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- Komatsu D39EX-21 KOMSTAT II vs. Case 850L XLT
Komatsu D39EX-21 KOMSTAT II vs. Case 850L XLT
2 reasons to buy Komatsu D39EX-21 KOMSTAT II:
Operation
Cooling system fluid volume | 32 l. and 26.5 l. | 17 % more or 5.5 l. |
Carrier
Specific ground pressure | 38.2 kPa and 40.1 kPa | 5 % less or 1.9 kPa |
14 reasons to buy Case 850L XLT:
Standard blade
Cut depth | 483 mm and 440 mm | 9 % more or 43 mm |
Operation
Engine oil volume | 15 l. and 12.5 l. | 17 % more or 2.5 l. |
Hydraulic system fluid volume | 75.7 l. and 47 l. | 38 % more or 28.7 l. |
Final drive fluid volume | 14.2 l. and 3.5 l. | 75 % more or 10.7 l. |
Fuel Capacity | 189.3 l. and 165 l. | 13 % more or 24.3 l. |
Motor
Effective power | 72 kW and 71 kW | 1 % more or 1 kW |
Displacement | 6.7 l. and 3.9 l. | 42 % more or 2.8 l. |
Gear box
Maximum forward speed | 9.7 km/h and 8.5 km/h | 12 % more or 1.2 km/h |
Maximum reverse gear | 9.7 km/h and 8.5 km/h | 12 % more or 1.2 km/h |
Forward gears number | 4 and 3 | 25 % more or 1 |
Reverse gears number | 4 and 3 | 25 % more or 1 |
Carrier
Contact with ground area | 2.4 m2 and 2.2 m2 | 8 % more or 0.2 m2 |
Track shoes number per side | 40 and 39 | 2 % more or 1 |
Rolling bearings number on either side | 7 and 6 | 14 % more or 1 |
Neutral reasons:
Standard blade
Width | 2740 mm and 2642 mm |
Height | 890 mm and 914 mm |
Blade angle in both directions | 25 degrees and 25 degrees |
Sizes
Caterpillar track length on ground level | 2360 mm and 2350 mm |
Length with blade | 4200 mm and 4408 mm |
Width between caterpillar tracks | 2110 mm and 2032 mm |
Height to cab upper part | 2770 mm and 2773 mm |
Operation
Working weight | 8520 kg and 8900 kg |
Motor
Manufacturer | Komatsu and Case |
Model | SAA4D102E-2 and Family IV 667TA/E66 3 level |
Gear box
Transmission type | dual path hydrostatic transmission and Hydro-Static Transmission |
Carrier
Caterpillar track pitch | 1650 mm and 171 mm |
Track width | 1650 mm and 1570 mm |
Standard shoe size | 460 mm and 508 mm |
Images
Sizes
1. Length with blade | 4200 mm | 1. Length with blade | 4408 mm |
2. Width between caterpillar tracks | 2110 mm | 2. Width between caterpillar tracks | 2032 mm |
3. Height to cab upper part | 2770 mm | 3. Height to cab upper part | 2773 mm |
4. Caterpillar track length on ground level | 2360 mm | 4. Caterpillar track length on ground level | 2350 mm |
Carrier
7. Track width | 1650 mm | 7. Track width | 1570 mm |
8. Standard shoe size | 460 mm | 8. Standard shoe size | 508 mm |


