vs.

      Komatsu D20P-5a vs. Komatsu D21PG-7A

      3 reasons to buy Komatsu D20P-5a:

      Sizes

      Clearance 375 mm and 365 mm 3 % more or 10 mm

      Motor

      Displacement 2.9 l. and 2.7 l. 7 % more or 0.2 l.

      Gear box

      Forward gears number 3 and 2 33 % more or 1

      1 reasons to buy Komatsu D21PG-7A:

      Motor

      Full power 29.8 kW and 29.1 kW 2 % more or 0.7 kW

      Neutral reasons:

      Standard blade

      Width 2560 mm and 2560 mm
      Height 590 mm and 590 mm

      Sizes

      Caterpillar track length on ground level 1685 mm and 1685 mm
      Length with blade 3385 mm and 3385 mm
      Width between caterpillar tracks 2000 mm and 1990 mm
      Height to cab upper part 2180 mm and 2510 mm

      Operation

      Working weight 3910 kg and 4030 kg

      Motor

      Cylinders number 4 and 4
      Manufacturer Komatsu and Komatsu
      Model 4D92-2N and 4D95S
      Power measured at 2450 rev / min and 2450 rev / min

      Gear box

      Transmission type DD and HS
      Reverse gears number 2 and 2

      Carrier

      Standard shoe size 510 mm and 500 mm
      Rolling bearings number on either side 5 and 5
      Caterpillar track pitch 135 mm and 146.5 mm
      Track width 1490 mm and 1490 mm

      Images

      Sizes

      1. Length with blade 3385 mm 1. Length with blade 3385 mm
      2. Width between caterpillar tracks 2000 mm 2. Width between caterpillar tracks 1990 mm
      3. Height to cab upper part 2180 mm 3. Height to cab upper part 2510 mm
      4. Caterpillar track length on ground level 1685 mm 4. Caterpillar track length on ground level 1685 mm
      5. Clearance 375 mm 5. Clearance 365 mm

      Carrier

      7. Track width 1490 mm 7. Track width 1490 mm
      8. Standard shoe size 510 mm 8. Standard shoe size 500 mm