Caterpillar 775E

Series: Caterpillar Rock Truck

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With the 775E, Caterpillar offers a model from the Caterpillar Rock Truck series. The engine delivers 770.5 hp (544.4 kW), has 12 cylinders, with a displacement of 27,022.3 cm³. Torque is 3,447 Nm. Rated speed is 2,000 rpm. The machine is 9,208 mm long. The wheelbase measures 4,191 mm. Ground clearance is 679.7 mm. Top speed is 65.8 km/h. The tank holds 700.3 litres. The hydraulic tank holds 132.5 litres. The cooling system holds 151.4 litres. The oil fill is 68.1 litres. The engine fitted is the Cat 3412E. Tyre size: 24,00-R35 (E4). The Caterpillar Rock Truck series covers 29 models. Rated output within it ranges from 480.6 to 3,599.2 hp; the 775E sits at the bottom of that range with 770.5 hp. Its immediate neighbours are the 773F below it with 750.3 hp and the 775F above it with 797.9 hp. 1091 Caterpillar models across 47 series are on record. The model is listed under Mining equipment. 17 verified figures from 1 source are on file.

Technical data

Engine

Engine modelCat 3412Ecorrect
Power770.5 hp (544.4 kW)correct
Rated speed2,000 rpmcorrect
Torque3,447correct
Cylinders12correct
Displacement27,022.3 cm³correct
Coolant capacity151.4 lcorrect
Engine oil capacity68.1 lcorrect

Dimensions and weights

Length9,208correct
Width4,459.2correct
Wheelbase4,191correct
Ground clearance679.7correct

Drivetrain and chassis

Tyre size24.00-R35 (E4)correct
Top speed65.8 km/hcorrect

Working data

Hydraulic oil capacity132.5 lcorrect
Fuel tank capacity700.3 lcorrect

Frequently asked questions

How much power does the Caterpillar 775E have?

The Caterpillar 775E delivers 770 hp.

What engine does the Caterpillar 775E have?

12 cylinders, 27,022 cm³ displacement.

How fast does the Caterpillar 775E go?

Top speed is 65.8 km/h.

What are the dimensions of the Caterpillar 775E?

9,208 mm × 4,459 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 17 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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