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Komatsu WA380-7

Series: Komatsu Wheel Loader

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The Komatsu Wheel Loader series from Komatsu includes the WA380-7. The engine delivers 145 hp (105.9 kW), has 6 cylinders, with a displacement of 6,690.8 cm³. Rated speed is 2,100 rpm. The tank holds 300.2 litres. The gearbox has 4 forward gears. There are also 4 reverse gears. The pump delivers 137 l/min. The hydraulic tank holds 142 litres. The cooling system holds 54.5 litres. The engine fitted is the SAA6D107E-2. Tyre size: 23,5-25. The Komatsu Wheel Loader series covers 104 models. Rated output within it ranges from 29.4 to 1,738.8 hp; the WA380-7 sits at the bottom of that range with 145 hp. Its immediate neighbours are the WA270PT-3 Active below it with 143 hp and the WA300L-3 above it with 155 hp. 1159 Komatsu models across 39 series are on record. The model is listed under Wheel loaders. 15 verified figures from 1 source are on file.

Technical data

Engine

Engine modelSAA6D107E-2correct
Power145 hp (105.9 kW)correct
Rated speed2,100 rpmcorrect
Cylinders6correct
Displacement6,690.8 cm³correct
Aspirationturbochargedcorrect
Coolant capacity54.5 lcorrect

Drivetrain and chassis

Gearbox typeFULL powershift transmissioncorrect
Forward gears4correct
Reverse gears4correct
Tyre size23.5-25correct

Working data

Pump flow137 l/mincorrect
Hydraulic oil capacity142 lcorrect
Fuel tank capacity300.2 lcorrect

Frequently asked questions

How much power does the Komatsu WA380-7 have?

The Komatsu WA380-7 delivers 145 hp.

What engine does the Komatsu WA380-7 have?

6 cylinders, 6,691 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.
  • 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

W120-3

W170-2

W180-1

W20-1

W260-1

W30

W40

W60

W70-3

W90-3

WA 400-5

WA100M-5

Sources: [1]

Wheel loader in 3D section

Turn the model, look inside and click an assembly — each one is explained.

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