
Oil capacity | 3.5 qts or 3.3 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Allis Chalmers 720 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | 53 amps |
Cold Amps | - |
Ground force | negative |
Charging system | flywheel magneto |
Charging Volts | - |
Charging Amps | 20 amps |
Trans system | - |
Trans type | hydrostatic |
Trans gears | infinite (3-range) forward and reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | manual |
Braking system | - |
Cabin type | Open operator station |
Differentiel lock | - |
System | - |
Valves | - |
Pump flow | 2.5 gpm or 9.5 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | 1.5 gal or 5.7 L |
Hydraulic pressure | 500 psi or 34.5 bar |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | - |
Real power | - |
Engine @RPM | - |
PTO Clutch | electric |
Rear PTO | independent |
Rear PTO RPM | 2000 (rpm) |
Front PTO | electric |
Front PTO RPM | 2000 (rpm) |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | - |
Rear hitch lift | - |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Challenger provided us with the latest version of its 55 service repair manual
- Find All mechanical and electrical parts and accessories of Challenger 55 farm-tractor here
- Get your Allis Chalmers 720 manual book version
- Cabine, electrical And mechanical parts for Allis Chalmers 720 farm-tractor here