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Caterpillar M322D MH

Series: Caterpillar Material Handler

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With the M322D MH, Caterpillar offers a model from the Caterpillar Material Handler series. The engine delivers 175.4 hp (123 kW), with a displacement of 6,604 cm³. Rated speed is 2,000 rpm. The wheelbase measures 2,752.3 mm. Ground clearance is 326.1 mm. Top speed is 25.1 km/h. The tank holds 385.4 litres. The gearbox has 2 forward gears. There are also 2 reverse gears. The hydraulic tank holds 335 litres. The cooling system holds 33.3 litres. The oil fill is 15.1 litres. The engine fitted is the Cat C6,6 ACERT. The Caterpillar Material Handler series covers 14 models. Rated output within it ranges from 149 to 349.8 hp; the M322D MH sits at the bottom of that range with 175.4 hp. Its immediate neighbours are the M322C MH below it with 172.4 hp and the M318D MH above it with 176.4 hp. 1091 Caterpillar models across 47 series are on record. The model is listed under Excavators & compaction. 14 verified figures from 1 source are on file.

Technical data

Engine

Engine modelCat C6.6 ACERTcorrect
Power175.4 hp (123 kW)correct
Rated speed2,000 rpmcorrect
Displacement6,604 cm³correct
Coolant capacity33.3 lcorrect
Engine oil capacity15.1 lcorrect

Dimensions and weights

Wheelbase2,752.3correct
Ground clearance326.1correct

Drivetrain and chassis

Forward gears2correct
Reverse gears2correct
Top speed25.1 km/hcorrect

Working data

Hydraulic oil capacity335 lcorrect
Fuel tank capacity385.4 lcorrect

Frequently asked questions

How much power does the Caterpillar M322D MH have?

The Caterpillar M322D MH delivers 175 hp.

What engine does the Caterpillar M322D MH have?

6,604 cm³ displacement.

How fast does the Caterpillar M322D MH go?

Top speed is 25.1 km/h.

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 14 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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