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- Caterpillar D4K XL vs. Komatsu D31P-20
Caterpillar D4K XL vs. Komatsu D31P-20
9 reasons to buy Caterpillar D4K XL:
Operation
Fuel Capacity | 195 l. and 115 l. | 41 % more or 80 l. |
Cooling system fluid volume | 22.4 l. and 22 l. | 2 % more or 0.4 l. |
Final drive fluid volume | 10 l. and 9.5 l. | 5 % more or 0.5 l. |
Motor
Effective power | 62.6 kW and 52.2 kW | 17 % more or 10.4 kW |
Displacement | 4.4 l. and 3.9 l. | 11 % more or 0.5 l. |
Gear box
Maximum reverse gear | 10 km/h and 7.1 km/h | 29 % more or 2.9 km/h |
Maximum forward speed | 9 km/h and 6.5 km/h | 28 % more or 2.5 km/h |
Carrier
Track shoes number per side | 43 and 41 | 5 % more or 2 |
Rolling bearings number on either side | 7 and 6 | 14 % more or 1 |
6 reasons to buy Komatsu D31P-20:
Operation
Engine oil volume | 14 l. and 11 l. | 21 % more or 3 l. |
Motor
Power measured at | 2350 rev / min and 1900 rev / min | 19 % more or 450 rev |
Gear box
Forward gears number | 3 and 2 | 33 % more or 1 |
Reverse gears number | 3 and 2 | 33 % more or 1 |
Carrier
Specific ground pressure | 22.6 kPa and 38.6 kPa | 41 % less or 16.0 kPa |
Contact with ground area | 2.6 m2 and 2.1 m2 | 19 % more or 0.5 m2 |
Neutral reasons:
Operation
Working weight | 8147 kg and 6195 kg |
Motor
Manufacturer | Caterpillar and Komatsu |
Model | C4.4 ACERT and S4D102E |
Hydraulic system
Overflow valve pressure | 20600 kPa and 17200 kPa |
Gear box
Transmission type | Hydro-Static Transmission and Hydro-Gear switching |
Carrier
Standard shoe size | 460 mm and 600 mm |
Track width | 1550 mm and 1450 mm |
Images
Carrier
7. Track width | 1550 mm | 7. Track width | 1450 mm |
8. Standard shoe size | 460 mm | 8. Standard shoe size | 600 mm |