Challenger MT645 VS John Deere 7425 specs comparison

Challenger MT645
General InfosMake | Challenger |
Model | MT645 |
Country | United states |
Production | From 2002 Until 2003 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | Challenger MT645 Manual |
Dimensions, sizes and tires
AG front tires | 14.9R30 |
AG rear tires | 18.4R42 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 19000 lbs or 8618 kg |
Length | 203 inches [515 cm] |
Width | 98.2 inches [249 cm] |
Height | 121 inches [307 cm] |
Wheelbase | 121 inches [307 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 449 ci or 7.4 L |
Cylinders | 6 cylinders |
Engine power | - |
Engine RPM | 2200 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 120 gal or 454.2 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | Challenger MT645 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 | power shift |
Trans gears | 18 forward and 6 reverse |
Clutch system | electro-hydraulic wet disc |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | power |
Braking system | hydraulic wet disc |
Cabin type | Cab standard with air-conditioning |
Differentiel lock | - |
System | closed center pressure flow compensated |
Valves | 4 |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | 2900 psi or 200.0 bar |
Max flow | 29 gpm or 109.8 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 180 hp or 134.2 kW |
Real power | 183.87 hp or 137.1 kW |
Engine @RPM | 1000@2091 (rpm) |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 1000 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 10.9 gal/hour or 41.3 l/hour |
Hitch system | - |
Rear hitch | III |
Rear hitch lift | 18400 lbs or 8346 kg |
Front hitch | - |
Front hitch lift | - |

John Deere 7425
General InfosMake | John Deere |
Model | 7425 |
Country | United states |
Production | From 2009 |
Price | - |
Tractor type | Row Crop tractor |
Fuel | diesel |
Service repair manual | John Deere 7425 Manual |
Dimensions, sizes and tires
AG front tires | 10.00-16 |
AG rear tires | 18.4-38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 10750 lbs or 4876 kg |
Length | 188 inches [477 cm] |
Width | - |
Height | - |
Wheelbase | 106.3 inches [270 cm] |
Ground clearance | - |
Turning radius | - |
Rear tread size | - |
Front tread size | - |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 414 ci or 6.8 L |
Cylinders | 6 cylinders |
Engine power | 138 hp or 102.9 kW |
Engine RPM | 2100 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 54.7 gal or 207.0 L |
Oil capacity | 20.6 qts or 19.5 L |
Oil change | - |
Starter motor | electric |
Starter volts | 12 V |
Parts And Accessories | John Deere 7425 Parts |
Batteries number | - |
Batteries voltage | 12 V |
Battries Amps | 154 amps |
Cold Amps | - |
Ground force | negative |
Charging system | alternator |
Charging Volts | 14 V |
Charging Amps | 90 amps |
Trans system | PowrQuad |
Trans type | four-speed power shift |
Trans gears | 16 forward and reverse |
Clutch system | hydraulic wet disc |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | power |
Braking system | - |
Cabin type | Two-post ROPS |
Differentiel lock | - |
System | closed center pressure flow compensated |
Valves | - |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | - |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 123 hp or 91.7 kW |
Real power | - |
Engine @RPM | 540@1995 (rpm) |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | - |
Hitch system | - |
Rear hitch | IIIN/II |
Rear hitch lift | 8390 lbs or 3805 kg |
Front hitch | - |
Front hitch lift | - |
Related tractor comparison


John Deere 7425 Terrion ATM 5250


John Deere 7425 John Deere 8260R


John Deere 7425 Terrion ATM 4160


Challenger MT645 Claas Axion 850


Challenger MT645 Claas Arion 520


John Deere 7425 CaseIH Farmall 65A
Choose another tractor
Useful links and guides ....
- Challenger provided us with the latest version of its MT645 service repair manual
- Find All mechanical and electrical parts and accessories of Challenger MT645 farm-tractor here
- Get your John Deere 7425 manual book version
- Cabine, electrical And mechanical parts for John Deere 7425 farm-tractor here