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Caterpillar 639D

Series: Caterpillar Elevating Motor Scraper

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The Caterpillar 639D belongs to the Caterpillar Elevating Motor Scraper series. The engine delivers 456.8 hp (336 kW), with a displacement of 18,001.2 cm³. The wheelbase measures 8,991.6 mm. The tank holds 1,403.3 litres. The gearbox has 8 forward gears. Tyre size: 37,25-35 42PR E-3. The Caterpillar Elevating Motor Scraper series covers 10 models. Rated output within it ranges from 177.4 to 456.8 hp; the 639D sits at the top of that range with 456.8 hp. Its immediate neighbours are the 623G below it with 399.5 hp. 1091 Caterpillar models across 47 series are on record. The model is listed under Mining equipment. 9 verified figures from 1 source are on file.

Technical data

Engine

Power456.8 hp (336 kW)correct
Displacement18,001.2 cm³correct

Dimensions and weights

Length14,532.9correct
Width3,962.4correct
Height4,420 mmcorrect
Wheelbase8,991.6correct

Drivetrain and chassis

Forward gears8correct
Tyre size37.25-35 42PR E-3correct

Working data

Fuel tank capacity1,403.3 lcorrect

Frequently asked questions

How much power does the Caterpillar 639D have?

The Caterpillar 639D delivers 457 hp.

What engine does the Caterpillar 639D have?

18,001 cm³ displacement.

What are the dimensions of the Caterpillar 639D?

14,533 mm × 3,962 mm × 4,420 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.
  • 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 10 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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