{"product_id":"dorman-42124-headlight-adjusting-screw","title":"Dorman 42124 Headlight Adjusting Screw","description":"\u003ch2\u003eHeadlight Adjusting Screw for Sealed Beam Headlamps\u003c\/h2\u003e\u003cp\u003eDorman 42124 is a specific-fit headlight adjusting screw designed to match the original part’s fit and function on selected vehicles. Built from metal and plastic materials, it provides a direct replacement for sealed beam headlight adjustment hardware where precise aiming is needed.\u003c\/p\u003e\u003cp\u003eCompatible With 1976-1979 Cadillac Fleetwood, 1976-1979 Cadillac Seville, 1976-1978 Cadillac DeVille, and 1976-1978 Cadillac Eldorado applications that use sealed beam headlamps. The Dorman 42124 headlight adjusting screw supports accurate headlamp alignment on these Cadillac models.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSpecific fit for selected Cadillac headlight assemblies\u003c\/li\u003e\n\u003cli\u003eDesigned for sealed beam headlight systems\u003c\/li\u003e\n\u003cli\u003eAdjustable screw-on design for headlamp aiming\u003c\/li\u003e\n\u003cli\u003eConstructed from metal and plastic materials\u003c\/li\u003e\n\u003cli\u003eDirect replacement for original-style adjustment hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Overview\u003c\/h2\u003e\u003cp\u003eThis headlight adjusting screw is engineered to restore the adjustment point used to aim sealed beam headlights. On 1976-1979 Cadillac Fleetwood and Seville, as well as 1976-1978 Cadillac DeVille and Eldorado models, the part helps maintain proper headlamp positioning after service, wear, or replacement of the original hardware. Dorman 42124 is a practical OE-style solution when the factory adjuster is damaged, missing, or no longer holds alignment.\u003c\/p\u003e\u003cp\u003eThis part cross-references 421242 and 4006204 for the same application.\u003c\/p\u003e\u003ch2\u003eCommon Uses\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBroken or stripped headlight adjuster threads\u003c\/li\u003e\n\u003cli\u003eLoose headlamp aim on sealed beam systems\u003c\/li\u003e\n\u003cli\u003eMissing original adjustment screw hardware\u003c\/li\u003e\n\u003cli\u003eUneven headlight beam alignment after repair\u003c\/li\u003e\n\u003cli\u003eRestoring adjustment function on classic Cadillac lighting assemblies\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eVerify sealed beam headlight configuration before installation. Match the original adjuster style and thread engagement to the existing headlamp bucket or mounting point. Because installation hardware is not included, reuse serviceable related components or source the required mounting pieces separately as needed. Confirm headlight aim after installation to meet vehicle lighting requirements.\u003c\/p\u003e\u003ch2\u003eQuality Assurance\u003c\/h2\u003e\u003cp\u003eDorman designs this part to match the fit and function of the original component on specified vehicles. The construction and application-specific design support reliable operation in the intended Cadillac headlight assemblies.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44669478109365,"sku":"BCZF-42124","price":17.71,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/MM_42124_Fro.jpg?v=1775078679","url":"https:\/\/www.partcatalog.com\/products\/dorman-42124-headlight-adjusting-screw","provider":"PartCatalog","version":"1.0","type":"link"}