Challenger MT645E VS Oliver 2255 specs comparison

Challenger MT645E
General InfosMake | Challenger |
Model | MT645E |
Country | United states |
Production | From 2014 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | Challenger MT645E Manual |
Dimensions, sizes and tires
AG front tires | - |
AG rear tires | - |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 23810 lbs or 10800 kg |
Length | 218.6 inches [555 cm] |
Width | - |
Height | 141 inches [358 cm] |
Wheelbase | 122 inches [309 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 512.6 ci or 8.4 L |
Cylinders | 6 cylinders 24 valves |
Engine power | 240 hp or 179.0 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 166 gal or 628.3 L |
Oil capacity | - |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | Challenger MT645E Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | 12 V |
Charging Amps | 240 amps |
Trans system | Techstar CVT |
Trans type | continuously variable transmission (CVT) |
Trans gears | infinite (2-range) forward and reverse |
Clutch system | - |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | hydrostatic power |
Braking system | hydraulic wet disc |
Cabin type | Cab standard with air-conditioning |
Differentiel lock | electro-hydraulic |
System | closed center load sensing |
Valves | 4 to 6 |
Pump flow | 54 gpm or 204.4 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | - |
Drawbar type | Cat |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 205 hp or 152.9 kW |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | III/IVN |
Rear hitch lift | 26455 lbs or 11999 kg |
Front hitch | - |
Front hitch lift | - |

Oliver 2255
General InfosMake | Oliver |
Model | 2255 |
Country | United states |
Production | From 1972 Until 1976 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | Oliver 2255 Manual |
Dimensions, sizes and tires
AG front tires | - |
AG rear tires | 18.4-38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 16500 lbs or 7484 kg |
Length | 154 inches [391 cm] |
Width | 81.5 inches [207 cm] |
Height | - |
Wheelbase | 83.5 inches [212 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | 61 to 91 inches |
Front tread size | 60 to 80 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 636 ci or 10.4 L |
Cylinders | 8 cylinders |
Engine power | - |
Engine RPM | 2800 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 35 gal or 132.5 L |
Oil capacity | 13 qts or 12.3 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Oliver 2255 Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | Hydraul-Shift |
Trans type | partial power shift |
Trans gears | 6 forward and 2 reverse |
Clutch system | 14-inch dry disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | power |
Braking system | hydraulic disc |
Cabin type | Open operator station |
Differentiel lock | - |
System | closed center |
Valves | 1 to 4 |
Pump flow | 20 gpm or 75.7 lpm |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 115.35 hp or 86.0 kW |
Fuel consumption | 7.8 gal/hour or 29.5 l/hour |
Pulling power | 14,770 lbs or 6699 kg |
Claimed power | - |
Real power | 147.65 hp or 110.1 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 | 9.4 gal/hour or 35.6 l/hour |
Hitch system | draft control |
Rear hitch | II/III |
Rear hitch lift | 6,000 lbs or 2721 kg |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Challenger provided us with the latest version of its MT645E service repair manual
- Find All mechanical and electrical parts and accessories of Challenger MT645E farm-tractor here
- Get your Oliver 2255 manual book version
- Cabine, electrical And mechanical parts for Oliver 2255 farm-tractor here