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- Komatsu D85E-21 vs. Caterpillar D7R LGP serie II
Komatsu D85E-21 vs. Caterpillar D7R LGP serie II
6 reasons to buy Komatsu D85E-21:
Operation
Cooling system fluid volume | 79 l. and 77.4 l. | 2 % more or 1.6 l. |
Fuel Capacity | 480 l. and 479 l. | 0 % more or 1 l. |
Final drive fluid volume | 41 l. and 13 l. | 68 % more or 28 l. |
Hydraulic system
Pump bandwidth | 194 l/min and 180 l/min | 7 % more or 14 l/min |
Gear box
Maximum forward speed | 11.8 km/h and 10.5 km/h | 11 % more or 1.3 km/h |
Maximum reverse gear | 14.3 km/h and 13.6 km/h | 5 % more or 0.7 km/h |
9 reasons to buy Caterpillar D7R LGP serie II:
Standard blade
Volume | 5.9 m3 and 5.2 m3 | 12 % more or 0.7 m3 |
Cut depth | 668 mm and 540 mm | 19 % more or 128 mm |
Operation
Engine oil volume | 31 l. and 27 l. | 13 % more or 4 l. |
Power unit fluid volume | 178 l. and 90 l. | 49 % more or 88 l. |
Motor
Full power | 192 kW and 168 kW | 12 % more or 24 kW |
Power measured at | 2100 rev / min and 2000 rev / min | 5 % more or 100 rev |
Carrier
Track shoes number per side | 43 and 39 | 9 % more or 4 |
Specific ground pressure | 45.5 kPa and 57.9 kPa | 21 % less or 12.4 kPa |
Contact with ground area | 5.8 m2 and 3.2 m2 | 45 % more or 2.6 m2 |
Neutral reasons:
Standard blade
Width | 3725 mm and 4545 mm |
Height | 1450 mm and 1343 mm |
Sizes
Length with blade | 6275 mm and 5820 mm |
Height to cab upper part | 3465 mm and 3454 mm |
Caterpillar track length on ground level | 3050 mm and 3167 mm |
Operation
Working weight | 23200 kg and 22722 kg |
Motor
Manufacturer | Komatsu and Caterpillar |
Model | S6D125E and 3176C |
Cylinders number | 6 and 6 |
Hydraulic system
Overflow valve pressure | 19123 kPa and 22800 kPa |
Gear box
Transmission type | Torqueflow Transmission (with the flow of torque) of planetary type and Hydro-Static Transmission |
Forward gears number | 3 and 3 |
Reverse gears number | 3 and 3 |
Carrier
Rolling bearings number on either side | 7 and 7 |
Track width | 2000 mm and 2240 mm |
Standard shoe size | 560 mm and 914 mm |
Images
Sizes
1. Length with blade | 6275 mm | 1. Length with blade | 5820 mm |
3. Height to cab upper part | 3465 mm | 3. Height to cab upper part | 3454 mm |
4. Caterpillar track length on ground level | 3050 mm | 4. Caterpillar track length on ground level | 3167 mm |
Carrier
7. Track width | 2000 mm | 7. Track width | 2240 mm |
8. Standard shoe size | 560 mm | 8. Standard shoe size | 914 mm |