Caterpillar D9N Crawler

Series: Other models

Wikimedia Commons · CC BY-SA 4.0 · Tinny186 · Dateiseite
The Caterpillar D9N belongs to the Caterpillar Crawler Tractor series. The engine delivers 375.1 hp (275.9 kW), with a displacement of 18,001.2 cm³. The unladen weight is 42,542 kg. Ground clearance is 506 mm. The tank holds 792.3 litres. The gearbox has 3 forward gears. There are also 3 reverse gears. The pump delivers 310 l/min. Working pressure is 186.2 bar. The engine fitted is the 3,408. The Caterpillar Crawler Tractor series covers 152 models. Rated output within it ranges from 48.7 to 948 hp; the D9N sits in the lower part of that range with 375.1 hp. Its immediate neighbours are the D8T WH LGP below it with 351.8 hp and the D9N WDA above it with 375.3 hp. 1091 Caterpillar models across 47 series are on record. The model is listed under Mining equipment. 13 verified figures from 1 source are on file.

Technical data

Engine

Engine model3,408correct
Power375.1 hp (275.9 kW)correct
Displacement18,001.2 cm³correct

Dimensions and weights

Ground clearance506correct
Unladen weight42,542 kgcorrect

Drivetrain and chassis

Gearbox typepowershift transmissioncorrect
Forward gears3correct
Reverse gears3correct

Working data

Pump flow310 l/mincorrect
Hydraulic pressure186.2correct
Fuel tank capacity792.3 lcorrect

Other data

Height3,910.6correct

Where this model stands

Power-to-weight ratio: 6.5 kW/t (276 kW / 42.5 t)

Stronger than 78% 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 Caterpillar D9N have?

The Caterpillar D9N delivers 375 hp.

How much does the Caterpillar D9N weigh?

The unladen weight is 42,542 kg.

What engine does the Caterpillar D9N have?

18,001 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 13 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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