Dorman 749-548 Window Regulator - Rear Left

Reliable Window Regulator for Ford Fusion and Lincoln MKZ

The Dorman 749-548 window regulator is designed for electric window operation in select Ford, Lincoln, and Mercury vehicles. This power window regulator offers a bolt-on attachment type and features a combination of plastic and metal frame materials for durability and performance.

Key Features of Dorman 749-548 Window Regulator

• Gear material constructed from durable plastic
• Bolt-on attachment type for straightforward installation
• Frame made from both metal and plastic components
• Electric window operation compatible with power window systems
• Includes one power regulator unit per package
• No motor or mounting hardware included
• Installation instructions not included

Detailed Product Description

The Dorman 749-548 window regulator is engineered to restore smooth and reliable window movement in vehicles such as the Ford Fusion, Lincoln MKZ, Mercury Milan, and Zephyr. Its plastic gear material reduces noise and wear, while the metal and plastic frame construction balances strength and weight. Designed for electric window systems, this regulator requires a bolt-on installation, making it a practical replacement part for body door repairs. Note that this unit does not include a motor or mounting hardware, so ensure compatibility with your existing components before installation.

Common Issues Addressed by This Window Regulator

• Window glass failing to move up or down smoothly
• Intermittent or non-functioning electric window operation
• Grinding or clicking noises during window movement
• Loose or unstable window glass within the door frame
• Broken or worn window regulator gears

Installation Notes and Tips

• Compatible with Ford Fusion, Lincoln MKZ, Mercury Milan, and Zephyr models
• Requires bolt-on attachment; verify existing mounting hardware before installation
• Motor not included—reuse existing motor or purchase separately if needed
• Installation instructions are not provided; professional installation is recommended if unfamiliar with window regulator replacement

Quality Assurance and Warranty Information

Dorman 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 durable frame to ensure reliable operation. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor.