Used Caterpillar 323D High-Capacity Bucket Loader Excavator
The Used Caterpillar 323D High-Capacity Bucket Loader Excavator is a versatile and high-performance construction machine widely used in earthmoving, heavy material handling, and large-scale construction projects. Designed for medium to heavy-duty applications, the 323D combines robust engineering, fuel efficiency, and operator comfort to deliver reliable performance.
This guide provides a comprehensive overview covering customer feedback, quick installation, transport requirements, and daily maintenance, tailored for contractors, equipment rental companies, and construction professionals. The content is optimized for Google SEO, featuring clear headings, structured tables, and informative, professional language suitable for B2B websites and online marketplaces.
The Cat 323D is engineered for durability, precision, and productivity. It is ideal for heavy-duty excavation and loading tasks, capable of handling high-capacity buckets with ease.
High-capacity bucket for faster material handling
Genuine Caterpillar hydraulic system for smooth operation
Fuel-efficient engine complying with emission standards
Operator-friendly cab with ergonomic controls
Durable undercarriage for rugged terrain performance
Attachment versatility: buckets, grapples, breakers, and more
| Feature | Specification |
|---|---|
| Model | Caterpillar 323D |
| Operating Weight | 23,500 – 24,500 kg |
| Engine Model | Cat C6.6 ACERT |
| Engine Power | 145 kW (194 HP) |
| Bucket Capacity | 1.2 – 2.0 m³ |
| Maximum Digging Depth | 7.0 meters |
| Hydraulic System | Load-sensing, variable flow |
| Travel Speed | 5.7 km/h |
| Swing Speed | 11 rpm |
| Emission Standard | Tier 3 / Stage IIIA |
| Noise Level | 72 dB(A) |
Customer experiences highlight the efficiency, reliability, and low operational costs of the 323D.
Operators report fast cycle times when handling large volumes of earth or materials.
The high-capacity bucket reduces loading cycles, saving fuel and time.
Multiple users note long-lasting performance of genuine Cat components, including the hydraulic pumps and undercarriage.
The machine performs well in rugged terrains, making it suitable for quarries, construction sites, and heavy excavation.
The ergonomic cab and adjustable controls improve operator productivity during long shifts.
Reduced vibration and noise levels enhance operator focus and safety.
While the 323D comes pre-assembled from Caterpillar, certain setup steps are necessary to ensure safe and effective operation.
Inspect all components for transport-related damage.
Check fluid levels: engine oil, hydraulic oil, coolant, and fuel.
Tighten all bolts and fasteners on the boom, arm, and undercarriage.
Buckets, breakers, or grapples should be installed using the quick coupler system.
Secure pins and hydraulic connections following the manufacturer’s instructions.
Start the engine and verify hydraulic system operation.
Test swing, travel, and lifting functions.
Inspect control responsiveness and safety alarms.

The 323D is a medium-large excavator, and proper transport ensures safety and regulatory compliance.
Use heavy-duty lowbed trailers capable of supporting 25+ tons.
Ensure wheel chocks and tie-down chains secure the machine during transit.
Operate slowly and steadily when loading/unloading on ramps.
Lock swing and boom mechanisms before transport.
Ensure clearance for width, height, and weight restrictions along transport routes.
Comply with local road regulations for oversized loads.
Carry transport permits and safety documentation as required.
Regular maintenance ensures long-term reliability and optimal performance.
Inspect undercarriage, tracks, and rollers for wear.
Check hydraulic hoses and connections for leaks.
Verify engine oil, hydraulic oil, and coolant levels.
| Component | Interval | Task |
|---|---|---|
| Engine Oil & Filter | Every 250 hours | Replace with Cat-approved oil |
| Hydraulic Oil & Filter | Every 500 hours | Inspect and replace as needed |
| 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 tracks, rollers, and sprockets |
| Electrical System | Every 500 hours | Check battery and wiring |
Grease all pivot points regularly
Maintain proper hydraulic fluid cleanliness
Replace worn pins and bushings promptly to prevent further damage
High-Capacity Bucket: Reduces loading cycles and improves productivity
Durable Components: Genuine Cat parts ensure long-term reliability
Fuel Efficiency: Optimized hydraulic system lowers operational costs
Operator Comfort: Ergonomic cab reduces fatigue and enhances safety
Versatile Applications: Suitable for construction, material handling, quarry work, and infrastructure projects
The Used Caterpillar 323D High-Capacity Bucket Loader Excavator is a cost-effective, reliable, and efficient machine for medium to heavy construction tasks. With original Caterpillar equipment, a robust hydraulic system, and a high-capacity bucket, it is ideal for earthmoving, loading, and large-scale projects. Following proper installation, transportation, and maintenance practices ensures long-term performance and safety, making it a valuable addition to any construction fleet or rental operation.
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.
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