Caterpillar 771D

Series: Caterpillar Rock Truck

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The Caterpillar Rock Truck series from Caterpillar includes the 771D. The engine delivers 517.1 hp (361.7 kW), with a displacement of 18,001.2 cm³. The wheelbase measures 3,715.5 mm. Ground clearance is 600.5 mm. Top speed is 57.1 km/h. The tank holds 530.3 litres. The engine fitted is the 3408ETA. Tyre size: 18R33 (E-4). The Caterpillar Rock Truck series covers 29 models. Rated output within it ranges from 480.6 to 3,599.2 hp; the 771D sits at the bottom of that range with 517.1 hp. Its immediate neighbours are the 769C below it with 480.6 hp and the 770 above it with 518.1 hp. 1091 Caterpillar models across 47 series are on record. The model is listed under Mining equipment. 11 verified figures from 1 source are on file.

Technical data

Engine

Engine model3408ETAcorrect
Power517.1 hp (361.7 kW)correct
Displacement18,001.2 cm³correct

Dimensions and weights

Length8,202.2correct
Width3,660.6correct
Wheelbase3,715.5correct
Ground clearance600.5correct

Drivetrain and chassis

Tyre size18R33 (E-4)correct
Top speed57.1 km/hcorrect

Working data

Fuel tank capacity530.3 lcorrect

Frequently asked questions

How much power does the Caterpillar 771D have?

The Caterpillar 771D delivers 517 hp.

What engine does the Caterpillar 771D have?

18,001 cm³ displacement.

How fast does the Caterpillar 771D go?

Top speed is 57.1 km/h.

What are the dimensions of the Caterpillar 771D?

8,202 mm × 3,661 mm.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Load the hydraulics and watch for sag.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 11 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

Sources: [1]

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