{"product_id":"dorman-740-403-window-regulator","title":"Dorman 740-403 Window Regulator - Front Left","description":"\u003ch2\u003eReliable Window Regulator for BMW 318i, 318ti, 325i, 328i, and M3\u003c\/h2\u003e\u003cp\u003eThe Dorman 740-403 window regulator is designed to restore smooth electric window operation in select BMW models. Engineered with durable materials, this part ensures consistent performance for your vehicle's door window system.\u003c\/p\u003e\u003ch2\u003eKey Features of Dorman 740-403 Window Regulator\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGear Material: Plastic for quiet and efficient movement\u003c\/li\u003e\n\u003cli\u003eAttachment Type: Bolt on for secure installation\u003c\/li\u003e\n\u003cli\u003eFrame Material: Combination of metal and plastic for strength and flexibility\u003c\/li\u003e\n\u003cli\u003eWindow Operation Type: Electric, compatible with power window systems\u003c\/li\u003e\n\u003cli\u003eMotor Not Included, allowing use with existing motor\u003c\/li\u003e\n\u003cli\u003eInstallation Instructions Not Included\u003c\/li\u003e\n\u003cli\u003ePackage Contains One Power Regulator\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eDetailed Description\u003c\/h2\u003e\u003cp\u003eThe Dorman 740-403 window regulator is specifically designed for BMW 318i, 318ti, 325i, 328i, and M3 models. It features a plastic gear that provides smooth engagement with minimal noise, while the frame combines metal and plastic components to balance durability and weight. This bolt-on regulator is intended for electric window systems and does not include a motor, making it ideal for replacing a faulty regulator while retaining the original motor. The absence of mounting hardware and installation instructions means professional installation or prior experience is recommended.\u003c\/p\u003e\u003ch2\u003eCommon Issues Addressed by This Window Regulator\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eElectric window failing to move up or down smoothly\u003c\/li\u003e\n\u003cli\u003eWindow stuck in one position due to regulator malfunction\u003c\/li\u003e\n\u003cli\u003eGrinding or unusual noises when operating the window\u003c\/li\u003e\n\u003cli\u003eLoose or unstable window glass movement\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 318i, 318ti, 325i, 328i, and M3 models before installation\u003c\/li\u003e\n\u003cli\u003eRequires bolt-on attachment; verify all bolts and mounting points are secure\u003c\/li\u003e\n\u003cli\u003eMotor is not included; retain existing motor or purchase separately if needed\u003c\/li\u003e\n\u003cli\u003eProfessional installation is recommended due to lack of included instructions and mounting hardware\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 plastic gears and a sturdy metal\/plastic frame to ensure reliable operation. Warranty details should be confirmed at the time of purchase, as coverage may vary.\u003c\/p\u003e","brand":"Dorman","offers":[{"title":"Default Title","offer_id":44062638670005,"sku":"BKKY-740-403","price":90.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/1442\/1173\/files\/RB_740403_Fro.jpg?v=1775010639","url":"https:\/\/www.partcatalog.com\/products\/dorman-740-403-window-regulator","provider":"PartCatalog","version":"1.0","type":"link"}