Equipment

Excavators

323 Excavator

Equipment Type:

Mid-Size Hydraulic Excavator

Manufacturer:

Caterpillar

Model:

323

Year:

Price:

$

The Cat 323 is a mid-size excavator for contractors who need dependable digging power, reach, and production capability across recurring sitework and civil construction projects. With 172 HP and an operating weight of 54,900 lbs, the Cat 323 is a practical fleet addition for companies that regularly handle commercial excavation, utility trenching, drainage work, roadwork support, truck loading, and general earthmoving.

This machine makes sense to buy when your crews need more production than a compact excavator can provide, but do not need to step into a larger excavator class for every job. It gives contractors a versatile machine that can stay productive across trenching, loading, site prep, drainage, demolition support, and grading support.

Key Specs

Common use:

Sitework, trenching, drainage, roadwork, truck loading, demolition support

Published engine:

Cat C7.1

AdvanceTrac listed horsepower:

172 HP

Published net power:

172 HP

AdvanceTrac listed operating weight:

54,900 lbs

Published standard operating weight:

55,100 lbs

Published maximum digging depth:

265.2 in

About the Cat 323

The Cat 323 gives contractors a strong mid-size excavator option for jobs where compact equipment may be too small, but larger excavators may be unnecessary for the scope of work. It is built for digging trenches, loading trucks, shaping ditches, moving spoil, supporting stormwater installation, cleaning up demolition material, and handling general site development tasks.

This machine works well as a primary excavator for commercial sitework, civil contractors, utility contractors, roadwork crews, subdivision developers, and industrial site teams. It can support daily production without overcommitting the fleet to a larger machine that may be harder to transport, position, or justify on mid-size jobs.

The Cat 323 is not intended to replace larger excavators for heavy mass excavation or high-volume production cycles. Its value is in giving the fleet a balanced excavator that can handle serious work while staying versatile across many project types.

Best Applications

  • Commercial site excavation
  • Utility trenching
  • Storm drainage installation
  • Roadwork and civil construction
  • Subdivision development
  • Foundation excavation
  • Truck loading
  • Demolition cleanup
  • Ditching and slope shaping
  • General earthmoving
  • Industrial site prep
  • Backfill and grading support

When Buying Makes Sense

Buying a Cat 323 makes sense when your company regularly needs mid-size excavation capacity across multiple projects. If crews frequently rent machines for trenching, drainage, sitework, loading, roadwork, or commercial excavation, ownership may help improve scheduling control and reduce repeated rental dependency.

A Cat 323 can also make sense when compact excavators are slowing production. If your work often requires more reach, bucket capacity, operating weight, and hydraulic performance, this machine can give your fleet a more capable everyday excavator for recurring project demand.

What to Consider Before Buying

Before buying a Cat 323, consider whether your project pipeline supports a mid-size excavator in this weight class. The machine is most valuable when crews can keep it active across sitework, trenching, loading, drainage, and general excavation rather than using it only occasionally.

Key items to evaluate include machine hours, service history, hydraulic performance, undercarriage condition, track type, boom and stick condition, bucket wear, pin and bushing wear, swing components, final drives, counterweight setup, cab condition, technology package, attachment compatibility, and transport requirements. For used units, review any history of heavy demolition, rock work, or high-cycle truck loading, since those applications can accelerate wear.

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