vs.

      Komatsu D21A-7 vs. Komatsu D20P-7A

      2 reasons to buy Komatsu D20P-7A:

      Sizes

      Clearance 355 mm and 295 mm 17 % more or 60 mm

      Gear box

      Forward gears number 3 and 2 33 % more or 1

      Neutral reasons:

      Standard blade

      Width 2170 mm and 2560 mm
      Height 590 mm and 590 mm

      Sizes

      Length with blade 3400 mm and 3385 mm
      Width between caterpillar tracks 1610 mm and 2000 mm
      Height to cab upper part 2475 mm and 2500 mm
      Caterpillar track length on ground level 1685 mm and 1685 mm
      Length without blade 2560 mm and 2560 mm

      Operation

      Working weight 3600 kg and 3940 kg

      Motor

      Model 4D95S and 4D95S
      Full power 29.8 kW and 29.8 kW
      Power measured at 2450 rev / min and 2450 rev / min
      Displacement 2.7 l. and 2.7 l.
      Cylinders number 4 and 4
      Manufacturer Komatsu and Komatsu

      Gear box

      Transmission type HS and DD
      Reverse gears number 2 and 2

      Carrier

      Standard shoe size 300 mm and 510 mm
      Rolling bearings number on either side 5 and 5
      Caterpillar track pitch 135 mm and 135 mm
      Track width 1310 mm and 1490 mm

      Images

      Sizes

      1. Length with blade 3400 mm 1. Length with blade 3385 mm
      2. Width between caterpillar tracks 1610 mm 2. Width between caterpillar tracks 2000 mm
      3. Height to cab upper part 2475 mm 3. Height to cab upper part 2500 mm
      4. Caterpillar track length on ground level 1685 mm 4. Caterpillar track length on ground level 1685 mm
      5. Clearance 295 mm 5. Clearance 355 mm
      6. Length without blade 2560 mm 6. Length without blade 2560 mm

      Carrier

      7. Track width 1310 mm 7. Track width 1490 mm
      8. Standard shoe size 300 mm 8. Standard shoe size 510 mm