Used Caterpillar 320C Medium Tracked High-Quality Excavator
The Used Caterpillar 320C Medium Tracked High-Quality Excavator is a robust, reliable, and efficient construction machine designed for medium-duty excavation, earthmoving, and infrastructure projects. Combining high-performance hydraulics, fuel-efficient engine technology, and reinforced components, the Cat 320C ensures precision, durability, and long-term operational efficiency.
This guide covers the solutions it offers, transportation requirements, performance testing, and warranty terms, providing a comprehensive overview for contractors, construction companies, and rental fleets.
The Caterpillar 320C is a medium-sized excavator ideal for projects that require strong digging power, stable operation, and flexible application in diverse work environments. Its tracked undercarriage ensures excellent mobility and stability, while the operator-friendly cab enhances comfort and safety.
High-performance Cat C6.4 engine for efficient fuel consumption
Load-sensing hydraulic system for smooth operation and precise control
Reinforced boom, arm, and undercarriage for durability
Low-emission and environmentally compliant design
Ergonomic cab with climate control, adjustable seat, and superior visibility
| Feature | Specification |
|---|---|
| Model | Caterpillar 320C |
| Operating Weight | 20,000 – 21,000 kg |
| Engine Model | Cat C6.4 ACERT |
| Engine Power | 125 kW (168 HP) |
| Bucket Capacity | 0.9 – 1.5 m³ |
| Max Digging Depth | 6.7 meters |
| Hydraulic System | Load-sensing with variable flow |
| Travel Speed | 5.5 km/h |
| Swing Speed | 11.5 rpm |
| Emission Standard | Tier 3 / Stage IIIA |
| Noise Level | 70 dB(A) |
The Caterpillar 320C provides efficient solutions for a variety of construction tasks, helping operators achieve higher productivity, lower operational costs, and improved safety.
Digging foundations for residential and commercial buildings
Excavating trenches for pipelines and utilities
Road construction and landscaping projects
Loading and unloading materials with precision
Handling heavy aggregates or debris in construction sites
Operates with low noise emissions, making it suitable for urban projects and school zones
Compliant with environmental regulations for emissions
Compatible with a variety of attachments including buckets, breakers, grapples, and shears
Enables multi-functional operation, reducing the need for multiple machines

Transporting and storing the Cat 320C properly is essential to maintain operational efficiency and safety.
Secure the boom, arm, and bucket using safety locks
Ensure tracks are clean and debris-free
Use certified flatbed trailers and follow local transportation regulations
Verify weight and dimension compliance for road transport
Store on level, stable ground
Cover sensitive components to protect against dust, moisture, and sun exposure
Perform routine inspections during storage, including hydraulic lines, engine oil, and undercarriage components
Regular performance testing ensures that the used Caterpillar 320C maintains peak operational efficiency.
Inspect for leaks, pressure consistency, and response speed
Test boom, arm, and bucket movements for smooth operation
Measure fuel efficiency, power output, and emissions
Monitor temperature and oil pressure under various load conditions
Inspect track tension, sprockets, and rollers
Check for wear patterns and ensure smooth travel performance
Conduct digging, lifting, and swinging operations
Evaluate operator comfort, cab visibility, and control response
Even as a used excavator, the Caterpillar 320C can be covered by warranty terms and structured maintenance plans to ensure longevity and reliability.
Typically includes engine, hydraulic system, and major components
Coverage depends on hours of operation and previous usage
Optional extended warranty plans available through authorized dealers
| Component | Interval | Task |
|---|---|---|
| Engine Oil & Filter | Every 250 hours | Replace with Cat-approved oil |
| Hydraulic Oil & Filter | Every 500 hours | Inspect and replace if necessary |
| Fuel Filter | Every 250 hours | Replace or clean |
| Air Filter | Every 250 hours | Clean or replace |
| Cooling System | Every 1,000 hours | Flush and refill |
| Undercarriage | Weekly | Inspect track tension and wear |
| Electrical System | Every 500 hours | Check battery and connections |
| Fault | Cause | Solution |
|---|---|---|
| Hydraulic sluggishness | Air in lines or clogged filters | Bleed system; replace filters |
| Engine overheating | Low coolant or blocked radiator | Refill coolant; clean radiator |
| Excessive noise | Loose or worn components | Inspect and tighten; replace worn parts |
| Track slippage | Improper tension or worn sprockets | Adjust tension; replace worn parts |
Cost-effective: Offers high performance at a reduced purchase cost
Durable and reliable: Reinforced components withstand demanding conditions
Fuel-efficient: Lowers operational costs with advanced engine and hydraulic technology
Versatile: Compatible with multiple attachments for various applications
Urban-friendly: Low-noise operation suitable for sensitive environments
The Used Caterpillar 320C Medium Tracked High-Quality Excavator is an ideal solution for contractors and construction companies seeking a durable, versatile, and efficient machine. With proper transportation, maintenance, and performance testing, this excavator delivers high productivity, safety, and cost savings across construction, earthmoving, and urban infrastructure projects.
Investing in a used Cat 320C provides reliable performance, fuel efficiency, and operator comfort, making it a smart choice for medium-scale construction operations.
We provide pre-sales and after-sales service to all our valued clients who trust our professional team. We spare no effort in answering our clients' questions and meeting their needs. We also assist our clients with the loading and transportation process and provide original equipment parts.
E-mail: fanmanager@jmusedexcavator.com
Add: Miaogendixia, Shuangdun Town, Changfeng County, Hefei City, Anhui Province
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