Challenger MT645B VS CaseIH 7250 specs comparison

Challenger MT645B
General InfosMake | Challenger |
Model | MT645B |
Country | United states |
Production | From 2005 Until 2008 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | Challenger MT645B Manual |
Dimensions, sizes and tires
AG front tires | 380/85R34 |
AG rear tires | 480/80R46 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 18,308 lbs or 8304 kg |
Length | 206 inches [523 cm] |
Width | 118 inches [299 cm] |
Height | 123.6 inches [313 cm] |
Wheelbase | 121.1 inches [307 cm] |
Ground clearance | 22.4 inches [56 cm] |
Turning radius | - |
Rear tread size | 60 to 88 inches |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 449 ci or 7.4 L |
Cylinders | 6 cylinders 24 valves |
Engine power | 235 hp or 175.2 kW |
Engine RPM | 2200 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 159 gal or 601.8 L |
Oil capacity | 20 qts or 18.9 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger MT645B Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 775 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 150 amps |
Trans system | TechStar |
Trans type | continuously variable transmission (CVT) |
Trans gears | infinite (2-range) forward and reverse |
Clutch system | - |
Wheel drive | 4x4 MFWD 4WD |
Final drive | inboard planetary |
Steering | power |
Braking system | hydraulic wet disc |
Cabin type | Cab standard with heat and A/C |
Differentiel lock | electrohydraulic front and rear |
System | pressure flow compensated |
Valves | 4 to 6 |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | 26.4 gal or 99.9 L |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | 39 gpm or 147.6 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 172.30 hp or 128.5 kW |
Fuel consumption | 12.0 gal/hour or 45.4 l/hour |
Pulling power | 16,954 lbs or 7690 kg |
Claimed power | 200 hp or 149.1 kW |
Real power | 221.55 hp or 165.2 kW |
Engine @RPM | 540@2037 (rpm) |
PTO Clutch | electro-hydraulic wet disc |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 12.0 gal/hour or 45.4 l/hour |
Hitch system | - |
Rear hitch | III |
Rear hitch lift | 15,600 lbs or 7076 kg |
Front hitch | II |
Front hitch lift | 7,700 lbs or 3492 kg |

CaseIH 7250
General InfosMake | CaseIH |
Model | 7250 |
Country | United states |
Production | From 1994 Until 1996 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | CaseIH 7250 Manual |
Dimensions, sizes and tires
AG front tires | 16.9-28 |
AG rear tires | 20.8R-38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 117445 lbs or 53273 kg |
Length | - |
Width | - |
Height | - |
Wheelbase | 118.3 inches [300 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | 60 to 95 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 504.5 ci or 8.3 L |
Cylinders | 6 cylinders |
Engine power | - |
Engine RPM | 2200 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | mechanical injection |
Fuel tank size | 95 gal or 359.6 L |
Oil capacity | 22 qts or 20.8 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | CaseIH 7250 Parts |
Batteries number | 2 |
Batteries voltage | 12 V |
Battries Amps | - |
Cold Amps | 950 |
Ground force | negative |
Charging system | alternator |
Charging Volts | 12 V |
Charging Amps | 110 amps |
Trans system | - |
Trans type | creeper |
Trans gears | 24 forward and 6 reverse |
Clutch system | hydraulic wet disc |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | power |
Braking system | differential hydraulic wet disc |
Cabin type | Cab standard with air-conditioning |
Differentiel lock | electric rear |
System | closed center pressure flow compensated |
Valves | 3 or 4 |
Pump flow | - |
SVC flow | 22 gpm or 83.3 lpm |
Steering flow | - |
Tank capacity | 45.5 gal or 172.2 L |
Hydraulic pressure | 2300 psi or 158.6 bar |
Max flow | 29 gpm or 109.8 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | 187.40 hp or 139.7 kW |
Fuel consumption | 12.7 gal/hour or 48.1 l/hour |
Pulling power | 17776 lbs or 8063 kg |
Claimed power | 215 hp or 160.3 kW |
Real power | 216.90 hp or 161.7 kW |
Engine @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 | 12.7 gal/hour or 48.1 l/hour |
Hitch system | electronic lower-link draft sensing |
Rear hitch | III |
Rear hitch lift | 14950 lbs or 6781 kg |
Front hitch | - |
Front hitch lift | - |
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Useful links and guides ....
- Challenger provided us with the latest version of its MT645B service repair manual
- Find All mechanical and electrical parts and accessories of Challenger MT645B farm-tractor here
- Get your CaseIH 7250 manual book version
- Cabine, electrical And mechanical parts for CaseIH 7250 farm-tractor here