{"product_id":"dorman-749-143-window-regulator","title":"Dorman 749-143 Window Regulator - Front Left","description":"\u003ch2\u003eOverview of Dorman 749-143 Window Regulator for Mazda MX-3\u003c\/h2\u003e\u003cp\u003eThe Dorman 749-143 manual window regulator is designed specifically for the Mazda MX-3, providing reliable window operation without the need for a motor. This bolt-on replacement part features a combination of plastic and metal components engineered for durability and ease of installation.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eCompatible with Mazda MX-3 models requiring manual window operation\u003c\/li\u003e\n\u003cli\u003eGear material constructed from durable plastic\u003c\/li\u003e\n\u003cli\u003eFrame made from a combination of metal and plastic for strength and flexibility\u003c\/li\u003e\n\u003cli\u003eBolt-on attachment type for secure mounting\u003c\/li\u003e\n\u003cli\u003eIncludes one manual window regulator without motor or mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 749-143 window regulator is a manual type designed to replace worn or damaged regulators in Mazda MX-3 vehicles. Its gear is made from plastic, which balances smooth operation with resistance to wear. The frame combines metal and plastic materials to provide structural integrity while maintaining a lightweight design. This part is a bolt-on style, ensuring a straightforward installation process without the need for additional mounting hardware, which is not included. The regulator does not include a motor or wiring, as it is intended for manual window systems.\u003c\/p\u003e\u003ch2\u003eCommon Applications and Problem Resolution\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eRestores manual window functionality in Mazda MX-3 models\u003c\/li\u003e\n\u003cli\u003eReplaces broken or stripped window gears causing window slippage\u003c\/li\u003e\n\u003cli\u003eFixes windows that fail to stay in position or move smoothly\u003c\/li\u003e\n\u003cli\u003eAddresses issues with window regulators that have worn or damaged frames\u003c\/li\u003e\n\u003cli\u003eSolves problems related to manual window operation without electrical components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cp\u003eInstallation of the Dorman 749-143 window regulator requires basic mechanical skills and tools. Since mounting hardware and installation instructions are not included, it is recommended to retain original hardware or source compatible bolts. The bolt-on design facilitates alignment and secure attachment to the door frame. Care should be taken to properly position the regulator to ensure smooth window movement and prevent premature wear.\u003c\/p\u003e\u003ch2\u003eQuality Assurance and Warranty\u003c\/h2\u003e\u003cp\u003eDorman parts are manufactured to meet or exceed OEM standards for fit and function. While specific warranty details for part number 749-143 are not provided, Dorman typically offers limited warranties covering defects in material and workmanship. This window regulator is engineered to provide consistent manual window operation for the Mazda MX-3, supporting long-term reliability when installed correctly.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44075747868853,"sku":"BKKY-749-143","price":76.39,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_749143_Fro.jpg?v=1775011129","url":"https:\/\/www.partcatalog.com\/products\/dorman-749-143-window-regulator","provider":"PartCatalog","version":"1.0","type":"link"}