The main boom of  crane QY25K5D_2 is 43m "U-shaped", 6.4m large outrigger span, equipped with high load-bearing axle, the whole vehicle can carry 6t full counterweight, and the lifting weight is 2.1t under the working condition of 24.9m main boom and 20m amplitude. , High lifting performance. China Sixth 290 horsepower engine, equipped with Fast 8-speed gearbox, QY25K5D_2 upgrades the slewing system, large diameter, high thickness slewing ring ensures the reliability of slewing, making the lifting process more stable; there is also a 350L large-capacity fuel tank, Improved endurance, reducing downtime and refueling time.