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- Komatsu D20PLL-7E vs. Komatsu D21A-7
Komatsu D20PLL-7E vs. Komatsu D21A-7
4 reasons to buy Komatsu D20PLL-7E:
Sizes
| Clearance | 355 mm and 295 mm | 17 % more or 60 mm |
Motor
| Displacement | 2.8 l. and 2.7 l. | 4 % more or 0.1 l. |
Gear box
| Forward gears number | 3 and 2 | 33 % more or 1 |
Carrier
| Rolling bearings number on either side | 7 and 5 | 29 % more or 2 |
Neutral reasons:
Standard blade
| Height | 500 mm and 590 mm |
| Width | 3200 mm and 2170 mm |
Sizes
| Length without blade | 2930 mm and 2560 mm |
| Length with blade | 3645 mm and 3400 mm |
| Width between caterpillar tracks | 2890 mm and 1610 mm |
| Height to cab upper part | 2500 mm and 2475 mm |
| Caterpillar track length on ground level | 2085 mm and 1685 mm |
Operation
| Working weight | 4710 kg and 3600 kg |
Motor
| Manufacturer | Komatsu and Komatsu |
| Model | 4D94E and 4D95S |
| Full power | 29.8 kW and 29.8 kW |
| Power measured at | 2450 rev / min and 2450 rev / min |
| Cylinders number | 4 and 4 |
Gear box
| Transmission type | DD and HS |
| Reverse gears number | 2 and 2 |
Carrier
| Standard shoe size | 1050 mm and 300 mm |
| Caterpillar track pitch | 135 mm and 135 mm |
| Track width | 1840 mm and 1310 mm |
Images
Sizes
| 5. Clearance | 355 mm | 5. Clearance | 295 mm |
| 6. Length without blade | 2930 mm | 6. Length without blade | 2560 mm |
| 1. Length with blade | 3645 mm | 1. Length with blade | 3400 mm |
| 2. Width between caterpillar tracks | 2890 mm | 2. Width between caterpillar tracks | 1610 mm |
| 3. Height to cab upper part | 2500 mm | 3. Height to cab upper part | 2475 mm |
| 4. Caterpillar track length on ground level | 2085 mm | 4. Caterpillar track length on ground level | 1685 mm |
Carrier
| 7. Track width | 1840 mm | 7. Track width | 1310 mm |
| 8. Standard shoe size | 1050 mm | 8. Standard shoe size | 300 mm |