Challenger MT645B VS Kioti CK20 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 |

Kioti CK20
General InfosMake | Kioti |
Model | CK20 |
Country | South korea |
Production | From 2003 Until 2007 |
Price | - |
Tractor type | - |
Fuel | diesel |
Service repair manual | Kioti CK20 Manual |
Dimensions, sizes and tires
AG front tires | 6-12 |
AG rear tires | 9.5-16 |
Lawn front tires | 24x8.50-12/4 |
Lawn rear tires | 24x8.50-12/4 |
Indus front tires | 24x8.50-12/4 |
Indus rear tires | 12-16.5 |
Weight | 1,962 lbs or 889 kg |
Length | 105.7 inches [268 cm] |
Width | 44.1 inches [112 cm] |
Height | 77.5 inches [196 cm] |
Wheelbase | 57.9 inches [147 cm] |
Ground clearance | 12.2 inches [30 cm] |
Turning radius | - |
Rear tread size | 35.0 to 36.8 inches |
Front tread size | 35.8 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 56.6 ci or 0.9 L |
Cylinders | 3 cylinders |
Engine power | 21 hp or 15.7 kW |
Engine RPM | 2800 (rpm) |
Torque | - | Torque RPM | - |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 5.28 gal or 20.0 L |
Oil capacity | - |
Oil change | - |
Starter motor | - |
Starter volts | - |
Parts And Accessories | Kioti CK20 Parts |
Batteries number | - |
Batteries voltage | - |
Battries Amps | - |
Cold Amps | - |
Ground force | - |
Charging system | - |
Charging Volts | - |
Charging Amps | - |
Trans system | hydrostatic |
Trans type | partially synchronized |
Trans gears | infinite forward and reverse |
Clutch system | - |
Wheel drive | 4x4 MFWD 4WD |
Final drive | - |
Steering | power |
Braking system | wet disc |
Cabin type | ROPS |
Differentiel lock | - |
System | - |
Valves | 0 or 1 |
Pump flow | - |
SVC flow | - |
Steering flow | - |
Tank capacity | - |
Hydraulic pressure | - |
Max flow | 7.66 gpm or 29.0 lpm |
Drawbar type | - |
Claimed power | - |
Drawbar horsepower | - |
Fuel consumption | - |
Pulling power | - |
Claimed power | 16.5 hp or 12.3 kW |
Real power | - |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | transmission |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | 2000 (rpm) |
Fuel consumption | - |
Hitch system | - |
Rear hitch | I |
Rear hitch lift | 1,109 lbs or 503 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 Kioti CK20 manual book version
- Cabine, electrical And mechanical parts for Kioti CK20 farm-tractor here