vs.

      Caterpillar 637D vs. Caterpillar 651B

      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

      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

      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
      Volume with top 33.6 m3 and 23.7 m3 29 % more or 9.9 m3

      Neutral reasons:

      Weight

      Total operating unloaded 48160 kg and 57560.9 kg

      Tractor engine

      Model 3408 and D346

      Sizes

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

      Operation

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

      Images

      Sizes

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