Suspension Helper Spring TSS-107-40 for Trailer Axle, 3000-5000 lbs GAWR, Left and Right Side, for Over-Configuration, Anti-Sway & Load Support

This helper spring kit is meticulously engineered for trailers with a Gross Axle Weight Rating (GAWR) between 3000 and 5000 lbs. Whether you're hauling construction materials, ATVs, or a large fishing boat, this spring provides the critical extra support to handle the weight without compromising safety.  Key Features & Benefits: Model TSS-107-40 (Left/Right): Comes as a complete pair (left and right) for balanced axle support. Premium Material: Built to last with high-quality materials that resist rust, wear, and metal fatigue. Over-Configuration Design: Installs on top of the main leaf spring for effective load-bearing. Reduces Sway & Vibration: Minimizes trailer rocking and sway, providing a smoother, more controlled tow. Prevents Premature Wear: By supporting the main springs, it helps extend the life of your entire trailer suspension system.  Note: Always confirm that this model (TSS-107-40) is correct for your specific trailer axle. Proper installation is key to safety and performance.

• Perfect Fit & High Capacity: Specifically designed for trailer axles with a GAWR of 3000 to 5000 lbs. This suspension helper spring ensures optimal performance and safety for your utility, cargo, or boat trailer, providing reliable support under heavy loads.
• Model: Model TSS-107-40. This kit includes both LEFT and RIGHT side springs.
• Durable & Long-Lasting Construction: Manufactured from high-grade material. This material offers superior strength, excellent resistance to fatigue, and enhanced corrosion protection, guaranteeing durability and a long service life even under demanding road conditions.
• Enhanced Stability & Prevents Sagging: The helper spring works by engaging only when the main leaf spring is under a significant load. This added support helps prevent trailer sag, reduces body roll and sway and provides a more level, controlled, and safer towing experience.
• Simple Bolt-On Installation: Features an easy, bolt-on over-configuration design. No welding or complex modifications are required. The spring remains inactive until needed, ensuring a smooth ride when unloaded.