Caterpillar 320C Crawler Excavators for Sale

Browse 29 Caterpillar 320C Crawler Excavators ads on Machmon. Compare available machines by model, location, and condition, then contact sellers using the enquiry options provided.

Caterpillar 320C · Crawler excavators

Caterpillar 320C

The 320C C-series represents a sweet spot of proven reliability, strong performance, and excellent used market availability.

Key specifications

Engine: Cat 3066T turbocharged, 138 hp (103 kW), meets Tier 2/Stage II emissions
Performance Boost: C-series delivers faster cycle times and higher productivity vs B-series
Hydraulics: 205 L/min flow, 34,300 kPa max pressure with cross-sensing system
Tool Control: Optional system stores flow/pressure settings for 5 different attachments
Structures: Robot-welded carbody, track frames, boom and stick with X-shaped design

Model overview

The Cat 320C is a medium hydraulic excavator from Caterpillar's acclaimed C-series, representing mid-2000s technology in the 20-ton class. Powered by the proven Cat 3066T turbocharged diesel engine delivering 138 hp, the C-series introduced significant improvements over the B-series with faster cycle times and higher productivity. The 320C features advanced hydraulics including cross-sensing for precise control, boom and stick regeneration circuits for fuel savings, and optional Tool Control System that stores settings for up to 5 attachments. The robotic-welded structures and grease-lubricated track ensure durability in demanding applications.

What to check before buying

Operating Weight19,700 kg

Net Power103 kW (138 hp)

Max Dig Depth6.72 m (R2.9B stick)

Bucket Force159 kN

29 machines · €12,784 - €23,950 · 2008 to 2025 · China

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Specifications sourced from parts.cat.com (official manufacturer page).