Dorman 749-464 Window Regulator - Rear Left

Reliable Electric Window Regulator for BMW Models

The Dorman 749-464 window regulator is designed to restore smooth window operation for select BMW vehicles. Engineered with durable materials, this electric window regulator ensures consistent performance for your BMW 525i, 530i, 535i, and other compatible models.

• Electric window operation type for seamless power window control
• Durable plastic gear material for reliable movement
• Metal and plastic frame construction for strength and flexibility
• Bolt-on attachment type for secure installation
• Includes one power regulator unit; motor and mounting hardware not included

Product Details and Specifications

The Dorman 749-464 window regulator features a combination of plastic gears and a mixed metal and plastic frame to provide a balance of durability and lightweight design. This part is designed for electric window systems and does not include a motor, making it ideal for replacing the regulator mechanism itself. The bolt-on attachment type allows for a straightforward installation process on compatible BMW models. Note that mounting hardware and installation instructions are not included with this part.

Compatible BMW Models

This window regulator is compatible with a range of BMW vehicles, including the 525i, 525xi, 528i, 528i xDrive, 528xi, 530i, 530xi, 535i, 535i xDrive, 535xi, 545i, 550i, and M5 models. Ensure compatibility by verifying your vehicle’s model and year before purchase.

Common Issues Addressed by This Window Regulator

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

Installation Notes and Tips

Installation requires removal of the door panel and careful handling of the window glass. Since mounting hardware and motor are not included, retain original components or source replacements as needed. The bolt-on design facilitates a secure fit, but professional installation is recommended if unfamiliar with window regulator replacement procedures.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While this window regulator does not include a motor or mounting hardware, it is built with quality plastic gears and a sturdy frame to ensure reliable operation. Please consult Dorman’s warranty policy for specific coverage details related to part number 749-464.