vs.

      Caterpillar 773B vs. Caterpillar 770

      13 reasons to buy Caterpillar 773B:

      Weight

      Unloaded rear weight distribution 52.7 % and 52 % 1 % more or 0.7 %
      Loaded rear weight distribution 66.7 % and 66 % 1 % more or 0.7 %

      Sizes

      Unloading ground clearance 566 mm and 498 mm 12 % more or 68 mm

      Operation

      Cooling system fluid volume 151 l. and 114 l. 25 % more or 37 l.
      Engine oil volume 68 l. and 15 l. 78 % more or 53 l.
      Steering system fluid volume 81 l. and 56 l. 31 % more or 25 l.
      Fuel Capacity 700 l. and 530 l. 24 % more or 170 l.

      Motor

      Power measured at 2000 rev / min and 1800 rev / min 10 % more or 200 rev
      Displacement 27 l. and 15.2 l. 44 % more or 11.8 l.
      Full power 509 kW and 381 kW 25 % more or 128 kW
      Effective power 485 kW and 355 kW 27 % more or 130 kW

      Dump

      Brimmed lifting capacity 26 m3 and 17.1 m3 34 % more or 8.9 m3
      Lifting capacity with top 34.1 m3 and 25.1 m3 26 % more or 9.0 m3

      7 reasons to buy Caterpillar 770:

      Weight

      Unloaded front weight distribution 48 % and 47.3 % 1 % more or 0.7 %
      Loaded front weight distribution 34 % and 33.3 % 2 % more or 0.7 %

      Sizes

      Clearance 680 mm and 591 mm 13 % more or 89 mm

      Operation

      Differential/final drive fluid volume 159 l. and 155 l. 3 % more or 4 l.

      Gear box

      Maximum speed 74.8 km/h and 57.3 km/h 23 % more or 17.5 km/h

      Dump

      Lifting time 9.5 sec and 11.4 sec 17 % less or 1.9 sec
      Lowering time 12.5 sec and 14.2 sec 12 % less or 1.7 sec

      Neutral reasons:

      Weight

      Weight without load 39396 kg and 34242 kg
      Laden weight 92534 kg and 71214 kg

      Sizes

      Wheelbase 4190 mm and 3960 mm
      Unloading height 8660 mm and 8280 mm
      Dimensional length 9270 mm and 8172 mm
      Overall width 4700 mm and 4751 mm
      Headroom 4230 mm and 3120 mm

      Operation

      Tyre size 21.00-35 32PR (E-3) and 18.00R33(E4)

      Motor

      Manufacturer Caterpillar and Caterpillar
      Aspiration turbocharging and cooling at the outlet and turbocharging
      Model 3412 and C15 ACERT

      Gear box

      Forward gears number 7 and 7
      Reverse gears number 1 and 1

      Dump

      Discharge angle 54.5 degrees and 47.5 degrees
      Nominal payload 53977.5 kg and 36287.4 kg

      Images

      Sizes

      1. Dimensional length 9270 mm 1. Dimensional length 8172 mm
      2. Overall width 4700 mm 2. Overall width 4751 mm
      3. Headroom 4230 mm 3. Headroom 3120 mm
      4. Wheelbase 4190 mm 4. Wheelbase 3960 mm
      5. Clearance 591 mm 5. Clearance 680 mm
      6. Unloading height 8660 mm 6. Unloading height 8280 mm
      7. Unloading ground clearance 566 mm 7. Unloading ground clearance 498 mm

      Dump

      8. Discharge angle 54.5 degrees 8. Discharge angle 47.5 degrees