Caterpillar D9R Crawler

Series: Other models

With the D9R, Caterpillar offers a model from the Caterpillar Crawler Tractor series. The engine delivers 415.7 hp (305.7 kW), has 8 cylinders, with a displacement of 18,001.2 cm³. Rated speed is 1,900 rpm. The unladen weight is 49,567 kg. Ground clearance is 591.3 mm. The tank holds 817.6 litres. The gearbox has 3 forward gears. There are also 3 reverse gears. The oil fill is 45.4 litres. The electrical system runs on 24 V. The engine fitted is the 3408ETA. The Caterpillar Crawler Tractor series covers 152 models. Rated output within it ranges from 48.7 to 948 hp; the D9R sits in the middle of that range with 415.7 hp. Its immediate neighbours are the D9R WHA below it with 410.6 hp and the D9L above it with 466.4 hp. 1091 Caterpillar models across 47 series are on record. The model is listed under Mining equipment. 15 verified figures from 1 source are on file.

Technical data

Engine

Engine model3408ETAcorrect
Power415.7 hp (305.7 kW)correct
Rated speed1,900 rpmcorrect
Cylinders8correct
Displacement18,001.2 cm³correct
Engine oil capacity45.4 lcorrect

Dimensions and weights

Ground clearance591.3correct
Unladen weight49,567 kgcorrect

Drivetrain and chassis

Gearbox typepowershift transmissioncorrect
Forward gears3correct
Reverse gears3correct
System voltage24 Vcorrect

Working data

Fuel tank capacity817.6 lcorrect

Other data

Height3,822.2correct

Where this model stands

Power-to-weight ratio: 6.2 kW/t (306 kW / 49.6 t)

Stronger than 80% 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 D9R have?

The Caterpillar D9R delivers 416 hp.

How much does the Caterpillar D9R weigh?

The unladen weight is 49,567 kg.

What engine does the Caterpillar D9R have?

8 cylinders, 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 15 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]

Dump truck in 3D section

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