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Caterpillar 785C

Series: Caterpillar Rock Truck

Source: https://www.lectura-specs.com/en/model/construction-machiner

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The Caterpillar 785C belongs to the Caterpillar Rock Truck series. The engine delivers 1,471.1 hp (1,005.2 kW), has 16 cylinders, with a displacement of 51,750.3 cm³. Rated speed is 1,750 rpm. The machine is 11,049 mm long. The wheelbase measures 5,181.6 mm. Ground clearance is 987.6 mm. Top speed is 54.7 km/h. The tank holds 1,892.7 litres. The hydraulic tank holds 641.2 litres. The cooling system holds 378.5 litres. The oil fill is 90.8 litres. The electrical system runs on 24 V. The engine fitted is the Cat 3512B-EUI. Tyre size: 33,00-R51 tires. The Caterpillar Rock Truck series covers 29 models. Rated output within it ranges from 480.6 to 3,599.2 hp; the 785C sits in the lower part of that range with 1,471.1 hp. Its immediate neighbours are the 785D below it with 1,470.1 hp and the 789 above it with 1,825 hp. 1091 Caterpillar models across 47 series are on record. The model is listed under Mining equipment. 18 verified figures from 1 source are on file.

Technical data

Engine

Engine modelCat 3512B-EUIcorrect
Power1,471.1 hp (1,005.2 kW)correct
Rated speed1,750 rpmcorrect
Cylinders16correct
Displacement51,750.3 cm³correct
Aspirationturbochargedcorrect
Coolant capacity378.5 lcorrect
Engine oil capacity90.8 lcorrect

Dimensions and weights

Length11,049correct
Wheelbase5,181.6correct
Ground clearance987.6correct

Drivetrain and chassis

Gearbox typeSix-speed planetarycorrect
Tyre size33.00-R51 tirescorrect
Top speed54.7 km/hcorrect
System voltage24 Vcorrect

Working data

Hydraulic oil capacity641.2 lcorrect
Fuel tank capacity1,892.7 lcorrect

Frequently asked questions

How much power does the Caterpillar 785C have?

The Caterpillar 785C delivers 1,471 hp.

What engine does the Caterpillar 785C have?

16 cylinders, 51,750 cm³ displacement.

How fast does the Caterpillar 785C go?

Top speed is 54.7 km/h.

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 18 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

170

69D

69D Ejector

73D

769C

769D

770

771D

772

773

773B

773E

Sources: [1]

Dump truck in 3D section

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