Used SANY SY55C Power Package: Equipped with original Yanmar 4TNV88 inline 4‑cylinder water‑cooled direct injection diesel engine, delivering stable power output and strong digging torque. The proven powertrain has accumulated abundant field operation experience worldwide, boasting outstanding reliability and adaptability for various light‑medium duty working conditions. Smooth & Precise SANY Hydraulics: Adopts SANY’s mature load‑sensing hydraulic system with optimized flow control logic. It enables silky coordinated compound movements, quick response and fine controllability, perfectly suited for trenching, grading, landscaping and precision excavation in urban and rural job sites. High Efficiency & Fuel Saving Operation: Well‑matched engine and hydraulic system minimizes unnecessary power loss. Renowned for balanced fuel consumption in the 5.5‑ton excavator segment, it effectively cuts hourly operating costs and improves project profitability. Flexible & Stable Body Design: 5.5‑ton‑class compact body with solid weight balance and good site mobility, easy for transportation between worksites. Ideal for municipal projects, farmland renovation, garden construction and small infrastructure jobs. Heavy‑Duty Reinforced Structure: Robust box‑section boom and arm with high‑strength welding technology, durable compact undercarriage and wear‑resistant bucket assembly. It supports long‑hour continuous light‑medium duty work and extends structural service life. Low Operating & Maintenance Cost: Highly universal component design with readily available original and aftermarket spare parts globally at competitive prices, greatly reducing long‑term O&M expenses. Verified Transparent Condition: Full machine inspection report available upon request, authentic working hour records. No major collision, rollover or water damage history, and all core components remain original factory specification.