Dorman 740-664 Window Regulator - Front Left

Reliable Window Regulator for Ford and Mercury Vehicles

The Dorman 740-664 window regulator is designed for electric window operation in select Ford and Mercury models. This power regulator offers a bolt-on attachment type and features a combination of metal and plastic frame materials for durability and performance.

Key Features of Dorman 740-664 Window Regulator

• Compatible with Ford Crown Victoria, Mercury Grand Marquis, and Marauder models
• Electric window operation type for smooth functionality
• Bolt-on attachment for straightforward installation
• Durable frame constructed from both metal and plastic materials
• Plastic gear material designed for reliable gear engagement
• Does not include motor or mounting hardware
• Package contains one power regulator unit

Detailed Product Description

The Dorman 740-664 window regulator is engineered to restore proper window movement in Ford Crown Victoria, Mercury Grand Marquis, and Marauder vehicles. This part features a plastic gear mechanism that works in conjunction with an electric window motor (sold separately) to raise and lower the window glass smoothly. The frame combines metal and plastic components to balance strength and weight, ensuring consistent operation over time. The bolt-on attachment type simplifies the replacement process, making it a practical choice for professional repairs or DIY maintenance.

Common Issues Addressed by This Window Regulator

• Window glass failing to move up or down
• Intermittent or slow window operation
• Grinding or clicking noises during window movement
• Window stuck in one position
• Worn or broken gear components within the regulator

Installation Notes and Tips

• Ensure the electric motor is compatible and installed separately, as it is not included
• Use appropriate tools for bolt-on attachment to avoid damage
• Verify window alignment after installation for smooth operation
• Consult vehicle-specific repair manuals for detailed installation procedures
• Mounting hardware is not included; retain original hardware or source replacements as needed

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 installation instructions, it is designed for professional-grade repairs. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor or retailer.