{"product_id":"86516402-genuine-gm-front-headlamp-assembly-for-sierra-hd-6-6l-v8","title":"86516402 Genuine GM Front Headlamp Assembly For Sierra HD 6.6L V8","description":"\u003ch2 data-start=\"479\" data-end=\"779\"\u003eDescription\u003c\/h2\u003e\n\u003cp data-start=\"81\" data-end=\"334\"\u003eThe 86516402 is a genuine GM front headlamp assembly designed for Sierra HD models equipped with the 6.6L V8 engine. It provides proper forward illumination and maintains correct integration with the factory lighting and mounting system.\u003c\/p\u003e\n\u003ch2\u003eVehicle Compatibility\u003c\/h2\u003e\n\u003ctable style=\"width: 100%; height: autopx;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003cth style=\"width: 7.62343%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eYear\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 30.8035%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 33.088%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eEngine\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth style=\"width: 27.9526%; text-align: center; height: 19.6px;\"\u003e\u003cstrong\u003eTrims\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 7.62343%; height: 39.2px;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"width: 30.8035%; height: 39.2px;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 33.088%; height: 39.2px;\"\u003e6.6L V8 Diesel, 6.6L V8 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 27.9526%; height: 39.2px;\"\u003ePro, SLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 7.62343%; height: 39.2px;\"\u003e2025\u003c\/td\u003e\n\u003ctd style=\"width: 30.8035%; height: 39.2px;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 33.088%; height: 39.2px;\"\u003e6.6L V8 Diesel, 6.6L V8 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 27.9526%; height: 39.2px;\"\u003ePro, SLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 7.62343%; height: 39.2px;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"width: 30.8035%; height: 39.2px;\"\u003eGMC Sierra 2500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 33.088%; height: 39.2px;\"\u003e6.6L V8 Diesel, 6.6L V8 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 27.9526%; height: 39.2px;\"\u003ePro, SLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 7.62343%; height: 39.2px;\"\u003e2024\u003c\/td\u003e\n\u003ctd style=\"width: 30.8035%; height: 39.2px;\"\u003eGMC Sierra 3500 HD\u003c\/td\u003e\n\u003ctd style=\"width: 33.088%; height: 39.2px;\"\u003e6.6L V8 Diesel, 6.6L V8 Gas\u003c\/td\u003e\n\u003ctd style=\"width: 27.9526%; height: 39.2px;\"\u003ePro, SLE\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 style=\"height: 95px; width: 100% !important; table-layout: fixed !important; display: table !important;\" class=\"product-table\"\u003e\n\u003ccolgroup\u003e\n\u003ccol style=\"width: 29.7677%;\"\u003e\n\u003ccol style=\"width: 70.0629%;\"\u003e\n\u003c\/colgroup\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 16.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e86516402\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront Headlamp Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd\u003e\u003cstrong\u003eYears\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2024–2025\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eVehicle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eGMC Yukon\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePosition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTrim Compatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePro, SLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLighting Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eType 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp data-start=\"1555\" data-end=\"1574\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2 data-start=\"1555\" data-end=\"1574\"\u003eProduct Features\u003c\/h2\u003e\n\u003cp\u003eThe 86516402 front headlamp assembly is built to match factory performance and installation requirements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for Sierra HD applications to ensure proper fit and positioning.\u003c\/li\u003e\n\u003cli\u003eSupports factory lighting system operation with correct electrical compatibility.\u003c\/li\u003e\n\u003cli\u003eDirect-fit construction allows proper alignment with original mounting locations.\u003c\/li\u003e\n\u003cli\u003eMaintains correct beam pattern for consistent road visibility.\u003c\/li\u003e\n\u003cli\u003eCompatible with OEM connectors and factory hardware.\u003c\/li\u003e\n\u003cli\u003eBuilt to GM specifications for proper function and durability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-start=\"1893\" data-end=\"1913\"\u003eApplication Notes\u003c\/h2\u003e\n\u003cp data-start=\"3420\" data-end=\"3618\"\u003eThe 86516402 is intended for Sierra HD vehicles equipped with the 6.6L V8 engine and factory headlamp system. It installs using factory mounting points and standard electrical connections.\u003cbr\u003e\u003c\/p\u003e\n\u003cblockquote\u003e\n\u003cp data-start=\"3620\" data-end=\"3727\"\u003eAlways verify part number and vehicle configuration before installation.\u003c\/p\u003e\n\u003c\/blockquote\u003e","brand":"GM","offers":[{"title":"Default Title","offer_id":48535888920803,"sku":"86516402","price":1568.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/5122\/4547\/files\/s-l1600_f4c6ba08-986c-40a9-bdab-b59c59daf861.webp?v=1780565517","url":"https:\/\/unitautoparts.com\/products\/86516402-genuine-gm-front-headlamp-assembly-for-sierra-hd-6-6l-v8","provider":"Unit Auto Parts","version":"1.0","type":"link"}