Technical specifications of the International 554 agricultural tractor:
International 554 Agricultural Tractor was manufactured from 1974-1975. It was equipped with a four-cylinder engine with the designation D-206 and a displacement of 3382 cm³. This engine achieves a power output of 54 HP at 2180 RPM and a torque of 196 Nm at 1500 RPM. The tractor has a gearbox with 8+4 synchronized gears, allowing for speeds ranging from 1.3 to 27.3 km/h. The hydraulic pump has a capacity of 30 liters per minute, and the mechanically controlled rear lift has a lifting capacity of 2900 kg. The power take-off shaft operates at a speed of 540 RPM, and the braking system is mechanical. The turning radius is 8.3 meters for the 2WD version and 9.5 meters for the 4WD version. The tire sizes are 7.50-16 (2WD) or 9.5-24 (4WD) at the front and 14.9-30 (2WD) or 16.9-30 (4WD) at the rear. The total weight of the tractor is 2615 kg for the 2WD version and 3210 kg for the 4WD version. The height with the cabin is 248 cm, the length is 349 cm, and the width is 223 cm. The fuel tank has a capacity of 74 liters, and the noise level in the cabin is 97 dB or 88 dB depending on the version.
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Technical Data Sheet for International 554, 644, 744 agricultural tractors:
| Model | International 554 | International 644 | International 744 | International 844 |
|---|---|---|---|---|
| Years of production | 74-75 | 74-80 | 74-80 | 74-80 |
| Engine designation/type | D-206 | D-206 | D-239 | D-246 |
| Number of cylinders / Turbo / Intercooler | 4 | 4 | 4 | 4 |
| Engine displacement (cm³) | 3382 | 3382 | 3911 | 4034 |
| Piston diameter / Stroke (mm) | 98,4×111,1 | 98,4×111,1 | 98,4×128,5 | 100×128,5 |
| Maximum engine power (HP) / at RPM | 54/2180 | 60/2150 | 70/2300 | 75/2300 |
| Torque (Nm) / at RPM | 196/1500 | 212/1600 | 230/1200 | 263/1500 |
| Number of gearbox speeds (forward + reverse) | 8+4 | 8+4 | 8+4 | 8+4 |
| Number of synchronized gears (forward + reverse) | 8+4 | 8+4 | 8+4 | 8+4 |
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| Fast gearbox / Power shift | – | – | – | – |
|---|---|---|---|---|
| Reverser type | – | – | – | – |
| Speed range (km/h) | 1,3-27,3 | 1,8-28,3 | 1,5-29,7 | 1,5-29,7 |
| Maximum speed (km/h) | – | – | – | – |
| Hydraulic pump capacity (L/min) | 30 | 30 | 30 | 30 |
| Rear three-point hitch (TUV) control type | mech | mech | mech | mech |
| Maximum rear three-point hitch (TUV) lift capacity (kg) | 2900 | 2900 | 2900 | 2900 |
| Power take-off (PTO) speed (RPM) | 540 | 540 | 540 | 540/1000 |
| Type of disc brake (dry/wet) | – | – | – | – |
| Brake system control type | mech | mech | mech | hydr |
| Turning radius 2WD (m) | 8,3 | 8,3 | 8,3 | 8,6 |
| Turning radius 4WD (m) | 9,5 | 9,5 | 10,2 | 10,2 |
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| Front tire size 2WD | 7,50-16 | 7,50-16 | 7,50-18 | 7,50-18 |
|---|---|---|---|---|
| Front tire size 4WD | 9,5-24 | 11,2-24 | 11,2-24 | 11,2-24 |
| Rear tire size 2WD | 14,9-30 | 16,9-30 | 16,9-34 | 13,6-38 |
| Rear tire size 4WD | 16,9-30 | 16,9-34 | 16,9-34 | 16,9-34 |
| Total weight 2WD (kg) | 2615 | 2880 | 3080 | 3180 |
| Total weight 4WD (kg) | 3210 | 3400 | 3500 | 3600 |
| Total height with cabin (cm) | 248 | 249 | 255 | 255 |
| Total length (cm) | 349 | 349/378 | 352 | 368/394 |
| Total width (cm) | 223 | 223/219 | 223/219 | 239/235 |
| Fuel tank capacity (L) | 74 | 74 | 74 | 102 |
| Cabin noise level (dB) | 97/88 | 87,5 | 94/90 | 87 |
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