CURT Helux Coil-Spring 5th Wheel Pin Box 18000lbs

Upgrade your 5th wheel towing experience with the CURT Helux coil-spring 5th wheel pin box, designed to minimize road shock and vibrations. Featuring proprietary coil and shock technology, it significantly reduces chucking and jarring, safeguarding your trailer and gear. Compared to similar pin boxes, it decreases force on the RV frame and body by 30%, ensuring a smoother ride for pets and passengers. Built for longevity, the Helux pin box boasts a virtually maintenance-free design — no airbags to refill or break-in period to wait for. Its automotive-grade coil spring provides consistent, reliable performance, while the rugged steel construction with a black powder coat finish resists wear and corrosion. It’s also fully tested to SAE J2638 safety standards and approved for Lippert RV frames. Designed for a seamless upgrade, the Helux pin box is compatible with the Rhino Box bolt-mounting pattern, making installation straightforward. Proudly made in the USA with global materials, this patent-pending innovation comes with a limited lifetime warranty for peace of mind on every journey.