Used Caterpillar 315D2GC Excavator

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CATERPILLAR 315D2GC Crawler Excavator Detailed Introduction

The Caterpillar 315D2GC is a 15-ton class medium crawler excavator developed by Caterpillar, tailored for cost-sensitive construction markets while retaining Caterpillar's legendary reliability, fuel efficiency and work performance. It is an ideal choice for small and medium-sized contractors balancing project demands and operational costs.

1. Core Performance Specifications

Parameter	Specification
Operating Weight	14,800 kg – 16,300 kg (varies by configuration)
Engine Model	Cat C4.4 ACERT turbocharged 4-cylinder diesel engine
Net Rated Power	86 kW (115 hp) @ 2,200 rpm
Emission Standard	Compliant with EU Stage IIIA, US EPA Tier 3, China Non-road Stage III regulations
Standard Bucket Capacity	0.55 m³ – 1.0 m³
Maximum Digging Depth	5,590 mm (standard boom/arm configuration)
Maximum Digging Reach	8,360 mm
Maximum Dumping Height	4,870 mm
Travel Speed (High/Low)	5.6 km/h / 3.3 km/h
Swing Speed	11.5 rpm
Maximum Drawbar Pull	149 kN
Hydraulic System Working Pressure	34.3 MPa

2. Key Technical & Design Advantages

High-Efficiency Power & Hydraulic System

The Cat C4.4 ACERT engine adopts electronic fuel injection technology, with strong low-speed torque output, adapting to high-altitude, high-temperature and heavy-load construction conditions without power derating. The optimized negative-flow hydraulic system is perfectly matched with the engine, reducing internal pressure loss by 8% compared to previous generation models. The built-in boom/arm regeneration circuit effectively cuts unnecessary hydraulic oil flow, improving combined operation smoothness and reducing fuel consumption by up to 10% under the same workload.

Heavy-Duty Structural Design

The boom, stick and upper frame adopt high-strength alloy steel plate welding structure, with 100% non-destructive testing of weld seams, which can withstand long-term impact load of heavy-duty operations. The reinforced X-type undercarriage frame is matched with sealed and lubricated track chains, high wear-resistant track shoes and heavy-duty carrier rollers/rollers, effectively extending the chassis service life under harsh working conditions such as rocky sites and muddy construction sites.

Versatile Attachment Compatibility

The 315D2GC reserves dedicated hydraulic interfaces and control programs for a variety of attachments, supporting quick replacement of hammers, grapples, augers, compactors, rippers and other work tools, adapting to diversified construction demands.

3. Operator Comfort & Safety

The cab meets international ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) certification standards, providing all-round safety protection for operators.
The fully suspended adjustable seat with lumbar support, combined with viscous cab mount, reduces vibration by 15% compared to similar models. The internal operating noise is as low as 78 dB(A), creating a quiet working environment.
Ergonomic left and right joysticks have short operating stroke and low operating force, reducing long-term operation fatigue. The high-definition LCD monitor displays real-time operation data, fault alarms and maintenance reminders.
The ultra-wide front windshield and skylight provide 360° panoramic vision without blind spots, and the standard working light group ensures safe construction at night or in low-light environments.
Anti-slip walkways and full-length handrails are arranged around the upper frame, and the emergency stop button is located in an easily accessible position, effectively avoiding safety risks during maintenance and operation.

4. Low Operational & Maintenance Cost

All routine maintenance points are arranged at ground-accessible positions, avoiding the need to climb to the top of the machine for daily inspection, and improving maintenance efficiency.
Extended filter replacement cycle: engine oil and filter replacement interval is 500 working hours, hydraulic oil and filter replacement interval is 5,000 working hours, air filter replacement interval is up to 1,000 working hours under normal conditions, greatly reducing regular maintenance costs.
The optional Caterpillar Product Link™ telematics system supports remote monitoring of equipment location, fuel consumption, working hours, fault codes and other data, helping managers arrange maintenance reasonably, reduce unplanned downtime, and improve equipment utilization rate.
Caterpillar's global after-sales service network provides original spare parts supply and professional technical support, ensuring long-term stable operation of the equipment.

5. Typical Application Scenarios

The 315D2GC is widely used in:

Municipal engineering construction (road renovation, pipe laying, landscaping)
Urban and rural housing construction (foundation excavation, earthwork backfilling)
Small mining and quarry operations (material loading, overburden stripping)
Water conservancy and river management projects
Material handling and waste sorting work with corresponding attachments

6. Sustainability Features

High fuel efficiency reduces carbon emissions per unit workload, and the low-emission engine meets strict regional environmental protection requirements.
The whole machine adopts a modular design, and most parts can be recycled and reused after scrapping, reducing environmental impact.
The use of long-life filters and lubricants reduces the generation of hazardous waste during operation.

Overall, the Caterpillar 315D2GC crawler excavator combines Caterpillar's core technical advantages in construction machinery, high reliability, low operating cost and wide adaptability, making it one of the most competitive products in the 15-ton medium excavator market.

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Used Caterpillar 315D2GC Excavator

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