vs.

      Caterpillar 633D vs. Caterpillar 639D

      3 reasons to buy Caterpillar 639D:

      Operation

      Fuel Capacity 1403 l. and 760 l. 46 % more or 643 l.

      Hoist

      Flights number 20 and 13 35 % more or 7

      Gear box

      Maximum forward speed 53 km/h and 48 km/h 9 % more or 5 km/h

      Neutral reasons:

      Weight

      Total operating loaded 81570 kg and 90200 kg
      Loaded front axle 43232.1 kg and 46002 kg
      Loaded rear axle 38337.9 kg and 44198 kg
      Total operating unloaded 47570 kg and 56200 kg
      Front axle unloaded 31871.9 kg and 33158 kg
      Rear axle unloaded 15698.1 kg and 23042 kg

      Tractor engine

      Full power 336 kW and 336 kW
      Displacement 18 l. and 18 l.
      Manufacturer Caterpillar and Caterpillar
      Model 3408 and 3408

      Sizes

      Dimensional length 14400 mm and 14530 mm
      Overall width 3960 mm and 3960 mm
      Headroom 4240 mm and 4420 mm
      Wheelbase 8890 mm and 8990 mm

      Operation

      Tyre size 33.25-35 38PR (E-3) and 37.25-35 42PR E-3

      Gear box

      Forward gears number 8 and 8

      Cup

      Nominal payload 34000 kg and 34000 kg
      Volume with top 26 m3 and 26 m3
      Maximum cutting depth 381 mm and 381 mm
      Cut width 3500 mm and 3500 mm

      Images

      Sizes

      1. Dimensional length 14400 mm 1. Dimensional length 14530 mm
      2. Overall width 3960 mm 2. Overall width 3960 mm
      3. Headroom 4240 mm 3. Headroom 4420 mm
      4. Wheelbase 8890 mm 4. Wheelbase 8990 mm