vs.

      Komatsu D21A-7 vs. Case 850H LT

      1 reasons to buy Komatsu D21A-7:

      Motor

      Power measured at 2450 rev / min and 2200 rev / min 10 % more or 250 rev

      7 reasons to buy Case 850H LT:

      Sizes

      Clearance 404 mm and 295 mm 27 % more or 109 mm

      Motor

      Cylinders number 6 and 4 33 % more or 2
      Full power 72.3 kW and 29.8 kW 59 % more or 42.5 kW
      Displacement 5.9 l. and 2.7 l. 54 % more or 3.2 l.

      Gear box

      Forward gears number 4 and 2 50 % more or 2
      Reverse gears number 4 and 2 50 % more or 2

      Carrier

      Rolling bearings number on either side 6 and 5 17 % more or 1

      Neutral reasons:

      Standard blade

      Width 2170 mm and 2640 mm
      Height 590 mm and 914 mm

      Sizes

      Length with blade 3400 mm and 4270 mm
      Width between caterpillar tracks 1610 mm and 1980 mm
      Height to cab upper part 2475 mm and 2890 mm
      Caterpillar track length on ground level 1685 mm and 2240 mm

      Operation

      Working weight 3600 kg and 7946.5 kg

      Motor

      Manufacturer Komatsu and Case
      Model 4D95S and 6T-590

      Gear box

      Transmission type HS and Case full mesh modulated

      Carrier

      Caterpillar track pitch 135 mm and 171 mm
      Track width 1310 mm and 1500 mm
      Standard shoe size 300 mm and 457.2 mm

      Images

      Sizes

      1. Length with blade 3400 mm 1. Length with blade 4270 mm
      2. Width between caterpillar tracks 1610 mm 2. Width between caterpillar tracks 1980 mm
      3. Height to cab upper part 2475 mm 3. Height to cab upper part 2890 mm
      4. Caterpillar track length on ground level 1685 mm 4. Caterpillar track length on ground level 2240 mm
      5. Clearance 295 mm 5. Clearance 404 mm

      Carrier

      7. Track width 1310 mm 7. Track width 1500 mm
      8. Standard shoe size 300 mm 8. Standard shoe size 457.2 mm