{"product_id":"dorman-22-1289hd-leaf-spring-assembly-rear","title":"Dorman 22-1289HD Leaf Spring Assembly - Rear","description":"\u003ch2\u003eDurable Leaf Spring Assembly for Heavy-Duty Suspension\u003c\/h2\u003e\u003cp\u003eThe Dorman 22-1289HD leaf spring assembly is engineered to provide reliable rear suspension support for Chevrolet and GMC heavy-duty trucks. Designed with high-quality steel and a heavy-duty load rate, this leaf spring assembly ensures consistent performance under demanding conditions.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eConstructed from durable steel material for strength and longevity\u003c\/li\u003e\n\u003cli\u003eHeavy-duty suspension grade with a 3200 lb load rate\u003c\/li\u003e\n\u003cli\u003eSingle leaf design with a 2.5-inch width for precise fitment\u003c\/li\u003e\n\u003cli\u003eBlack finish with black bushings included for corrosion resistance\u003c\/li\u003e\n\u003cli\u003eCompatible with rear axle orientation on select Chevrolet and GMC trucks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eProduct Details and Specifications\u003c\/h2\u003e\u003cp\u003eThe Dorman 22-1289HD leaf spring assembly features a 32-inch length and a 6.5-inch arch length, providing the necessary support and flexibility for heavy-duty applications. This assembly includes black bushings to reduce noise and vibration, enhancing ride quality. It is designed specifically for rear axle installation and does not require axle modification, simplifying the replacement process. The pack thickness measures 3.234 inches, ensuring proper suspension geometry and load distribution.\u003c\/p\u003e\u003ch2\u003eCompatible Vehicles and Applications\u003c\/h2\u003e\u003cp\u003eThis leaf spring assembly is compatible with the following models:\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eChevrolet Sierra 2500 and 2500 HD\u003c\/li\u003e\n\u003cli\u003eChevrolet Sierra 3500 and 3500 HD\u003c\/li\u003e\n\u003cli\u003eChevrolet Silverado 2500 and 2500 HD\u003c\/li\u003e\n\u003cli\u003eChevrolet Silverado 3500 and 3500 HD\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 2500 and 2500 HD\u003c\/li\u003e\n\u003cli\u003eGMC Sierra 3500 and 3500 HD\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCommon Suspension Issues Addressed\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eSagging or worn leaf springs causing uneven ride height\u003c\/li\u003e\n\u003cli\u003eReduced load carrying capacity affecting vehicle stability\u003c\/li\u003e\n\u003cli\u003eExcessive noise or vibration from deteriorated bushings\u003c\/li\u003e\n\u003cli\u003ePoor handling due to weakened suspension components\u003c\/li\u003e\n\u003cli\u003eRear axle misalignment or suspension sag under heavy loads\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eThe Dorman 22-1289HD leaf spring assembly is designed for direct replacement without the need for axle modification. Ensure the vehicle is properly supported and the rear axle is securely positioned before beginning installation. 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 integrity and safety.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman manufactures this leaf spring assembly to meet or exceed OEM standards, using high-grade steel and quality bushings for durability. While specific warranty details are not provided, Dorman products typically come with a limited warranty covering 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":52123085537461,"sku":"BKKY-22-1289HD","price":430.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_221289HD_Fro.jpg?v=1775162782","url":"https:\/\/www.partcatalog.com\/products\/dorman-22-1289hd-leaf-spring-assembly-rear","provider":"PartCatalog","version":"1.0","type":"link"}