{"product_id":"86581006-genuine-gm-front-headlamp-assembly-for-sierra-hd-6-6l-v8","title":"86581006 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=\"333\"\u003eThe 86581006 is a genuine GM front headlamp assembly designed for Sierra HD trucks equipped with the 6.6L V8 engine. It provides correct forward lighting performance and fits properly with the factory mounting and electrical 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: 98px; width: 100% !important; table-layout: fixed !important; display: table !important;\" class=\"product-table\"\u003e\n\u003ccolgroup\u003e \u003ccol style=\"width: 29.7677%;\"\u003e \u003ccol style=\"width: 70.0629%;\"\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;\"\u003e86581006\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"height: 19.6px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"height: 19.6px;\"\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;\"\u003eFront Headlamp 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\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 86581006 front headlamp assembly is built to match factory performance and installation requirements:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEngineered to fit Sierra HD front structure with accurate positioning.\u003c\/li\u003e\n\u003cli\u003eMaintains proper connection with the original wiring harness.\u003c\/li\u003e\n\u003cli\u003eDesigned for direct installation using factory mounting points.\u003c\/li\u003e\n\u003cli\u003eProvides stable beam pattern for consistent road visibility.\u003c\/li\u003e\n\u003cli\u003eMatches OEM connector layout and housing design.\u003c\/li\u003e\n\u003cli\u003eProduced to GM specifications for dependable operation.\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 86581006 is intended for Sierra HD models with the 6.6L V8 engine and factory-installed headlamp system. It installs in place using original mounting hardware 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":48535898226915,"sku":"86581006","price":1268.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0769\/5122\/4547\/files\/s-l1600_73abfcc6-fade-4eba-b6ef-b4b0a33160a1.webp?v=1774343525","url":"https:\/\/unitautoparts.com\/products\/86581006-genuine-gm-front-headlamp-assembly-for-sierra-hd-6-6l-v8","provider":"Unit Auto Parts","version":"1.0","type":"link"}