{"product_id":"dorman-43-689-leaf-spring-assembly-rear","title":"Dorman 43-689 Leaf Spring Assembly - Rear","description":"\u003ch2\u003eDurable Leaf Spring Assembly for Ford F-150 Rear Suspension\u003c\/h2\u003e\u003cp\u003eThe Dorman 43-689 leaf spring assembly is engineered to provide reliable rear suspension support for Ford F-150 trucks. Constructed from high-quality steel with black bushings, this replacement leaf spring assembly is designed to restore your vehicle's ride height and load capacity without requiring axle modifications.\u003c\/p\u003e\u003ch2\u003eKey Features of the Dorman 43-689 Leaf Spring Assembly\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eMade from durable steel material for long-lasting performance\u003c\/li\u003e\n\u003cli\u003eIncludes black bushings for smooth suspension operation\u003c\/li\u003e\n\u003cli\u003eStandard replacement suspension grade for reliable support\u003c\/li\u003e\n\u003cli\u003eConsists of 4 leaves with a 3-inch width for balanced load distribution\u003c\/li\u003e\n\u003cli\u003eRear axle orientation designed specifically for Ford F-150 models\u003c\/li\u003e\n\u003cli\u003eLoad rate of 1700 lbs to maintain proper vehicle handling\u003c\/li\u003e\n\u003cli\u003eNo axle modification needed for installation\u003c\/li\u003e\n\u003cli\u003eLeaf spring arch length of 9.25 inches and pack thickness of 1.571 inches\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description of the Dorman 43-689 Leaf Spring Assembly\u003c\/h2\u003e\u003cp\u003eThis leaf spring assembly is crafted from high-strength steel, ensuring durability and resistance to wear under heavy loads. The black bushings included help reduce noise and vibration, contributing to a smoother ride. Designed as a standard replacement part, it matches the original equipment specifications for the Ford F-150 rear suspension system. With four leaves measuring 3 inches in width, this assembly provides consistent support and stability. The 1700 lbs load rate supports typical payloads without compromising suspension performance. Its 25-inch length and 9.25-inch arch length are engineered to fit the rear axle orientation of Ford F-150 trucks, making it a direct replacement that requires no axle modifications.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores proper ride height and suspension geometry on Ford F-150 rear axle\u003c\/li\u003e\n\u003cli\u003eReplaces worn or damaged leaf springs causing sagging or uneven load support\u003c\/li\u003e\n\u003cli\u003eImproves vehicle handling and stability under load\u003c\/li\u003e\n\u003cli\u003eEliminates excessive noise or vibration from deteriorated bushings\u003c\/li\u003e\n\u003cli\u003eSupports safe towing and payload capacity by maintaining suspension integrity\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 43-689 leaf spring assembly is straightforward and does not require axle modifications. Ensure the vehicle is securely lifted and supported before removing the old leaf spring. Since mounting hardware is not included, reuse existing hardware if in good condition or source appropriate replacements. Proper torque specifications should be followed to maintain suspension safety and performance.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty Information\u003c\/h2\u003e\u003cp\u003eDorman manufactures this leaf spring assembly to meet or exceed OEM standards for fit, form, and function. The steel construction and quality bushings contribute to a durable suspension component designed for long service life. While specific warranty details are not provided, Dorman products typically come with a limited warranty against defects in material and workmanship.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":52123231387829,"sku":"BKKY-43-689","price":251.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_43689_Fro.jpg?v=1775162866","url":"https:\/\/www.partcatalog.com\/products\/dorman-43-689-leaf-spring-assembly-rear","provider":"PartCatalog","version":"1.0","type":"link"}