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Komatsu D155A-1 Crawler

Series: Other models

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With the D155A-1, Komatsu offers a model from the Komatsu Crawler Tractor series. The engine delivers 324.4 hp (238.6 kW), with a displacement of 19,254.8 cm³. The unladen weight is 26,920.7 kg. The tank holds 600.4 litres. The gearbox has 3 forward gears. There are also 3 reverse gears. The cooling system holds 165 litres. The engine fitted is the S6D155-4. The Komatsu Crawler Tractor series covers 265 models. Rated output within it ranges from 35.5 to 4,126.5 hp; the D155A-1 sits at the bottom of that range with 324.4 hp. Its immediate neighbours are the WF550T-3 below it with 319.6 hp and the D155AX-6 above it with 365 hp. 1159 Komatsu models across 39 series are on record. The model is listed under Mining equipment. 11 verified figures from 1 source are on file.

Technical data

Engine

Engine modelS6D155-4correct
Power324.4 hp (238.6 kW)correct
Displacement19,254.8 cm³correct
Aspirationturbochargedcorrect
Coolant capacity165 lcorrect

Dimensions and weights

Unladen weight26,920.7 kgcorrect

Drivetrain and chassis

Gearbox typeplanetary gearcorrect
Forward gears3correct
Reverse gears3correct

Working data

Fuel tank capacity600.4 lcorrect

Where this model stands

Power-to-weight ratio: 8.9 kW/t (239 kW / 26.9 t)

Stronger than 73% of the mining equipment in the register — out of 945 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the Komatsu D155A-1 have?

The Komatsu D155A-1 delivers 324 hp.

How much does the Komatsu D155A-1 weigh?

The unladen weight is 26,921 kg.

What engine does the Komatsu D155A-1 have?

19,255 cm³ displacement.

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.
  • Check the weights in the papers against the figures here — attachments change them.
  • 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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