Used Caterpillar 340D Multi-Function Hydraulic Excavator
The Used Caterpillar 340D Multi-Function Hydraulic Excavator is a high-performance, versatile heavy-duty machine designed for construction, mining, and large-scale earthmoving projects. Known for its robust hydraulic system, durable structure, and multi-functional capabilities, the Cat 340D ensures high productivity, operational efficiency, and cost-effectiveness.
Engineered for precision, safety, and reliability, this excavator is ideal for contractors, construction companies, and rental fleets seeking a durable and versatile solution capable of handling diverse heavy-duty tasks efficiently.
The Caterpillar 340D is a track-type hydraulic excavator that combines strength, efficiency, and operator comfort. Its multi-function capability allows for excavation, grading, lifting, and other material-handling tasks with maximum performance and stability.
High-capacity hydraulic system for fast, precise operation
Durable undercarriage and reinforced boom for challenging terrains
Operator-friendly cab with ergonomic controls and excellent visibility
Fuel-efficient Cat engine for reduced operating costs and lower emissions
| Feature | Specification |
|---|---|
| Model | Caterpillar 340D |
| Operating Weight | Approx. 41,000 kg |
| Engine Model | Cat C13 ACERT |
| Engine Power | 257 kW (344 HP) |
| Bucket Capacity | 1.8 – 3.0 m³ |
| Max Digging Depth | 7.8 meters |
| Hydraulic System | Load-sensing with variable flow |
| Travel Speed | 5.6 km/h |
| Swing Speed | 10 rpm |
| Emission Standard | Tier 3 / Tier 4 (region dependent) |
Quality control ensures that every Used Caterpillar 340D meets reliability and performance standards before being sold:
Comprehensive engine and hydraulic system diagnostics
Full structural integrity assessment of boom, arm, and undercarriage
Inspection of cab systems, controls, and safety devices
Testing of fuel system, exhaust, and cooling system
Machines are tested for compliance with Cat quality and safety standards
Optional third-party inspection reports available for verification
Detailed review of previous maintenance records ensures continuous reliability
Verification of replacement parts and service intervals
The Caterpillar 340D is engineered for fuel efficiency and environmental compliance:
Adjusts flow and pressure automatically based on workload
Reduces fuel consumption while maintaining optimal performance
Lowers engine output during light-duty tasks
Minimizes emissions and fuel usage
Engines meet Tier 3 or Tier 4 emission standards depending on region
Reduces carbon footprint while providing high power output
Benefits:
Lower operational costs
Reduced emissions for environmentally sensitive projects
Extended service life due to efficient hydraulic operation

Proper transport ensures the safety and condition of the 340D during delivery:
Clean undercarriage and hydraulic components to remove dirt and debris
Secure boom, arm, and bucket with locks or straps
Drain fuel if transporting internationally to comply with regulations
Use transport vehicles capable of handling the excavator’s weight and dimensions
Ensure proper tie-down and securing methods to prevent movement
Adhere to local road safety and transport regulations
Store on level ground with support pads under tracks
Cover with tarpaulins to protect from weather conditions
Perform routine inspections during storage to prevent corrosion or hydraulic degradation
To maximize performance, safety, and durability:
Inspect hydraulic hoses, fittings, and cylinders
Check fuel, oil, and coolant levels
Test operator controls and alarms
Avoid overloading the bucket or overextending the boom
Operate smoothly to prevent structural stress
Maintain a safe distance from personnel and other equipment
Lower the boom and bucket safely
Shut down the engine and release hydraulic pressure
Clean the undercarriage and tracks to remove debris
The Cat 340D excels in:
Construction Sites: Excavation, grading, and foundation work
Mining Operations: Heavy material handling and bulk earthmoving
Infrastructure Projects: Road building, bridge construction, and utility installations
Industrial Earthmoving: Quarries, dams, and large-scale landscaping
Regular maintenance ensures long-term reliability and reduced downtime:
| Component | Interval | Task |
|---|---|---|
| Engine Oil & Filter | Every 250 hours | Replace with Cat-approved oil |
| Hydraulic Oil & Filter | Every 500 hours | Inspect and replace if needed |
| Fuel Filter | Every 250 hours | Replace or clean |
| Air Filter | Every 250 hours | Clean or replace |
| Undercarriage | Daily | Inspect and clean tracks |
| Cooling System | Every 1,000 hours | Flush and refill coolant |
| Electrical System | Every 500 hours | Inspect battery and wiring |
Lubricate all pivot points daily
Inspect track tension weekly
Use genuine Cat parts for replacements
Keep maintenance records for predictive servicing
The Used Caterpillar 340D Multi-Function Hydraulic Excavator is a versatile, reliable, and efficient machine ideal for contractors, rental fleets, and industrial operators. Its high-performance hydraulic system, multi-function capability, fuel efficiency, and operator comfort make it a cost-effective solution for heavy-duty excavation, lifting, and material handling tasks.
By following proper maintenance, energy-efficient operation, and safe transport guidelines, the Cat 340D guarantees long-term productivity, safety, and cost savings for demanding construction and industrial projects.
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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