vs.

      Caterpillar 651E vs. Caterpillar 621B

      7 reasons to buy Caterpillar 651E:

      Tractor engine

      Displacement 27 l. and 14.6 l. 46 % more or 12.4 l.

      Operation

      Fuel Capacity 985 l. and 511 l. 48 % more or 474 l.

      Gear box

      Maximum forward speed 50 km/h and 48 km/h 4 % more or 2 km/h

      Cup

      Volume with top 33.6 m3 and 15.3 m3 54 % more or 18.3 m3
      Brimmed volume 24.5 m3 and 10.7 m3 56 % more or 13.8 m3
      Maximum cutting depth 660 mm and 340 mm 48 % more or 320 mm
      Cut width 3850 mm and 3020 mm 22 % more or 830 mm

      Neutral reasons:

      Weight

      Rear axle unloaded 20723 kg and 9061.5 kg
      Total operating loaded 108150 kg and 51975 kg
      Loaded front axle 57320 kg and 28586 kg
      Loaded rear axle 50830 kg and 23389 kg
      Total operating unloaded 60950 kg and 30205 kg
      Front axle unloaded 40227 kg and 21143 kg

      Tractor engine

      Manufacturer Caterpillar and Caterpillar
      Model 3412 and 3406

      Sizes

      Headroom 4710 mm and 3630 mm
      Wheelbase 9920 mm and 7720 mm
      Dimensional length 16140 mm and 12700 mm
      Overall width 4350 mm and 3450 mm

      Operation

      Tyre size 37.5R39 Radial (E-3) and 29.5-29 28PR (E-3)

      Gear box

      Forward gears number 8 and 8

      Cup

      Nominal payload 47200 kg and 21770 kg

      Images

      Sizes

      1. Dimensional length 16140 mm 1. Dimensional length 12700 mm
      2. Overall width 4350 mm 2. Overall width 3450 mm
      3. Headroom 4710 mm 3. Headroom 3630 mm
      4. Wheelbase 9920 mm 4. Wheelbase 7720 mm