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- Caterpillar D9R vs. Komatsu D355A-1
Caterpillar D9R vs. Komatsu D355A-1
4 reasons to buy Caterpillar D9R:
Standard blade
Volume | 16.4 m3 and 15.2 m3 | 7 % more or 1.2 m3 |
Sizes
Clearance | 591 mm and 565 mm | 4 % more or 26 mm |
Gear box
Maximum reverse gear | 14.6 km/h and 12.6 km/h | 14 % more or 2.0 km/h |
Carrier
Rolling bearings number on either side | 8 and 7 | 12 % more or 1 |
7 reasons to buy Komatsu D355A-1:
Standard blade
Cut depth | 730 mm and 606 mm | 17 % more or 124 mm |
Motor
Power measured at | 2000 rev / min and 1900 rev / min | 5 % more or 100 rev |
Displacement | 19.3 l. and 18 l. | 7 % more or 1.3 l. |
Gear box
Forward gears number | 4 and 3 | 25 % more or 1 |
Reverse gears number | 4 and 3 | 25 % more or 1 |
Maximum forward speed | 12.7 km/h and 11.9 km/h | 6 % more or 0.8 km/h |
Carrier
Specific ground pressure | 86.3 kPa and 110.9 kPa | 22 % less or 24.6 kPa |
Neutral reasons:
Standard blade
Width | 4650 mm and 4230 mm |
Height | 1934 mm and 1840 mm |
Sizes
Length without blade | 5180 mm and 5600 mm |
Length with blade | 7180 mm and 8700 mm |
Width between caterpillar tracks | 2930 mm and 3020 mm |
Height to cab upper part | 3820 mm and 3780 mm |
Caterpillar track length on ground level | 3470 mm and 3365 mm |
Operation
Working weight | 49567 kg and 44410 kg |
Motor
Manufacturer | Caterpillar and Komatsu |
Model | 3408ETA and SA6D155-4A |
Full power | 305.7 kW and 305.7 kW |
Gear box
Transmission type | powershift transmission and TF |
Carrier
Standard shoe size | 610 mm and 610 mm |
Track width | 2250 mm and 2260 mm |
Images
Sizes
3. Height to cab upper part | 3820 mm | 3. Height to cab upper part | 3780 mm |
4. Caterpillar track length on ground level | 3470 mm | 4. Caterpillar track length on ground level | 3365 mm |
5. Clearance | 591 mm | 5. Clearance | 565 mm |
6. Length without blade | 5180 mm | 6. Length without blade | 5600 mm |
1. Length with blade | 7180 mm | 1. Length with blade | 8700 mm |
2. Width between caterpillar tracks | 2930 mm | 2. Width between caterpillar tracks | 3020 mm |
Carrier
7. Track width | 2250 mm | 7. Track width | 2260 mm |
8. Standard shoe size | 610 mm | 8. Standard shoe size | 610 mm |


