Dorman 749-001 Window Regulator - Rear Left

Overview of Dorman Window Regulator for BMW Models

The Dorman 749-001 window regulator is designed for electric window operation in select BMW vehicles. This power window regulator is compatible with BMW 525i, 528i, 530i, 540i, and M5 models, providing a reliable replacement part for your vehicle's door assembly.

• Compatible with BMW 525i, 528i, 530i, 540i, and M5 models
• Electric window operation type
• Durable metal and plastic frame construction
• Plastic gear material for smooth movement
• Bolt-on attachment type for secure installation
• Includes one power regulator without motor or mounting hardware

Product Details and Specifications

The Dorman 749-001 window regulator features a combination of metal and plastic frame materials, ensuring structural integrity while maintaining lightweight design. The gear mechanism is made of plastic, which supports smooth and quiet window movement. This part is designed for electric window systems but does not include the motor, making it suitable for replacing the regulator assembly only. The bolt-on attachment type allows for a straightforward installation process, although mounting hardware and installation instructions are not included in the package.

Compatible BMW Models and Applications

This window regulator is specifically engineered for use with BMW 525i, 528i, 530i, 540i, and M5 models. It is ideal for owners seeking a direct replacement for the power window regulator in these vehicles. The part number 749-001 ensures compatibility and proper fitment for these BMW models, helping maintain the original window operation performance.

Common Issues Addressed by This Window Regulator

• Window glass failing to move up or down smoothly
• Intermittent or non-functioning electric window operation
• Grinding or unusual noises during window movement
• Loose or unstable window glass within the door frame
• Broken or worn-out window regulator gears

Installation Notes and Tips

Installation of the Dorman 749-001 window regulator requires removal of the door panel and disconnection of the existing regulator assembly. Since mounting hardware and installation instructions are not included, it is recommended to have professional assistance or refer to a service manual specific to your BMW model. The bolt-on attachment type facilitates a secure fit, but care should be taken to align the regulator properly to avoid window misalignment or damage.

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 durable materials to provide reliable service. Please consult the product packaging or Dorman’s official resources for specific warranty details related to part number 749-001.