Challenger MT645 VS J.I. Case 1594 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 | - |

J.I. Case 1594
General InfosMake | J.I. Case |
Model | 1594 |
Country | Unites states |
Production | From 1983 Until 1984 |
Price | 26,000 USD |
Tractor type | Utility tractor |
Fuel | diesel |
Service repair manual | J.I. Case 1594 Manual |
Dimensions, sizes and tires
AG front tires | 10.00-16 (2WD) |
AG rear tires | 16.9-38 |
Lawn front tires | - |
Lawn rear tires | - |
Indus front tires | - |
Indus rear tires | - |
Weight | 9,290 lbs or 4213 kg |
Length | - |
Width | 78 inches [198 cm] |
Height | 107 inches [271 cm] |
Wheelbase | 100 inches [254 cm] |
Ground clearance | 16 inches [40 cm] (2WD) |
Turning radius | - |
Rear tread size | 56 to 84 inches |
Front tread size | 56 to 80 inches |
Turning radius | - |
Horsepower and engin specs
Engine capacity | 329 ci or 5.4 L |
Cylinders | 6 cylinders |
Engine power | 97 hp or 72.3 kW |
Engine RPM | 2300 (rpm) |
Torque | 242.7 lb-ft or 329.1 Nm | Torque RPM | 1425 (rpm) |
Fuel type | diesel |
Fuel injection | - |
Fuel tank size | 36 gal or 136.3 L |
Oil capacity | 13.2 qts or 12.5 L |
Oil change | - |
Starter motor | - |
Starter volts | 12 V |
Parts And Accessories | J.I. Case 1594 Parts |
Batteries number | 1 |
Batteries voltage | 12 V |
Battries Amps | 96 amps |
Cold Amps | 420 |
Ground force | negative |
Charging system | alternator |
Charging Volts | - |
Charging Amps | 45 amps |
Trans system | Hydra-Shift |
Trans type | partial power shift |
Trans gears | 12 forward and 4 reverse |
Clutch system | - |
Wheel drive | 4x2 2WD |
Final drive | - |
Steering | hydrostatic power |
Braking system | differential hydraulic wet disc |
Cabin type | ROPS or cab |
Differentiel lock | - |
System | open center |
Valves | 2 |
Pump flow | - |
SVC flow | - |
Steering flow | 7.7 gpm or 29.1 lpm |
Tank capacity | - |
Hydraulic pressure | 2600 psi or 179.3 bar |
Max flow | 10.5 gpm or 39.7 lpm |
Drawbar type | - |
Claimed power | 74 hp or 55.2 kW |
Drawbar horsepower | 69.37 hp or 51.7 kW |
Fuel consumption | 5.1 gal/hour or 19.3 l/hour |
Pulling power | 8,198 lbs or 3718 kg |
Claimed power | 86 hp or 64.1 kW |
Real power | 81.94 hp or 61.1 kW |
Engine @RPM | - |
PTO Clutch | - |
Rear PTO | independent |
Rear PTO RPM | 540 (rpm) |
Front PTO | - |
Front PTO RPM | - |
Mid PTO | - |
Mid PTO RPM | - |
Fuel consumption | 4.9 gal/hour or 18.5 l/hour |
Hitch system | - |
Rear hitch | II |
Rear hitch lift | 7,440 lbs or 3374 kg |
Front hitch | - |
Front hitch lift | - |
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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 J.I. Case 1594 manual book version
- Cabine, electrical And mechanical parts for J.I. Case 1594 farm-tractor here