vs.

      Caterpillar D7R vs. Caterpillar D6R

      12 reasons to buy Caterpillar D7R:

      Standard blade

      Volume 5.2 m3 and 3.9 m3 25 % more or 1.3 m3
      Cut depth 527 mm and 473 mm 10 % more or 54 mm

      Sizes

      Clearance 414 mm and 383 mm 7 % more or 31 mm

      Operation

      Fuel Capacity 479 l. and 383 l. 20 % more or 96 l.
      Cooling system fluid volume 75 l. and 74 l. 1 % more or 1 l.
      Power unit fluid volume 182 l. and 155 l. 15 % more or 27 l.

      Motor

      Full power 184.2 kW and 133.5 kW 28 % more or 50.7 kW
      Effective power 171.5 kW and 123 kW 28 % more or 48.5 kW
      Power measured at 2100 rev / min and 1900 rev / min 10 % more or 200 rev

      Carrier

      Track shoes number per side 40 and 39 2 % more or 1
      Rolling bearings number on either side 7 and 6 14 % more or 1
      Contact with ground area 3.2 m2 and 2.9 m2 9 % more or 0.3 m2

      7 reasons to buy Caterpillar D6R:

      Operation

      Engine oil volume 27.5 l. and 27.3 l. 1 % more or 0.2 l.
      Hydraulic system fluid volume 76 l. and 54.1 l. 29 % more or 21.9 l.
      Final drive fluid volume 13.5 l. and 13 l. 4 % more or 0.5 l.

      Hydraulic system

      Pump bandwidth 190 l/min and 177 l/min 7 % more or 13 l/min

      Gear box

      Maximum forward speed 11.9 km/h and 10.9 km/h 8 % more or 1.0 km/h
      Maximum reverse gear 15.3 km/h and 13.8 km/h 10 % more or 1.5 km/h

      Carrier

      Specific ground pressure 61.6 kPa and 74.5 kPa 17 % less or 12.9 kPa

      Neutral reasons:

      Standard blade

      Width 3904 mm and 3360 mm
      Height 1363 mm and 1257 mm

      Sizes

      Length without blade 4736 mm and 3860 mm
      Length with blade 5817 mm and 4903 mm
      Width between caterpillar tracks 2869 mm and 2440 mm
      Height to cab upper part 3573 mm and 3195 mm
      Caterpillar track length on ground level 2878 mm and 2610 mm

      Operation

      Operating voltage 24 V and 24 V
      Generator current strength 70 amperes and 70 amperes
      Working weight 24584.7 kg and 18143.7 kg

      Motor

      Manufacturer Caterpillar and Caterpillar
      Model 3306T and 3306
      Displacement 10.5 l. and 10.5 l.
      Cylinders number 6 and 6
      Aspiration turbocharging and turbocharging

      Hydraulic system

      Type of pump piston pump and piston pump
      Overflow valve pressure 22794 kPa and 19305.3 kPa

      Gear box

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

      Carrier

      Track width 1981 mm and 1880 mm
      Standard shoe size 560 mm and 560 mm

      Images

      Sizes

      1. Length with blade 5817 mm 1. Length with blade 4903 mm
      2. Width between caterpillar tracks 2869 mm 2. Width between caterpillar tracks 2440 mm
      3. Height to cab upper part 3573 mm 3. Height to cab upper part 3195 mm
      4. Caterpillar track length on ground level 2878 mm 4. Caterpillar track length on ground level 2610 mm
      5. Clearance 414 mm 5. Clearance 383 mm
      6. Length without blade 4736 mm 6. Length without blade 3860 mm

      Carrier

      7. Track width 1981 mm 7. Track width 1880 mm
      8. Standard shoe size 560 mm 8. Standard shoe size 560 mm