{"product_id":"86516406-genuine-gm-headlamp-assembly-for-gmc-sierra-2500hd-6-6l-v8","title":"86516406 Genuine GM Headlamp Assembly For GMC Sierra 2500HD 6.6L V8","description":"\u003ch2 data-end=\"779\" data-start=\"479\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"81\" data-end=\"539\"\u003eThe 86516406 headlamp assembly is a factory GM unit designed to provide proper illumination and visibility for GMC Sierra 2500HD models. It maintains correct beam pattern, secure mounting, and full compatibility with the original vehicle electrical system.\u003c\/p\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: auto;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"width: 6.52174%; height: 19.6px; text-align: center;\"\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 24.0942%; height: 19.6px; text-align: center;\"\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 32.0477%; height: 19.6px; text-align: center;\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 36.2494%; height: 19.6px; text-align: center;\"\u003e\u003cstrong\u003eTrims\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.52174%;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"width: 24.0942%;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 32.0477%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 36.2494%;\"\u003eDenali, Denali Ultimate, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.52174%;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"width: 24.0942%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 32.0477%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 36.2494%;\"\u003eDenali, Denali Ultimate, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.52174%;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"width: 24.0942%;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 32.0477%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 36.2494%;\"\u003eDenali, Denali Ultimate, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 6.52174%;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"width: 24.0942%;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 32.0477%;\"\u003e6.6L V8 - Diesel, 6.6L V8 - Gas\u003c\/td\u003e\n\u003ctd style=\"width: 36.2494%;\"\u003eDenali, Denali Ultimate, SLT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003eGeneral Specifications\u003c\/h2\u003e\n\u003cdiv style=\"width: 100%; display: block;\"\u003e\n\u003ctable class=\"product-table\" style=\"height: 142.183px; width: 100% !important; table-layout: fixed !important; display: table !important;\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 29.6763%;\"\u003e \u003ccol style=\"width: 69.964%;\"\u003e \u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e86516406\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 24.5833px;\"\u003e\n\u003ctd style=\"height: 24.5833px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 24.5833px;\"\u003eGM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eHeadlamp Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e2024–2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003ePosition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003eFront\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e13.65 Ib\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-end=\"1574\" data-start=\"1555\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 data-end=\"1574\" data-start=\"1555\"\u003eProduct Features\u003c\/h2\u003e\n\u003cp\u003eThe 86516406 headlamp assembly is built to match factory performance and installation requirements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for GMC Sierra 2500HD applications\u003c\/li\u003e\n\u003cli\u003eMaintains factory beam alignment and lighting output\u003c\/li\u003e\n\u003cli\u003eUses OEM-style electrical connections\u003c\/li\u003e\n\u003cli\u003eBuilt to original dimensions for proper fitment\u003c\/li\u003e\n\u003cli\u003eInstalls using factory mounting locations\u003c\/li\u003e\n\u003cli\u003eProvides stable and consistent illumination under normal conditions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"1913\" data-start=\"1893\"\u003eApplication Notes\u003c\/h2\u003e\n\u003cp data-start=\"1703\" data-end=\"1927\"\u003eThe 86516406 is intended for GMC Sierra 2500HD vehicles equipped with the factory headlamp system listed above. It installs directly using original mounting points and connectors without modification.\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp data-start=\"1929\" data-end=\"2060\"\u003eAlways verify part number, vehicle year, and lighting configuration before installation.\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"GM","offers":[{"title":"Default Title","offer_id":48532644954339,"sku":"86516406","price":979.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/5122\/4547\/files\/s-l1600_4e0a1ece-ffcf-4aca-97d7-c8455e21019a.webp?v=1773666549","url":"https:\/\/unitautoparts.com\/products\/86516406-genuine-gm-headlamp-assembly-for-gmc-sierra-2500hd-6-6l-v8","provider":"Unit Auto Parts","version":"1.0","type":"link"}