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- Komatsu D21PG-7A vs. Komatsu D20P-5a
Komatsu D21PG-7A vs. Komatsu D20P-5a
1 reasons to buy Komatsu D21PG-7A:
Motor
Full power | 29.8 kW and 29.1 kW | 2 % more or 0.7 kW |
3 reasons to buy Komatsu D20P-5a:
Sizes
Clearance | 375 mm and 365 mm | 3 % more or 10 mm |
Motor
Displacement | 2.9 l. and 2.7 l. | 7 % more or 0.2 l. |
Gear box
Forward gears number | 3 and 2 | 33 % more or 1 |
Neutral reasons:
Standard blade
Width | 2560 mm and 2560 mm |
Height | 590 mm and 590 mm |
Sizes
Height to cab upper part | 2510 mm and 2180 mm |
Caterpillar track length on ground level | 1685 mm and 1685 mm |
Length with blade | 3385 mm and 3385 mm |
Width between caterpillar tracks | 1990 mm and 2000 mm |
Operation
Working weight | 4030 kg and 3910 kg |
Motor
Power measured at | 2450 rev / min and 2450 rev / min |
Cylinders number | 4 and 4 |
Manufacturer | Komatsu and Komatsu |
Model | 4D95S and 4D92-2N |
Gear box
Transmission type | HS and DD |
Reverse gears number | 2 and 2 |
Carrier
Track width | 1490 mm and 1490 mm |
Standard shoe size | 500 mm and 510 mm |
Rolling bearings number on either side | 5 and 5 |
Caterpillar track pitch | 146.5 mm and 135 mm |
Images
Sizes
1. Length with blade | 3385 mm | 1. Length with blade | 3385 mm |
2. Width between caterpillar tracks | 1990 mm | 2. Width between caterpillar tracks | 2000 mm |
3. Height to cab upper part | 2510 mm | 3. Height to cab upper part | 2180 mm |
4. Caterpillar track length on ground level | 1685 mm | 4. Caterpillar track length on ground level | 1685 mm |
5. Clearance | 365 mm | 5. Clearance | 375 mm |
Carrier
8. Standard shoe size | 500 mm | 8. Standard shoe size | 510 mm |
7. Track width | 1490 mm | 7. Track width | 1490 mm |