Dorman 740-052 Window Regulator - Rear Left

Reliable Window Regulator for Volkswagen Passat

The Dorman 740-052 window regulator is designed specifically for Volkswagen Passat models requiring an electric window operation replacement. This power window regulator offers a bolt-on attachment type and comes with installation instructions to assist in a straightforward replacement process.

• Compatible with Volkswagen Passat electric window systems
• Durable plastic gear and housing materials
• Metal and plastic frame construction for balanced strength
• Bolt-on attachment type for secure mounting
• Includes one power regulator without motor or mounting hardware
• Installation instructions included for ease of use

Product Details and Construction

The Dorman 740-052 window regulator features a plastic gear and housing, which helps reduce weight while maintaining durability. The frame combines metal and plastic components to provide structural integrity and resistance to wear. This part is designed for electric window operation but does not include a motor, making it suitable for replacing the regulator mechanism only. The bolt-on attachment type ensures a secure fit within the door assembly of Volkswagen Passat vehicles. Installation instructions are provided to guide through the replacement process, although mounting hardware is not included.

Common Applications and Problem Resolution

This window regulator is used to restore proper window function in Volkswagen Passat models experiencing issues such as:

• Window glass failing to move up or down smoothly
• Intermittent or complete window operation failure
• Grinding or unusual noises during window movement
• Loose or misaligned window glass
• Broken or worn regulator gears or frame components

Installation Notes and Tips

When installing the Dorman 740-052 window regulator, ensure the following:

• Verify compatibility with your specific Volkswagen Passat model year
• Use the included installation instructions for step-by-step guidance
• Retain original mounting hardware or source appropriate bolts as mounting hardware is not included
• Handle the plastic gear and housing carefully to avoid damage during installation
• Test window operation before fully reassembling the door panel

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 740-052 window regulator undergoes quality checks to ensure reliable performance in Volkswagen Passat vehicles. Installation instructions are included to support proper fitting. Please consult Dorman’s warranty policy for specific coverage details related to this part.