{"product_id":"dorman-740-478-window-regulator","title":"Dorman 740-478 Window Regulator - Front Left","description":"\u003ch2\u003eReliable Electric Window Regulator for BMW 5 Series\u003c\/h2\u003e\u003cp\u003eThe Dorman 740-478 window regulator is designed specifically for BMW 525i, 528i, 530i, 540i, and M5 models. This electric window regulator offers a bolt-on attachment type and a durable metal and plastic frame to ensure smooth window operation without the motor included.\u003c\/p\u003e\u003ch2\u003eKey Features of Dorman 740-478 Window Regulator\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCompatible with BMW 525i, 528i, 530i, 540i, and M5 models\u003c\/li\u003e\n\u003cli\u003eElectric window operation type for seamless control\u003c\/li\u003e\n\u003cli\u003eBolt-on attachment type for straightforward installation\u003c\/li\u003e\n\u003cli\u003eDurable metal and plastic frame materials for strength and longevity\u003c\/li\u003e\n\u003cli\u003ePlastic gear material designed for smooth movement\u003c\/li\u003e\n\u003cli\u003ePackage includes one power regulator without motor or mounting hardware\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 740-478 window regulator is engineered to replace the electric window regulator in select BMW 5 Series vehicles, including the 525i, 528i, 530i, 540i, and M5. Featuring a combination of metal and plastic frame materials, this part balances durability with lightweight design. The plastic gear material ensures quiet and efficient window movement. This regulator is designed for bolt-on installation, making it a practical choice for professional repairs or experienced DIY enthusiasts. Note that the motor and mounting hardware are not included, allowing for compatibility with existing components.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Window Regulator\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eWindow glass failing to move up or down smoothly\u003c\/li\u003e\n\u003cli\u003eIntermittent or non-functional electric window operation\u003c\/li\u003e\n\u003cli\u003eGrinding or unusual noises during window movement\u003c\/li\u003e\n\u003cli\u003eLoose or unstable window glass alignment\u003c\/li\u003e\n\u003cli\u003eBroken or worn-out window regulator components\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Notes and Tips\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eEnsure compatibility with BMW 525i, 528i, 530i, 540i, or M5 before installation\u003c\/li\u003e\n\u003cli\u003eRequires bolt-on attachment; verify existing mounting hardware condition\u003c\/li\u003e\n\u003cli\u003eMotor not included; reuse existing motor or purchase separately if needed\u003c\/li\u003e\n\u003cli\u003eInstallation instructions are not included; professional installation recommended if unfamiliar with window regulator replacement\u003c\/li\u003e\n\u003c\/ul\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 this window regulator does not include a motor or mounting hardware, it is built with quality materials such as metal and plastic frames and plastic gears to ensure reliable performance. Please consult the product packaging or Dorman’s official resources for specific warranty details related to part number 740-478.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44062644535477,"sku":"BKKY-740-478","price":103.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_740478_Fro.jpg?v=1775010648","url":"https:\/\/www.partcatalog.com\/products\/dorman-740-478-window-regulator","provider":"PartCatalog","version":"1.0","type":"link"}