Dorman 740-681 Window Regulator - Front Left

Reliable Window Regulator for Nissan Frontier and Xterra

The Dorman 740-681 window regulator is designed to restore smooth electric window operation for Nissan Frontier and Xterra models. Engineered with durable materials, this power window regulator offers a bolt-on installation solution for your vehicle's front door.

• Compatible with Nissan Frontier and Nissan Xterra front doors
• Electric window operation type for seamless power window control
• Durable metal and plastic frame construction for strength and longevity
• Plastic gear material designed for smooth and quiet function
• Bolt-on attachment type for straightforward installation
• Includes one power regulator unit; mounting hardware and motor not included

Product Details and Specifications

The Dorman 740-681 window regulator features a combination of metal and plastic frame materials that balance durability with weight considerations. The plastic gear ensures consistent engagement and reduces noise during window movement. This part is designed specifically for electric window systems and does not include a motor, making it ideal for replacing a faulty regulator while reusing the existing motor assembly. The bolt-on attachment type simplifies the installation process, although mounting hardware and installation instructions are not included with the package.

Common Applications and Problem Resolution

This window regulator is intended for use in Nissan Frontier and Nissan Xterra vehicles experiencing issues with their front door power windows. It addresses several common problems, including:

• Window glass that fails to move up or down smoothly
• Intermittent or complete loss of electric window function
• Grinding or unusual noises during window operation caused by worn gears
• Loose or unstable window glass due to damaged regulator frame
• Window stuck in a partially open or closed position

Installation Notes and Tips

Installation of the Dorman 740-681 window regulator requires removal of the door panel and disconnection of the existing regulator. Since mounting hardware and motor are not included, retain original components if they are in good condition. The bolt-on design allows for a direct replacement without modification. It is recommended to test the window operation before reassembling the door panel to ensure proper fit and function.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. While this window regulator does not include a motor or mounting hardware, it is built with quality materials such as metal and plastic components to provide reliable service. Please refer to Dorman's warranty policy for specific coverage details related to this part number 740-681.