{"product_id":"dorman-43-1581-leaf-helper-spring-rear","title":"Dorman 43-1581 Leaf Helper Spring - Rear","description":"\u003ch2\u003eDurable Leaf Helper Spring for Ford F-350 Super Duty\u003c\/h2\u003e\u003cp\u003eThe Dorman 43-1581 leaf helper spring is engineered to provide additional support and load capacity for your Ford F-350 Super Duty. Constructed from high-quality steel, this component enhances suspension strength and stability under heavy loads.\u003c\/p\u003e\u003ch2\u003eKey Features of Dorman Leaf Helper Spring 43-1581\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMade from durable steel (acero) for long-lasting performance\u003c\/li\u003e\n\u003cli\u003eLength of 43.25 inches and width of 3 inches for precise fitment\u003c\/li\u003e\n\u003cli\u003eThickness of 0.558 inches to increase leaf spring load capacity\u003c\/li\u003e\n\u003cli\u003eLoad increase strength and maximum load rating of 600 lbs\u003c\/li\u003e\n\u003cli\u003eFinished in black for corrosion resistance and a clean appearance\u003c\/li\u003e\n\u003cli\u003eCompatible with Ford F-350 Super Duty suspension systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Leaf Helper Spring\u003c\/h2\u003e\u003cp\u003eThe Dorman 43-1581 leaf helper spring is designed to reinforce the existing suspension leaf springs on the Ford F-350 Super Duty. Its steel construction ensures rigidity and durability, while the 0.558-inch thickness provides a significant increase in load-bearing capacity. Measuring 43.25 inches in length and 3 inches in width, this helper spring fits seamlessly alongside the factory leaf springs to improve vehicle stability and handling when carrying heavy loads. The black finish offers protection against rust and wear, extending the service life of the component.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Solving\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSupports additional payload capacity for heavy-duty towing and hauling\u003c\/li\u003e\n\u003cli\u003eReduces sagging and bottoming out under heavy loads\u003c\/li\u003e\n\u003cli\u003eImproves rear suspension stability and ride quality\u003c\/li\u003e\n\u003cli\u003eHelps maintain proper vehicle height and alignment\u003c\/li\u003e\n\u003cli\u003eMitigates excessive leaf spring stress and potential damage\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 43-1581 leaf helper spring requires removal of the rear leaf springs on the Ford F-350 Super Duty. Ensure the vehicle is securely lifted and supported before beginning work. This part does not include mounting hardware, so verify that existing bolts and brackets are in good condition or obtain appropriate hardware separately. Proper torque specifications should be followed to maintain safety and performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures the 43-1581 leaf helper spring to meet or exceed OEM standards for material and construction. The steel used provides consistent strength and durability under demanding conditions. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering defects in material and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52123229847733,"sku":"BKKY-43-1581","price":155.56,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_431581_Fro.jpg?v=1775162862","url":"https:\/\/www.partcatalog.com\/products\/dorman-43-1581-leaf-helper-spring-rear","provider":"PartCatalog","version":"1.0","type":"link"}