vs.

      Caterpillar 621G vs. Caterpillar 637D

      1 reasons to buy Caterpillar 621G:

      Gear box

      Maximum forward speed 51.5 km/h and 51 km/h 1 % more or 0.5 km/h

      7 reasons to buy Caterpillar 637D:

      Tractor engine

      Displacement 18 l. and 14.6 l. 19 % more or 3.4 l.
      Effective power 335.6 kW and 272 kW 19 % more or 63.6 kW

      Operation

      Fuel Capacity 1403 l. and 606 l. 57 % more or 797 l.

      Cup

      Brimmed volume 16.1 m3 and 12 m3 25 % more or 4.1 m3
      Maximum cutting depth 483 mm and 333 mm 31 % more or 150 mm
      Cut width 3490 mm and 3023 mm 13 % more or 467 mm
      Volume with top 23.7 m3 and 17 m3 28 % more or 6.7 m3

      Neutral reasons:

      Weight

      Total operating unloaded 33470 kg and 48160 kg
      Front axle unloaded 22760 kg and 29378 kg
      Rear axle unloaded 10710 kg and 18782 kg
      Total operating loaded 57420 kg and 82160 kg
      Loaded front axle 30433 kg and 41080 kg
      Loaded rear axle 26987 kg and 41080 kg

      Tractor engine

      Manufacturer Caterpillar and Caterpillar
      Model C15 ACERT and 3408

      Sizes

      Dimensional length 12917 mm and 14800 mm
      Overall width 3467 mm and 3960 mm
      Headroom 3705 mm and 4170 mm
      Wheelbase 7722 mm and 8740 mm

      Operation

      Tyre size 33.25-R29 and 33.25-35 38PR (E-3)

      Gear box

      Forward gears number 8 and 8

      Cup

      Nominal payload 23950 kg and 34000 kg

      Images

      Sizes

      3. Headroom 3705 mm 3. Headroom 4170 mm
      4. Wheelbase 7722 mm 4. Wheelbase 8740 mm
      1. Dimensional length 12917 mm 1. Dimensional length 14800 mm
      2. Overall width 3467 mm 2. Overall width 3960 mm