Dorman 749-544 Window Regulator - Rear Left

Reliable Window Regulator for Ford Expedition and Lincoln Navigator

The Dorman 749-544 window regulator is designed to restore smooth electric window operation in select Ford and Lincoln SUVs. Engineered with durable materials, this power window regulator is compatible with Ford Expedition and Lincoln Navigator models, providing a direct bolt-on replacement for your vehicle's door assembly.

Key Features of the Dorman 749-544 Window Regulator

• Gear material constructed from plastic for consistent performance
• Frame made of a combination of metal and plastic for strength and durability
• Electric window operation type designed for power window systems
• Bolt-on attachment type for straightforward installation
• Includes one power regulator unit per package
• No motor or mounting hardware included, designed for use with existing components
• Installation instructions not included, recommended for experienced installers

Detailed Product Description

The Dorman 749-544 window regulator is a replacement part specifically engineered for electric window systems in Ford Expedition and Lincoln Navigator vehicles. Its plastic gear material ensures smooth engagement with the window mechanism, while the mixed metal and plastic frame provides a balance of rigidity and weight savings. This regulator is designed to bolt directly onto the door frame, making it a practical choice for restoring window functionality without extensive modifications. Note that this part does not include a motor or mounting hardware, so it is intended for use with your vehicle’s existing components.

Common Issues Addressed by This Window Regulator

• Window glass failing to move up or down smoothly
• Intermittent or complete loss of electric window operation
• Grinding or clicking noises during window movement
• Window becoming stuck in one position
• Worn or broken regulator gears causing window misalignment

Installation Notes and Tips

Installation of the Dorman 749-544 window regulator requires removal of the door panel and careful handling of the window glass. Since mounting hardware and motor are not included, verify compatibility with your existing components before installation. The bolt-on design simplifies attachment, but professional installation or advanced mechanical skills are recommended. Consult your vehicle’s service manual for detailed procedures.

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 come with included installation instructions, it is backed by Dorman’s quality control processes. Please refer to Dorman’s official warranty policy for coverage details on the 749-544 window regulator.