CaseIH Optum 300 VS International Harvester 644 specs comparison
CaseIH Optum 300
General Infos| Make | CaseIH |
| Model | Optum 300 |
| Country | United states |
| Production | From 2016 |
| Price | 283,215 USD |
| Tractor type | - |
| Fuel | - |
| Service repair manual | CaseIH Optum 300 Manual |
Dimensions, sizes and tires
| AG front tires | 420/85R24 |
| AG rear tires | 480/80R50 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 23149 lbs 10500 kg |
| Length | 208.2 inches 528 cm |
| Width | 119 inches 302 cm |
| Height | 132.5 inches 336 cm |
| Wheelbase | 117.3 inches 297 cm |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | - |
| Cylinders | 6 cylinders |
| Engine power | 313 hp 233.4 kW |
| Engine RPM | 2100 (rpm) |
| Torque | - |
| Torque RPM | - |
| Fuel type | - |
| Fuel injection | electronic high pressure common rail direct injection |
| Fuel tank size | 166 gal 628.3 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | electric |
| Starter volts | 12 V |
| Parts And Accessories | CaseIH Optum 300 Parts |
| Batteries number | - |
| Batteries voltage | 12 V |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | alternator |
| Charging Volts | - |
| Charging Amps | 150 amps |
| Trans system | - |
| Trans type | continuously variable transmission (CVT) |
| Trans gears | infinite (4 range) forward and infinite (2 range) reverse |
| Clutch system | - |
| Wheel drive | 4x4 MFWD 4WD |
| Final drive | inboard planetary |
| Steering | power |
| Braking system | wet disc |
| Cabin type | SurroundVision cab standard with air-conditioning |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | - |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | Cat |
| Claimed power | - |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| Claimed power | 270 hp 201.3 kW |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | independent |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | independent |
| Front PTO RPM | 1000 (rpm) |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | electronic draft control |
| Rear hitch | III |
| Rear hitch lift | 19180 lbs 8700 kg |
| Front hitch | - |
| Front hitch lift | 9700 lbs 4399 kg |
International Harvester 644
General Infos| Make | International Harvester |
| Model | 644 |
| Country | United states |
| Production | From 1974 Until 1980 |
| Price | - |
| Tractor type | - |
| Fuel | diesel |
| Service repair manual | International Harvester 644 Manual |
Dimensions, sizes and tires
| AG front tires | 7.50-16 |
| AG rear tires | 16.9-30 |
| Lawn front tires | - |
| Lawn rear tires | - |
| Indus front tires | - |
| Indus rear tires | - |
| Weight | 6,350 lbs or 2880 kg |
| Length | 148.82 inches [378 cm] |
| Width | - |
| Height | 98.03 inches [248 cm] |
| Wheelbase | 87.80 inches [223 cm] |
| Ground clearance | - |
| Turning radius | - |
| Rear tread size | - |
| Front tread size | - |
| Turning radius | - |
Horsepower and engin specs
| Engine capacity | 206.4 ci or 3.4 L |
| Cylinders | 4 cylinders |
| Engine power | 60 hp or 44.7 kW |
| Engine RPM | 2150 (rpm) |
| Torque | - |
| Torque RPM | - |
| Fuel type | diesel |
| Fuel injection | - |
| Fuel tank size | 19.6 gal or 74.2 L |
| Oil capacity | - |
| Oil change | - |
| Starter motor | - |
| Starter volts | - |
| Parts And Accessories | International Harvester 644 Parts |
| Batteries number | - |
| Batteries voltage | - |
| Battries Amps | - |
| Cold Amps | - |
| Ground force | - |
| Charging system | - |
| Charging Volts | - |
| Charging Amps | - |
| Trans system | - |
| Trans type | - |
| Trans gears | 8 forward and 4 reverse |
| Clutch system | - |
| Wheel drive | 4x2 2WD |
| Final drive | - |
| Steering | - |
| Braking system | - |
| Cabin type | - |
| Differentiel lock | - |
| System | - |
| Valves | - |
| Pump flow | 7.9 gpm or 29.9 lpm |
| SVC flow | - |
| Steering flow | - |
| Tank capacity | - |
| Hydraulic pressure | - |
| Max flow | - |
| Drawbar type | - |
| Claimed power | - |
| Drawbar horsepower | - |
| Fuel consumption | - |
| Pulling power | - |
| Claimed power | - |
| Real power | - |
| Engine @RPM | - |
| PTO Clutch | - |
| Rear PTO | - |
| Rear PTO RPM | 540 (rpm) |
| Front PTO | - |
| Front PTO RPM | - |
| Mid PTO | - |
| Mid PTO RPM | - |
| Fuel consumption | - |
| Hitch system | - |
| Rear hitch | - |
| Rear hitch lift | 6394 lbs or 2900 kg |
| Front hitch | - |
| Front hitch lift | - |
Related tractor comparison
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CaseIH Optum 300 Mercedes-Benz Trac 700
International Harvester 644 Schluter Super 1500TVL
International Harvester 644 Massey Ferguson 142
Choose another tractor
Useful links and guides ....
- CaseIH provided us with the latest version of its Optum 300 service repair manual
- Find All mechanical and electrical parts and accessories of CaseIH Optum 300 farm-tractor here
- Get your International Harvester 644 manual book version
- Cabine, electrical And mechanical parts for International Harvester 644 farm-tractor here
