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- Komatsu D37PX-21 KOMSTAT II vs. Caterpillar D6R XR
Komatsu D37PX-21 KOMSTAT II vs. Caterpillar D6R XR
3 reasons to buy Komatsu D37PX-21 KOMSTAT II:
Sizes
Clearance | 384 mm and 383 mm | 0 % more or 1 mm |
Carrier
Specific ground pressure | 28 kPa and 59.4 kPa | 53 % less or 31.4 kPa |
Track shoes number per side | 41 and 40 | 2 % more or 1 |
13 reasons to buy Caterpillar D6R XR:
Standard blade
Cut depth | 473 mm and 380 mm | 20 % more or 93 mm |
Operation
Hydraulic system fluid volume | 76 l. and 47 l. | 38 % more or 29 l. |
Final drive fluid volume | 13.5 l. and 3.5 l. | 74 % more or 10.0 l. |
Fuel Capacity | 383 l. and 165 l. | 57 % more or 218 l. |
Cooling system fluid volume | 74 l. and 27 l. | 64 % more or 47 l. |
Engine oil volume | 27.5 l. and 12.5 l. | 55 % more or 15.0 l. |
Motor
Effective power | 130.5 kW and 63 kW | 52 % more or 67.5 kW |
Displacement | 10.5 l. and 3.9 l. | 63 % more or 6.6 l. |
Cylinders number | 6 and 4 | 33 % more or 2 |
Gear box
Maximum forward speed | 11.9 km/h and 8.5 km/h | 29 % more or 3.4 km/h |
Maximum reverse gear | 15.3 km/h and 8.5 km/h | 44 % more or 6.8 km/h |
Carrier
Contact with ground area | 3.1 m2 and 2.7 m2 | 13 % more or 0.4 m2 |
Rolling bearings number on either side | 7 and 6 | 14 % more or 1 |
Neutral reasons:
Standard blade
Width | 3250 mm and 3360 mm |
Height | 855 mm and 1257 mm |
Sizes
Width between caterpillar tracks | 2250 mm and 2440 mm |
Height to cab upper part | 2700 mm and 3195 mm |
Caterpillar track length on ground level | 2240 mm and 2754 mm |
Length with blade | 3995 mm and 5048 mm |
Operation
Working weight | 6310 kg and 18415.9 kg |
Motor
Manufacturer | Komatsu and Caterpillar |
Model | SAA4D102E-2 and 3306 |
Aspiration | turbocharging and subsequent cooling of charging air by oncoming air flow and turbocharging |
Hydraulic system
Overflow valve pressure | 20615.3 kPa and 19305.3 kPa |
Gear box
Reverse gears number | 3 and 3 |
Transmission type | dual path hydrostatic transmission and powershift |
Forward gears number | 3 and 3 |
Carrier
Track width | 1650 mm and 1880 mm |
Standard shoe size | 600 mm and 560 mm |
Caterpillar track pitch | 1650 mm and 203 mm |
Images
Sizes
1. Length with blade | 3995 mm | 1. Length with blade | 5048 mm |
2. Width between caterpillar tracks | 2250 mm | 2. Width between caterpillar tracks | 2440 mm |
3. Height to cab upper part | 2700 mm | 3. Height to cab upper part | 3195 mm |
4. Caterpillar track length on ground level | 2240 mm | 4. Caterpillar track length on ground level | 2754 mm |
5. Clearance | 384 mm | 5. Clearance | 383 mm |
Carrier
7. Track width | 1650 mm | 7. Track width | 1880 mm |
8. Standard shoe size | 600 mm | 8. Standard shoe size | 560 mm |


