vs.

      Caterpillar 637D vs. Caterpillar 623B

      8 reasons to buy Caterpillar 637D:

      Tractor engine

      Effective power 335.6 kW and 246.1 kW 27 % more or 89.5 kW
      Power measured at 2000 rev / min and 1900 rev / min 5 % more or 100 rev
      Displacement 18 l. and 14.6 l. 19 % more or 3.4 l.

      Operation

      Fuel Capacity 1403 l. and 511 l. 64 % more or 892 l.

      Gear box

      Maximum forward speed 51 km/h and 48.3 km/h 5 % more or 2.7 km/h

      Cup

      Volume with top 23.7 m3 and 16.8 m3 29 % more or 6.9 m3
      Maximum cutting depth 483 mm and 330 mm 32 % more or 153 mm
      Cut width 3490 mm and 3150 mm 10 % more or 340 mm

      Neutral reasons:

      Weight

      Total operating unloaded 48160 kg and 32280 kg

      Tractor engine

      Model 3408 and 3406

      Sizes

      Wheelbase 8740 mm and 7975 mm
      Headroom 4170 mm and 3810 mm
      Dimensional length 14800 mm and 12520 mm
      Overall width 3960 mm and 3555 mm

      Operation

      Tyre size 33.25-35 38PR (E-3) and 29.5x29 28PR

      Images

      Sizes

      1. Dimensional length 14800 mm 1. Dimensional length 12520 mm
      2. Overall width 3960 mm 2. Overall width 3555 mm
      3. Headroom 4170 mm 3. Headroom 3810 mm
      4. Wheelbase 8740 mm 4. Wheelbase 7975 mm