【 Premium Recommendation 】 20-year-old Sany SY55C second-hand excavator, the first owner's first-hand vehicle source, well-maintained, in excellent condition. Since this excavator was put into use in 2020, its cumulative working time has only been 2,600 hours, which is far lower than the average usage time of similar equipment. This means that it still has a long service life and good performance. In terms of the power system, this excavator is equipped with a Yanmar engine that has been well-tested in the market. This engine is renowned for its powerful output and smooth operation characteristics, maintaining high efficiency even under harsh working conditions. More importantly, due to proper maintenance, the engine is in good condition with no abnormal noise or fault records, ensuring the possibility of long-term stable operation. The hydraulic system adopts high-performance hydraulic pumps and control valve groups independently developed by Sany. This system not only has a fast response speed and high operation accuracy, but also performs well in energy conservation, effectively reducing fuel consumption and improving work efficiency. After professional testing, the entire hydraulic circuit has good sealing performance with no lea2025-12-13 17:45:19