- Home/
- Comparison/
- Tracked Tractor/
- Komatsu D39EX-21 KOMSTAT II vs. Komatsu D50A-15
Komatsu D39EX-21 KOMSTAT II vs. Komatsu D50A-15
3 reasons to buy Komatsu D39EX-21 KOMSTAT II:
Gear box
Maximum reverse gear | 8.5 km/h and 8 km/h | 6 % more or 0.5 km/h |
Carrier
Rolling bearings number on either side | 6 and 5 | 17 % more or 1 |
Specific ground pressure | 38.2 kPa and 53 kPa | 28 % less or 14.8 kPa |
6 reasons to buy Komatsu D50A-15:
Standard blade
Cut depth | 540 mm and 440 mm | 19 % more or 100 mm |
Operation
Fuel Capacity | 240 l. and 165 l. | 31 % more or 75 l. |
Cooling system fluid volume | 42 l. and 32 l. | 24 % more or 10 l. |
Motor
Displacement | 7.2 l. and 3.9 l. | 46 % more or 3.3 l. |
Gear box
Forward gears number | 4 and 3 | 25 % more or 1 |
Maximum forward speed | 9.4 km/h and 8.5 km/h | 10 % more or 0.9 km/h |
Neutral reasons:
Standard blade
Width | 2740 mm and 3350 mm |
Height | 890 mm and 855 mm |
Sizes
Length with blade | 4200 mm and 4640 mm |
Width between caterpillar tracks | 2110 mm and 2050 mm |
Height to cab upper part | 2770 mm and 2660 mm |
Caterpillar track length on ground level | 2360 mm and 2200 mm |
Operation
Working weight | 8520 kg and 11455 kg |
Motor
Manufacturer | Komatsu and Komatsu |
Model | SAA4D102E-2 and S4D120 |
Gear box
Transmission type | dual path hydrostatic transmission and DD |
Reverse gears number | 3 and 3 |
Carrier
Standard shoe size | 460 mm and 400 mm |
Track shoes number per side | 39 and 39 |
Caterpillar track pitch | 1650 mm and 175 mm |
Track width | 1650 mm and 1600 mm |
Images
Sizes
1. Length with blade | 4200 mm | 1. Length with blade | 4640 mm |
2. Width between caterpillar tracks | 2110 mm | 2. Width between caterpillar tracks | 2050 mm |
3. Height to cab upper part | 2770 mm | 3. Height to cab upper part | 2660 mm |
4. Caterpillar track length on ground level | 2360 mm | 4. Caterpillar track length on ground level | 2200 mm |
Carrier
7. Track width | 1650 mm | 7. Track width | 1600 mm |
8. Standard shoe size | 460 mm | 8. Standard shoe size | 400 mm |


