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- John Deere 748G vs. John Deere 640G serie II
John Deere 748G vs. John Deere 640G serie II
12 reasons to buy John Deere 748G:
Sizes
| Maximum blade height | 1500 mm and 1308 mm | 13 % more or 192 mm |
| Drum capacity at cable width | 113.7 m and 77.4 m | 32 % more or 36.3 m |
| Clearance | 599 mm and 514 mm | 14 % more or 85 mm |
Operation
| Generator current strength | 95 amperes and 65 amperes | 32 % more or 30 amperes |
| Fuel Capacity | 272.5 l. and 159 l. | 42 % more or 113.5 l. |
| Engine oil volume | 23.7 l. and 18.9 l. | 20 % more or 4.8 l. |
| Front differential fluid volume | 28.4 l. and 17 l. | 40 % more or 11.4 l. |
Motor
| Full power | 129 kW and 119 kW | 8 % more or 10 kW |
| Effective power | 123 kW and 114 kW | 7 % more or 9 kW |
| Peak torque | 721.3 Nm and 670 Nm | 7 % more or 51.3 Nm |
| Displacement | 7.6 l. and 6.8 l. | 11 % more or 0.8 l. |
Gear box
| Maximum forward speed | 29.1 km/h and 19.5 km/h | 33 % more or 9.6 km/h |
6 reasons to buy John Deere 640G serie II:
Sizes
| Cable width | 15.9 mm and 15.8 mm | 1 % more or 0.1 mm |
| Maximum traction force on a rope with empty drum | 217 kN and 208.4 kN | 4 % more or 8.6 kN |
| Maximum line speed | 44.5 m/min and 44.2 m/min | 1 % more or 0.3 m/min |
Hydraulic system
| Pump flow rate | 102 l/min and 143.8 l/min | 29 % less or 41.8 l/min |
Gear box
| Reverse gears number | 7 and 4 | 43 % more or 3 |
| Maximum reverse gear | 14.7 km/h and 10.5 km/h | 29 % more or 4.2 km/h |
Neutral reasons:
Sizes
| Overall width | 3230 mm and 3000 mm |
| Wheelbase | 3680 mm and 3430 mm |
| Height to cab upper part | 3130 mm and 3027 mm |
| Dimensional length | 7821 mm and 7230 mm |
| Roller diameter | 254 mm and 203.2 mm |
Operation
| Hydraulic system fluid volume | 41.6 l. and 41.6 l. |
| Rear differential fluid volume | 28.4 l. and 28.4 l. |
| Operating voltage | 12 V and 12 V |
| Transmission fluid volume | 29.3 l. and 29.3 l. |
| Axle oscillating | 30 degrees and 30 degrees |
| Steering angle | 90 degrees and 90 degrees |
| Tyre size | 30.5-32 and 28L-26 |
| Working weight | 14283.2 kg and 10841 kg |
| Cooling system fluid volume | 28.4 l. and 28.4 l. |
Motor
| Model | 6076T and 6068T |
| Manufacturer | John Deere and John Deere |
| Power measured at | 2200 rev / min and 2200 rev / min |
| Torque measured at | 1350 rev / min and 1350 rev / min |
| Cylinders number | 6 and 6 |
| Aspiration | turbocharging and turbocharging |
Hydraulic system
| Type of pump | Piston and variable displacement axial piston pump |
| Overflow valve pressure | 20684.3 kPa and 20684 kPa |
Gear box
| Transmission type | planetary gear and direct drive, powershift, of planetary type |
| Forward gears number | 8 and 8 |
Images
Sizes
| 3. Height to cab upper part | 3130 mm | 3. Height to cab upper part | 3027 mm |
| 4. Wheelbase | 3680 mm | 4. Wheelbase | 3430 mm |
| 5. Clearance | 599 mm | 5. Clearance | 514 mm |
| 1. Dimensional length | 7821 mm | 1. Dimensional length | 7230 mm |
| 2. Overall width | 3230 mm | 2. Overall width | 3000 mm |