vs.

      Komatsu D20PLL-7E vs. Komatsu D21A-7

      4 reasons to buy Komatsu D20PLL-7E:

      Sizes

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

      Motor

      Displacement 2.8 l. and 2.7 l. 4 % more or 0.1 l.

      Gear box

      Forward gears number 3 and 2 33 % more or 1

      Carrier

      Rolling bearings number on either side 7 and 5 29 % more or 2

      Neutral reasons:

      Standard blade

      Height 500 mm and 590 mm
      Width 3200 mm and 2170 mm

      Sizes

      Length without blade 2930 mm and 2560 mm
      Length with blade 3645 mm and 3400 mm
      Width between caterpillar tracks 2890 mm and 1610 mm
      Height to cab upper part 2500 mm and 2475 mm
      Caterpillar track length on ground level 2085 mm and 1685 mm

      Operation

      Working weight 4710 kg and 3600 kg

      Motor

      Manufacturer Komatsu and Komatsu
      Model 4D94E and 4D95S
      Full power 29.8 kW and 29.8 kW
      Power measured at 2450 rev / min and 2450 rev / min
      Cylinders number 4 and 4

      Gear box

      Transmission type DD and HS
      Reverse gears number 2 and 2

      Carrier

      Standard shoe size 1050 mm and 300 mm
      Caterpillar track pitch 135 mm and 135 mm
      Track width 1840 mm and 1310 mm

      Images

      Sizes

      5. Clearance 355 mm 5. Clearance 295 mm
      6. Length without blade 2930 mm 6. Length without blade 2560 mm
      1. Length with blade 3645 mm 1. Length with blade 3400 mm
      2. Width between caterpillar tracks 2890 mm 2. Width between caterpillar tracks 1610 mm
      3. Height to cab upper part 2500 mm 3. Height to cab upper part 2475 mm
      4. Caterpillar track length on ground level 2085 mm 4. Caterpillar track length on ground level 1685 mm

      Carrier

      7. Track width 1840 mm 7. Track width 1310 mm
      8. Standard shoe size 1050 mm 8. Standard shoe size 300 mm