Engine:

1. Equipped with a CAT C4.4 ACERT engine, designed for fuel efficiency and low emissions.
2. Power output typically ranges from 90 kW to 104 kW (120 hp to 140 hp), depending on configuration and emission standards.

Hydraulics:

1. Advanced hydraulic system with variable displacement pumps for efficient power delivery.
2. High-pressure hydraulic circuits provide fast cycle times and powerful digging forces.
3. Electronic control for precise operation and optimized fuel consumption.

Performance:

1. Operating Weight: Around 21,500 kg to 23,000 kg (47,400 lbs to 50,700 lbs), depending on configuration and attachments.
2. Maximum Digging Depth: Approximately 6.7 meters (22 feet).
3. Maximum Reach at Ground Level: Around 10.5 meters (34.5 feet).
4. Bucket Capacity: Ranges from 0.8 cubic meters to 1.5 cubic meters (1.0 cubic yards to 2.0 cubic yards), depending on bucket type.

Cab:

1. Comfortable and ergonomic operator cab with excellent visibility.
2. Air suspension seat with multiple adjustments for operator comfort.
3. Climate control options for heating and air conditioning.
4. Low noise levels for operator comfort during extended working hours.

Controls:

1. Joystick controls for smooth and precise operation of all machine functions.
2. CAT's advanced control systems for customizable performance.
3. Optional advanced control modes for specialized applications like fine grading.

Safety Features:

1. ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) certified cab for operator safety.
2. Rearview camera and proximity sensors for enhanced visibility and safety.
3. CAT's stability monitoring system for safe operation on uneven terrain.

Undercarriage:

1. CAT's advanced undercarriage design for durability and reliability.
2. Optional track shoe widths for various ground conditions.
3. Wide stance for stability during operation.

Attachments and Versatility:

1. Quick coupler system for easy attachment changes.
2. Wide range of attachments available, including buckets, hydraulic thumbs, rippers, and various specialized tools.
3. High flow auxiliary hydraulics for powering attachments like hydraulic breakers and grapples.

Maintenance and Serviceability:

1. Easy access to service points for routine maintenance.
2. CAT's advanced diagnostic systems for quick troubleshooting and maintenance planning.
3. Extended service intervals for reduced downtime.

The CAT 320GC is suitable for a variety of applications including general construction, site preparation, road building, and utility work. Its balance of power, efficiency, and durability make it a popular choice among contractors and operators worldwide.