vs.

      Caterpillar D3C serie III vs. Komatsu D39PX-21 KOMSTAT II

      7 reasons to buy Caterpillar D3C serie III:

      Operation

      Engine oil volume 13 l. and 12.5 l. 4 % more or 0.5 l.
      Hydraulic system fluid volume 56.8 l. and 47 l. 17 % more or 9.8 l.
      Final drive fluid volume 9.5 l. and 3.5 l. 63 % more or 6.0 l.

      Motor

      Displacement 5 l. and 3.9 l. 22 % more or 1.1 l.
      Cylinders number 6 and 4 33 % more or 2

      Gear box

      Maximum forward speed 10.8 km/h and 8.5 km/h 21 % more or 2.3 km/h
      Maximum reverse gear 11.4 km/h and 8.5 km/h 25 % more or 2.9 km/h

      7 reasons to buy Komatsu D39PX-21 KOMSTAT II:

      Standard blade

      Cut depth 440 mm and 398 mm 10 % more or 42 mm

      Operation

      Cooling system fluid volume 32 l. and 9 l. 72 % more or 23 l.
      Fuel Capacity 165 l. and 122 l. 26 % more or 43 l.

      Motor

      Effective power 71 kW and 52.9 kW 25 % more or 18.1 kW

      Carrier

      Specific ground pressure 29.4 kPa and 44.5 kPa 34 % less or 15.1 kPa
      Track shoes number per side 39 and 37 5 % more or 2
      Rolling bearings number on either side 6 and 5 17 % more or 1

      Neutral reasons:

      Standard blade

      Width 2474 mm and 3330 mm
      Height 841 mm and 890 mm
      Blade angle in both directions 25 degrees and 25 degrees

      Sizes

      Length with blade 3774 mm and 4200 mm
      Width between caterpillar tracks 1828 mm and 2425 mm
      Height to cab upper part 2664 mm and 2770 mm
      Caterpillar track length on ground level 1902 mm and 2360 mm

      Operation

      Working weight 7038.8 kg and 8900 kg

      Motor

      Model 3046 and SAA4D102E-2
      Manufacturer Caterpillar and Komatsu

      Gear box

      Forward gears number 3 and 3
      Reverse gears number 3 and 3
      Transmission type powershift and dual path hydrostatic transmission

      Carrier

      Standard shoe size 406 mm and 635 mm
      Track width 1422 mm and 1790 mm

      Images

      Sizes

      1. Length with blade 3774 mm 1. Length with blade 4200 mm
      2. Width between caterpillar tracks 1828 mm 2. Width between caterpillar tracks 2425 mm
      3. Height to cab upper part 2664 mm 3. Height to cab upper part 2770 mm
      4. Caterpillar track length on ground level 1902 mm 4. Caterpillar track length on ground level 2360 mm

      Carrier

      7. Track width 1422 mm 7. Track width 1790 mm
      8. Standard shoe size 406 mm 8. Standard shoe size 635 mm