vs.

      Caterpillar 639D vs. Caterpillar 633D

      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

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

      Tractor engine

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

      Sizes

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

      Operation

      Tyre size 37.25-35 42PR E-3 and 33.25-35 38PR (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 14530 mm 1. Dimensional length 14400 mm
      2. Overall width 3960 mm 2. Overall width 3960 mm
      3. Headroom 4420 mm 3. Headroom 4240 mm
      4. Wheelbase 8990 mm 4. Wheelbase 8890 mm