vs.

      Caterpillar 651B vs. Caterpillar 637D

      6 reasons to buy Caterpillar 651B:

      Tractor engine

      Effective power 410.1 kW and 335.6 kW 18 % more or 74.5 kW
      Displacement 19.5 l. and 18 l. 8 % more or 1.5 l.

      Gear box

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

      Cup

      Volume with top 33.6 m3 and 23.7 m3 29 % more or 9.9 m3
      Brimmed volume 24.5 m3 and 16.1 m3 34 % more or 8.4 m3
      Cut width 3633.2 mm and 3490 mm 4 % more or 143.2 mm

      3 reasons to buy Caterpillar 637D:

      Tractor engine

      Power measured at 2000 rev / min and 1900 rev / min 5 % more or 100 rev

      Operation

      Fuel Capacity 1403 l. and 1059.9 l. 24 % more or 343.1 l.

      Cup

      Maximum cutting depth 483 mm and 406.4 mm 16 % more or 76.6 mm

      Neutral reasons:

      Weight

      Total operating unloaded 57560.9 kg and 48160 kg

      Tractor engine

      Model D346 and 3408

      Sizes

      Overall width 4320 mm and 3960 mm
      Headroom 4291.6 mm and 4170 mm
      Wheelbase 9729.2 mm and 8740 mm
      Dimensional length 15340 mm and 14800 mm

      Operation

      Tyre size 37.5x39,36PR and 33.25-35 38PR (E-3)

      Images

      Sizes

      1. Dimensional length 15340 mm 1. Dimensional length 14800 mm
      2. Overall width 4320 mm 2. Overall width 3960 mm
      3. Headroom 4291.6 mm 3. Headroom 4170 mm
      4. Wheelbase 9729.2 mm 4. Wheelbase 8740 mm