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- Komatsu HD405-7 vs. Komatsu HD405-6
Komatsu HD405-7 vs. Komatsu HD405-6
5 reasons to buy Komatsu HD405-7:
Weight
Unloaded front weight distribution | 50.7 % and 48 % | 5 % more or 2.7 % |
Loaded front weight distribution | 32.8 % and 32 % | 2 % more or 0.8 % |
Operation
Differential/final drive fluid volume | 75 l. and 58 l. | 23 % more or 17 l. |
Motor
Full power | 386 kW and 378.8 kW | 2 % more or 7.2 kW |
Effective power | 371 kW and 363.9 kW | 2 % more or 7.1 kW |
5 reasons to buy Komatsu HD405-6:
Weight
Unloaded rear weight distribution | 52 % and 49.3 % | 5 % more or 2.7 % |
Loaded rear weight distribution | 68 % and 67.2 % | 1 % more or 0.8 % |
Sizes
Unloading ground clearance | 630 mm and 480 mm | 24 % more or 150 mm |
Operation
Engine oil volume | 52 l. and 50 l. | 4 % more or 2 l. |
Fuel Capacity | 500 l. and 484 l. | 3 % more or 16 l. |
Neutral reasons:
Weight
Weight without load | 34400 kg and 34080 kg |
Laden weight | 74480 kg and 74155 kg |
Sizes
Unloading height | 7925 mm and 7885 mm |
Dimensional length | 8465 mm and 8700 mm |
Overall width | 3657.6 mm and 4525 mm |
Headroom | 4150 mm and 4220 mm |
Wheelbase | 3750 mm and 3750 mm |
Operation
Hydraulic system fluid volume | 129 l. and 129 l. |
Motor
Model | SAA6D140E-5 and SAA6D140E-3 |
Manufacturer | Komatsu and Komatsu |
Displacement | 15.2 l. and 15.2 l. |
Aspiration | turbocharging and turbocharging |
Cylinders number | 6 and 6 |
Gear box
Maximum speed | 70 km/h and 70 km/h |
Transmission type | automatic planetary gear and automatic planetary gear |
Forward gears number | 7 and 7 |
Reverse gears number | 1 and 1 |
Dump
Discharge angle | 48 degrees and 48 degrees |
Nominal payload | 40823.3 kg and 40823.3 kg |
Brimmed lifting capacity | 20 m3 and 20 m3 |
Lifting capacity with top | 27.3 m3 and 27.3 m3 |
Images
Sizes
3. Headroom | 4150 mm | 3. Headroom | 4220 mm |
4. Wheelbase | 3750 mm | 4. Wheelbase | 3750 mm |
6. Unloading height | 7925 mm | 6. Unloading height | 7885 mm |
7. Unloading ground clearance | 480 mm | 7. Unloading ground clearance | 630 mm |
1. Dimensional length | 8465 mm | 1. Dimensional length | 8700 mm |
2. Overall width | 3657.6 mm | 2. Overall width | 4525 mm |
Dump
8. Discharge angle | 48 degrees | 8. Discharge angle | 48 degrees |


