Dorman 749-474 Window Regulator - Front Left

Reliable Window Regulator for Mazda MX-5 Miata

The Dorman 749-474 window regulator is designed specifically for Mazda MX-5 and MX-5 Miata models. This electric window regulator offers a durable solution for restoring smooth window operation without the need for a motor replacement.

Key Features of Dorman 749-474 Window Regulator

• Gear material constructed from plastic for consistent performance
• Frame made from a combination of metal and plastic for strength and durability
• Bolt-on attachment type ensures secure mounting
• Electric window operation compatible with factory systems
• Includes one power regulator unit without motor or mounting hardware

Detailed Product Description

The Dorman 749-474 window regulator is engineered to meet the specific requirements of Mazda MX-5 and MX-5 Miata vehicles. Featuring a plastic gear and a mixed metal and plastic frame, this part balances durability with lightweight design. The bolt-on attachment type allows for a straightforward installation process, although mounting hardware is not included. This window regulator is designed for electric window systems and does not include a motor, making it ideal for replacing the regulator mechanism while retaining the original motor if it remains functional.

Common Applications and Problem Resolution

• Fixes windows that fail to move up or down smoothly
• Resolves issues with window alignment or binding
• Replaces worn or broken regulator gears causing window malfunction
• Restores electric window operation in Mazda MX-5 and MX-5 Miata models
• Addresses rattling or loose window movement due to regulator wear

Installation Notes and Tips

Installation of the Dorman 749-474 window regulator requires removal of the door panel and careful handling of the window glass. Since mounting hardware and installation instructions are not included, it is recommended to retain original hardware or source compatible bolts. Professional installation is advised for proper alignment and secure attachment. Ensure the electric window motor is tested before installation, as this part does not include a motor.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While specific warranty details for part number 749-474 are not provided here, Dorman typically offers limited warranties covering defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer documentation.