vs.

      Komatsu D355A-1 vs. Komatsu D40A-3

      10 reasons to buy Komatsu D355A-1:

      Standard blade

      Cut depth 730 mm and 415 mm 43 % more or 315 mm

      Sizes

      Clearance 565 mm and 360 mm 36 % more or 205 mm

      Operation

      Cooling system fluid volume 170 l. and 33 l. 81 % more or 137 l.

      Motor

      Full power 305.7 kW and 69.4 kW 77 % more or 236.3 kW
      Displacement 19.3 l. and 6.5 l. 66 % more or 12.8 l.

      Gear box

      Maximum forward speed 12.7 km/h and 8.7 km/h 31 % more or 4.0 km/h
      Maximum reverse gear 12.6 km/h and 8 km/h 37 % more or 4.6 km/h

      Carrier

      Track shoes number per side 39 and 37 5 % more or 2
      Rolling bearings number on either side 7 and 5 29 % more or 2
      Support rollers number on either side 2 and 1 50 % more or 1

      3 reasons to buy Komatsu D40A-3:

      Motor

      Power measured at 2350 rev / min and 2000 rev / min 15 % more or 350 rev

      Gear box

      Forward gears number 5 and 4 20 % more or 1

      Carrier

      Specific ground pressure 50 kPa and 86.3 kPa 42 % less or 36.3 kPa

      Neutral reasons:

      Standard blade

      Width 4230 mm and 3180 mm
      Height 1840 mm and 750 mm

      Sizes

      Length with blade 8700 mm and 4250 mm
      Width between caterpillar tracks 3020 mm and 1940 mm
      Height to cab upper part 3780 mm and 2795 mm
      Caterpillar track length on ground level 3365 mm and 2060 mm
      Length without blade 5600 mm and 3410 mm

      Operation

      Working weight 44410 kg and 9800 kg

      Motor

      Manufacturer Komatsu and Komatsu
      Model SA6D155-4A and 6D105-1

      Gear box

      Reverse gears number 4 and 4
      Transmission type TF and DD

      Carrier

      Standard shoe size 610 mm and 400 mm
      Caterpillar track pitch 260.4 mm and 175 mm
      Track width 2260 mm and 1540 mm

      Images

      Sizes

      1. Length with blade 8700 mm 1. Length with blade 4250 mm
      2. Width between caterpillar tracks 3020 mm 2. Width between caterpillar tracks 1940 mm
      3. Height to cab upper part 3780 mm 3. Height to cab upper part 2795 mm
      4. Caterpillar track length on ground level 3365 mm 4. Caterpillar track length on ground level 2060 mm
      5. Clearance 565 mm 5. Clearance 360 mm
      6. Length without blade 5600 mm 6. Length without blade 3410 mm

      Carrier

      7. Track width 2260 mm 7. Track width 1540 mm
      8. Standard shoe size 610 mm 8. Standard shoe size 400 mm