{"product_id":"sehnsucht-trailer-leaf-spring-4-leaf-1750lb-capacity-for-3500lb-axle-25-1-4in-eye-to-eye-sw4b-replacement","title":"SEHNSUCHT Trailer Leaf Spring 4-Leaf 1750lb Capacity for 3500lb Axle | 25-1\/4in Eye-to-Eye, SW4B Replacement","description":"\u003ch2\u003eSEHNSUCHT Trailer Leaf Spring — 4-Leaf, 1750 lb Capacity\u003c\/h2\u003e\n\u003cp\u003eElevate your trailer handling with a robust 4-leaf SEHNSUCHT leaf spring, engineered for standard 3500 lb trailer axles. Each spring delivers a balanced load path, helping your trailer ride from bump to bump with steadiness. The package includes two springs, designed to replace worn or damaged components and restore alignment when the original parts show signs of fatigue.\u003c\/p\u003e\n\n\u003ch3\u003eKey specifications at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eCapacity: 1750 lb per spring (total system designed for 3500 lb axle)\u003c\/li\u003e\n  \u003cli\u003eEye-to-eye length: 25-1\/4 in\u003c\/li\u003e\n  \u003cli\u003eFree open: 3 in\u003c\/li\u003e\n  \u003cli\u003eLeaf width: 1-3\/4 in\u003c\/li\u003e\n  \u003cli\u003eLeaf count: 4 leaves\u003c\/li\u003e\n  \u003cli\u003eBushings: 9\/16 in diameter; 2 bushings installed per spring\u003c\/li\u003e\n  \u003cli\u003eLeaf thickness: 5\/16 in\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe design aims to match original specifications for straightforward replacement. It will replace SW4B on compatible trailers, helping to reestablish the intended ride height and suspension dynamics without modifying other components.\u003c\/p\u003e\n\n\u003ch3\u003eMaterial and build\u003c\/h3\u003e\n\u003cp\u003eConstructed from heavy-duty carbon steel, the springs provide a stable path for load transfer while damping minor motions as you travel. An enhanced anti-rust coating adds corrosion resistance, supporting longevity in varied climates and storage conditions. This combination of strength and surface protection helps maintain performance across seasons and road conditions.\u003c\/p\u003e\n\n\u003ch3\u003eReal-world use and benefits\u003c\/h3\u003e\n\u003cp\u003eIn daily use, these springs support smooth on-road behavior when hauling typical loads, with improved alignment across mounting points. They’re designed to address common wear patterns that come from overloading, minor impacts, or corrosion that weakens the metal over time. The 3 inch free open provides room for articulation as you encounter uneven pavement or moderate bumps, while the 25-1\/4 inch eye-to-eye length ensures compatibility with many trailer frames.\u003c\/p\u003e\n\n\u003cp\u003eNote: benefits described here are potential outcomes based on design and materials, not guarantees. Home setups vary, and proper inspection is recommended before replacement. If you’re unsure about compatibility, consult the trailer manufacturer’s guidelines or reach out for assistance.\u003c\/p\u003e\n\n\u003ch3\u003eEase of installation and after-sales support\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDesigned for straightforward swap to reduce downtime when replacing worn springs\u003c\/li\u003e\n  \u003cli\u003eTwo bushings per spring are pre-installed for quicker mounting\u003c\/li\u003e\n  \u003cli\u003eOur team is available for questions after delivery\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What trailer setups is this SEHNSUCHT leaf spring compatible with?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Suitable for standard 3500 lb trailer axles and SW4B replacements; verify eye-to-eye length (25-1\/4 in) and leaf width (1-3\/4 in) before purchasing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What benefits can I expect from this leaf spring?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Potential improvements in stability and load distribution; corrosion-resistant coating helps resist rust; replacement supports continued trailer performance.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"SEHNSUCHT","offers":[{"title":"Default Title","offer_id":42464649773141,"sku":"B0BX63TV4P","price":121.83,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0632\/3270\/4597\/files\/sehnsucht-trailer-leaf-spring-4-leaf-1750lb-capacity.jpg?v=1777986509","url":"https:\/\/plentytorque.co.uk\/products\/sehnsucht-trailer-leaf-spring-4-leaf-1750lb-capacity-for-3500lb-axle-25-1-4in-eye-to-eye-sw4b-replacement","provider":"PlentyTorque","version":"1.0","type":"link"}