"Recommendation of Premium Second-hand Excavators This Sany 75 excavator was newly purchased in 2022 and has only been in use for over 4,000 hours so far, remaining in the best working condition. For a medium-sized excavator, such working hours mean that it is in the golden period of mechanical performance, which not only ensures the maturity of the equipment but also avoids wear and tear problems caused by excessive use. The overall appearance of the machine is clean and tidy, with no obvious signs of damage. The maintenance records are complete, ensuring that every detail has been carefully maintained. In terms of power, this machine is equipped with a high-performance engine independently developed by Sany Heavy Industry. It not only has strong power and quick response, but also has excellent fuel economy. Even under long-term high-intensity operation, it can maintain stable output. More importantly, this engine has been specially tuned to generate maximum torque at low speeds, making it highly suitable for complex working conditions in urban construction and earthwork projects. The hydraulic system adopts advanced load-sensitive control technology, which can automatically adjust the oil volume and pressure according to the actual2025-12-22 15:53:51