Haishuo designs and manufactures high-performance mono leaf parabolic guide arm leaf spring, specifically engineered for modern trailer air suspension systems.
✔️ Precision Guidance & Control: Integrated with a robust guide arm, this spring assembly ensures accurate axle tracking and eliminates lateral movement, enhancing overall trailer stability during cornering and braking.
✔️ Lightweight & Fuel Efficient: Utilizing a single parabolic leaf design, it significantly reduces unsprung weight compared to traditional multi-leaf packs, contributing to better fuel economy and improved handling.
✔️ Superior Ride Comfort: The parabolic curvature provides progressive damping characteristics, working seamlessly with air suspension to deliver a smooth, vibration-free ride even under heavy loads.
Contact us for technical drawings and custom solutions.




