vs.

      Komatsu D51EX-22 vs. John Deere 550J LT

      16 reasons to buy Komatsu D51EX-22:

      Standard blade

      Volume 2.7 m3 and 1.6 m3 41 % more or 1.1 m3
      Blade angle in both directions 28.5 degrees and 22.2 degrees 22 % more or 6.3 degrees

      Sizes

      Clearance 390 mm and 345 mm 12 % more or 45 mm

      Operation

      Fuel Capacity 270 l. and 178 l. 34 % more or 92 l.
      Cooling system fluid volume 35 l. and 16 l. 54 % more or 19 l.
      Engine oil volume 20 l. and 14 l. 30 % more or 6 l.
      Hydraulic system fluid volume 63 l. and 32.2 l. 49 % more or 30.8 l.

      Motor

      Cylinders number 6 and 4 33 % more or 2
      Effective power 97 kW and 60 kW 38 % more or 37 kW
      Displacement 6.7 l. and 4.5 l. 33 % more or 2.2 l.

      Hydraulic system

      Pump bandwidth 99 l/min and 56.8 l/min 43 % more or 42.2 l/min

      Gear box

      Maximum forward speed 9 km/h and 8 km/h 11 % more or 1 km/h
      Maximum reverse gear 9 km/h and 8 km/h 11 % more or 1 km/h

      Carrier

      Contact with ground area 2.8 m2 and 2 m2 29 % more or 0.8 m2
      Track shoes number per side 44 and 40 9 % more or 4
      Rolling bearings number on either side 7 and 6 14 % more or 1

      4 reasons to buy John Deere 550J LT:

      Standard blade

      Cut depth 523 mm and 456 mm 13 % more or 67 mm

      Operation

      Final drive fluid volume 6.6 l. and 4 l. 39 % more or 2.6 l.
      Generator current strength 65 amperes and 60 amperes 8 % more or 5 amperes

      Carrier

      Specific ground pressure 37.9 kPa and 44.2 kPa 14 % less or 6.3 kPa

      Neutral reasons:

      Standard blade

      Width 3045 mm and 2667 mm
      Height 1110 mm and 826 mm

      Sizes

      Caterpillar track length on ground level 2736 mm and 2184 mm
      Length with blade 4800 mm and 4040 mm
      Width between caterpillar tracks 2300 mm and 2006 mm
      Height to cab upper part 3002 mm and 2743 mm

      Operation

      Working weight 12600 kg and 7717 kg
      Operating voltage 24 V and 12 V

      Motor

      Aspiration Turbocharged engine with subsequent cooling of charging air by oncoming air flow and Turbocharging with atmospheric pressure compensation
      Manufacturer Komatsu and John Deere
      Model SAA6D107E-1 and 4045T
      Power measured at 2200 rev / min and 2200 rev / min

      Hydraulic system

      Type of pump piston-type hydraulic pump and gear type pump
      Overflow valve pressure 27461.8 kPa and 20684.3 kPa

      Gear box

      Transmission type dual path hydrostatic transmission and Hydro-Static Transmission

      Carrier

      Standard shoe size 510 mm and 457 mm
      Track width 1790 mm and 1550 mm

      Images

      Sizes

      1. Length with blade 4800 mm 1. Length with blade 4040 mm
      2. Width between caterpillar tracks 2300 mm 2. Width between caterpillar tracks 2006 mm
      3. Height to cab upper part 3002 mm 3. Height to cab upper part 2743 mm
      4. Caterpillar track length on ground level 2736 mm 4. Caterpillar track length on ground level 2184 mm
      5. Clearance 390 mm 5. Clearance 345 mm

      Carrier

      7. Track width 1790 mm 7. Track width 1550 mm
      8. Standard shoe size 510 mm 8. Standard shoe size 457 mm