{"product_id":"dorman-43-1577-leaf-helper-spring-rear","title":"Dorman 43-1577 Leaf Helper Spring - Rear","description":"\u003ch2\u003eDurable Leaf Helper Spring for Ford F-250 and F-350 Super Duty\u003c\/h2\u003e\u003cp\u003eThe Dorman 43-1577 leaf helper spring is engineered to provide additional support and improved load capacity for your Ford F-250 Super Duty and F-350 Super Duty trucks. Constructed from high-quality steel, this black leaf spring enhances suspension strength and stability under heavy loads.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eMade from durable steel material for long-lasting performance\u003c\/li\u003e\n\u003cli\u003eMeasures 41.625 inches in length, 3 inches in width, and 0.527 inches in thickness\u003c\/li\u003e\n\u003cli\u003eIncreases leaf spring load capacity by 550 lbs\u003c\/li\u003e\n\u003cli\u003eBlack finish for corrosion resistance and a clean appearance\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford F-250 Super Duty and F-350 Super Duty models\u003c\/li\u003e\n\u003cli\u003ePart number 43-1577 for precise identification\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 43-1577 leaf helper spring is designed to reinforce your vehicle’s existing suspension system. Made from robust steel, it offers a thickness of 0.527 inches and a width of 3 inches, ensuring reliable support. The 41.625-inch length fits the suspension setup of Ford F-250 and F-350 Super Duty trucks, providing an additional 550 lbs of load capacity. Its black coating helps resist rust and wear, maintaining structural integrity over time. This leaf helper spring is sold as a single leaf spring without mounting hardware.\u003c\/p\u003e\u003ch2\u003eApplications and Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSupports heavy payloads and towing demands on Ford F-250 Super Duty and F-350 Super Duty trucks\u003c\/li\u003e\n\u003cli\u003eReduces sagging and improves vehicle stability under load\u003c\/li\u003e\n\u003cli\u003eEnhances suspension performance for safer handling\u003c\/li\u003e\n\u003cli\u003eHelps prevent premature wear on primary leaf springs\u003c\/li\u003e\n\u003cli\u003eIdeal for trucks frequently carrying heavy equipment or trailers\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 43-1577 leaf helper spring requires proper tools and mechanical knowledge. Since mounting hardware is not included, ensure you have the correct bolts and brackets compatible with your vehicle’s suspension. It is recommended to inspect existing leaf springs and suspension components for wear before installation. Professional installation is advised to guarantee correct fitment and safety.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures this leaf helper spring to meet or exceed OEM standards for durability and performance. The steel construction and protective black finish contribute to its longevity. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in materials and workmanship. Verify warranty terms with the product documentation or supplier.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":51895354065077,"sku":"BKKY-43-1577","price":116.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_431577_Fro.jpg?v=1774983552","url":"https:\/\/www.partcatalog.com\/products\/dorman-43-1577-leaf-helper-spring-rear","provider":"PartCatalog","version":"1.0","type":"link"}