{"product_id":"heavy-duty-shackle-upgrade-kit-for-tandem-axle-trailer-spring-suspension-rebuild","title":"Heavy Duty Shackle Upgrade Kit for Tandem Axle Trailer Spring Suspension Rebuild","description":"\u003cstrong\u003eThis Heavy Duty Shackle Upgrade Kit is a suspension rebuild kit for tandem axle trailers designed to restore and reinforce spring shackle assemblies.\u003c\/strong\u003e\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eThis heavy duty shackle upgrade kit provides all necessary components to rebuild the spring suspension on tandem axle trailers. It replaces worn or failed shackles, brackets, and hardware to restore proper ride height and load support. Ideal for trailer owners looking to refresh their suspension system with durable, corrosion-resistant parts.\u003c\/p\u003e\u003ch3\u003eKey Features \u0026amp; Performance\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eIncludes shackles, brackets, bolts, and bushings for a complete rebuild\u003c\/li\u003e\n\u003cli\u003eConstructed from heavy gauge steel with a protective coating for extended life\u003c\/li\u003e\n\u003cli\u003eDesigned to handle the load of tandem axle trailers up to 7,000 lbs GVWR\u003c\/li\u003e\n\u003cli\u003eDirect replacement for original equipment shackles on most standard trailer springs\u003c\/li\u003e\n\u003cli\u003eEasy bolt-on installation with basic hand tools\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFitment \u0026amp; Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eCompatible with tandem axle trailers (two axles per suspension group)\u003c\/li\u003e\n\u003cli\u003eFits most leaf spring suspensions using 1-3\/4\" or 2\" wide springs\u003c\/li\u003e\n\u003cli\u003eRequires shackle hanger spacing of 2-3\/8\" to 2-1\/2\" (verify your trailer dimensions)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eCommon Uses\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eRebuilding the spring suspension on boat trailers, utility trailers, and car haulers\u003c\/li\u003e\n\u003cli\u003eReplacing worn or bent shackles that cause uneven tire wear and poor towing stability\u003c\/li\u003e\n\u003cli\u003eUpgrading from standard stamped shackles to heavier forged or welded shackles\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Will this kit work on a single-axle trailer?\u003cstrong\u003e A:\u003c\/strong\u003e No, this kit is specifically designed for tandem axle configurations. Single-axle trailers require a different shackle kit.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e What hardware is included?\u003cstrong\u003e A:\u003c\/strong\u003e The kit includes shackle plates, inner and outer bushings, grade 5 bolts, lock nuts, and washers for both spring eyes and shackle mount.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProduct appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.\u003c\/em\u003e\u003c\/p\u003e","brand":"DURAFORCE","offers":[{"title":"Default Title","offer_id":53682331287825,"sku":"ZZ3B00364","price":77.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0250\/2446\/2929\/files\/12_9a8b63d9-48e0-43e4-a99e-e37d366de649.jpg?v=1781703486","url":"https:\/\/www.duraforce.com\/products\/heavy-duty-shackle-upgrade-kit-for-tandem-axle-trailer-spring-suspension-rebuild","provider":"DURAFORCE","version":"1.0","type":"link"}