Caterpillar 320 GC Excavator Overview

The Caterpillar 320 GC is a versatile and fuel-efficient medium-sized hydraulic excavator designed for general construction and earthmoving tasks. Known for its reliable performance, low operating costs and proven Cat build quality, the 320 GC excels in various demanding job site applications, making it a widely trusted choice among contractors, earthmoving operators and rental fleet managers.

Key Features:

Proven Cat Power Unit: The excavator is equipped with the Cat C4.4 diesel engine, delivering 107 kW (143 HP) of net power at 2000 rpm with optimized fuel injection and combustion efficiency, providing steady power output and low operating costs for long-hour daily operations.

Stable & Heavy-Duty Build: With an operating weight of approximately 20,400 kg, the 320 GC features a reinforced undercarriage, robust structural frame and balanced weight distribution, ensuring excellent working stability and long service life even on rough terrain and continuous demanding job sites.

Versatile Digging Performance: The bucket capacity ranges from 0.8 to 1.0 m³, and the maximum digging depth reaches 6,630 mm, enabling the machine to efficiently complete deep foundation excavation, trenching, bulk earthmoving and site preparation projects.

Efficient Hydraulic System: The dual-pump load-sensing hydraulic system delivers smooth multi-function movements, precise control and fast cycle times, significantly improving working efficiency across a wide range of excavation and material handling tasks.

Serviceable & Operator-Centric Design: Ground-level service access points simplify routine maintenance to minimize downtime, and the spacious ergonomic cab with excellent all-around visibility enhances operator comfort and productivity during long working shifts.

Applications:

The Caterpillar 320 GC is ideal for a range of applications, including:

• Construction Sites: Perfect for site preparation, foundation excavation and general building construction support works.
• Road & Infrastructure: Suitable for earthworks, grading, trenching and backfilling in highway and municipal engineering projects.
• Quarry & Material Handling: Effective for light quarry operations, aggregate loading and bulk material handling tasks.
• Urban & Land Development: Ideal for urban renovation, land reclamation and public facility construction projects.

Conclusion:

The Caterpillar 320 GC excavator stands out for its combination of proven reliability, fuel efficiency and long-term durability. It is a high-value workhorse for contractors looking to deliver consistent performance in medium-scale excavation and earthmoving operations. Whether in general construction, road building or quarry support work, the 320 GC delivers industry-recognized Cat-grade performance and low maintenance costs, making it a benchmark choice in the 20‑ton excavator class.