vs.

      Caterpillar 637D vs. Caterpillar 657G

      1 reasons to buy Caterpillar 637D:

      Cup

      Maximum cutting depth 483 mm and 425 mm 12 % more or 58 mm

      9 reasons to buy Caterpillar 657G:

      Tractor engine

      Effective power 447 kW and 335.6 kW 25 % more or 111.4 kW
      Displacement 18.1 l. and 18 l. 1 % more or 0.1 l.

      Road scraper engine

      Effective power 337 kW and 190.2 kW 44 % more or 146.8 kW
      Displacement 15.2 l. and 10.5 l. 31 % more or 4.7 l.

      Operation

      Fuel Capacity 1597 l. and 1403 l. 12 % more or 194 l.

      Gear box

      Maximum forward speed 55.7 km/h and 51 km/h 8 % more or 4.7 km/h

      Cup

      Brimmed volume 24.5 m3 and 16.1 m3 34 % more or 8.4 m3
      Cut width 3846 mm and 3490 mm 9 % more or 356 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 67774 kg
      Front axle unloaded 29378 kg and 40665 kg
      Rear axle unloaded 18782 kg and 27110 kg
      Total operating loaded 82160 kg and 114949 kg
      Loaded front axle 41080 kg and 58624 kg
      Loaded rear axle 41080 kg and 56325 kg

      Tractor engine

      Manufacturer Caterpillar and Caterpillar
      Model 3408 and C18 ACERT

      Sizes

      Dimensional length 14800 mm and 16164 mm
      Overall width 3960 mm and 4344 mm
      Headroom 4170 mm and 4710 mm
      Wheelbase 8740 mm and 9956 mm

      Road scraper engine

      Manufacturer Caterpillar and Caterpillar
      Model 3306 and C15 ACERT

      Operation

      Tyre size 33.25-35 38PR (E-3) and 40.5/75 R39

      Gear box

      Forward gears number 8 and 8

      Cup

      Nominal payload 34000 kg and 47200 kg

      Images

      Sizes

      1. Dimensional length 14800 mm 1. Dimensional length 16164 mm
      2. Overall width 3960 mm 2. Overall width 4344 mm
      3. Headroom 4170 mm 3. Headroom 4710 mm
      4. Wheelbase 8740 mm 4. Wheelbase 9956 mm