vs.

      Caterpillar D4H serie II vs. Caterpillar D7H

      2 reasons to buy Caterpillar D4H serie II:

      Motor

      Power measured at 2200 rev / min and 2100 rev / min 5 % more or 100 rev

      Carrier

      Specific ground pressure 49.2 kPa and 76.2 kPa 35 % less or 27.0 kPa

      16 reasons to buy Caterpillar D7H:

      Standard blade

      Volume 4.5 m3 and 1.9 m3 58 % more or 2.6 m3
      Cut depth 498 mm and 414 mm 17 % more or 84 mm

      Sizes

      Clearance 403.5 mm and 376 mm 7 % more or 27.5 mm

      Operation

      Cooling system fluid volume 52.4 l. and 27 l. 48 % more or 25.4 l.
      Hydraulic system fluid volume 115 l. and 67.3 l. 41 % more or 47.7 l.
      Final drive fluid volume 9.6 l. and 6 l. 37 % more or 3.6 l.
      Fuel Capacity 488 l. and 167 l. 66 % more or 321 l.

      Motor

      Full power 172.3 kW and 73.8 kW 57 % more or 98.5 kW
      Effective power 160.3 kW and 70.8 kW 56 % more or 89.5 kW
      Displacement 10.5 l. and 5.2 l. 50 % more or 5.3 l.
      Cylinders number 6 and 4 33 % more or 2

      Hydraulic system

      Pump bandwidth 175 l/min and 94.6 l/min 46 % more or 80.4 l/min

      Gear box

      Maximum forward speed 11.9 km/h and 10.2 km/h 14 % more or 1.7 km/h
      Maximum reverse gear 14.3 km/h and 12.2 km/h 15 % more or 2.1 km/h

      Carrier

      Contact with ground area 2.9 m2 and 2 m2 31 % more or 0.9 m2
      Track shoes number per side 40 and 39 2 % more or 1

      Neutral reasons:

      Standard blade

      Width 2584 mm and 3813 mm
      Height 965 mm and 1276 mm

      Sizes

      Length with blade 4260 mm and 5559 mm
      Height to cab upper part 2986 mm and 3336 mm
      Caterpillar track length on ground level 2230 mm and 2896 mm
      Length without blade 3420 mm and 4619 mm

      Operation

      Working weight 10250 kg and 23647.6 kg

      Motor

      Model 3204 and 3306
      Manufacturer Caterpillar and Caterpillar
      Aspiration turbocharging and turbocharging

      Hydraulic system

      Overflow valve pressure 18615.8 kPa and 22752.7 kPa

      Gear box

      Transmission type planetary powershift transmission and planetary powershift transmission
      Forward gears number 3 and 3
      Reverse gears number 3 and 3

      Carrier

      Standard shoe size 460 mm and 510 mm
      Rolling bearings number on either side 7 and 7
      Track width 1680 mm and 1981 mm

      Images

      Sizes

      3. Height to cab upper part 2986 mm 3. Height to cab upper part 3336 mm
      4. Caterpillar track length on ground level 2230 mm 4. Caterpillar track length on ground level 2896 mm
      5. Clearance 376 mm 5. Clearance 403.5 mm
      6. Length without blade 3420 mm 6. Length without blade 4619 mm
      1. Length with blade 4260 mm 1. Length with blade 5559 mm

      Carrier

      7. Track width 1680 mm 7. Track width 1981 mm
      8. Standard shoe size 460 mm 8. Standard shoe size 510 mm