Dorman 752-399 Window Regulator - Front Right

Reliable Window Regulator for Volvo S40 and V50

The Dorman 752-399 window regulator is designed to restore smooth electric window operation in your Volvo S40 or V50. Engineered with durable materials and precise fitment, this part ensures consistent performance without the need for a motor replacement.

Key Features of the Dorman 752-399 Window Regulator

• Gear material constructed from plastic for reliable engagement
• Frame made from a combination of metal and plastic for strength and flexibility
• Bolt-on attachment type for secure and straightforward installation
• Electric window operation compatible, designed for power window systems
• Includes installation instructions to assist with proper setup
• Package contains one power window regulator unit

Detailed Description of the Dorman 752-399 Window Regulator

This window regulator is specifically engineered for Volvo S40 and V50 models, providing a direct replacement for the factory part. The plastic gear ensures smooth movement of the window glass, while the mixed metal and plastic frame offers a balance of durability and weight reduction. The bolt-on attachment type allows for a secure fit without modification. Note that this unit does not include a motor, making it ideal for vehicles where the motor remains functional or is being replaced separately.

Common Issues Addressed by This Window Regulator

• Window glass failing to move up or down smoothly
• Grinding or slipping noises during window operation
• Window becoming stuck in one position
• Worn or broken regulator gears causing erratic window movement
• Loose or unstable window glass alignment

Installation Notes and Tips

Installation requires removal of the door panel and careful handling of the window glass. The bolt-on design simplifies mounting, but ensure all bolts are tightened to manufacturer specifications. Since mounting hardware is not included, retain original bolts or source replacements as needed. Follow the included installation instructions closely to avoid damage to the regulator or window components.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. The 752-399 window regulator undergoes quality checks to ensure reliable operation in Volvo S40 and V50 vehicles. Installation instructions are provided to support proper setup. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.