Dorman 740-488 Window Regulator - Front Left

Overview of Dorman 740-488 Window Regulator for BMW X5

The Dorman 740-488 window regulator is designed specifically for BMW X5 models, providing reliable electric window operation. This power window regulator features a durable metal and plastic frame with a plastic gear, engineered for bolt-on installation without included mounting hardware or motor.

• Compatible with BMW X5 electric window systems
• Durable metal and plastic frame construction
• Plastic gear material for smooth operation
• Bolt-on attachment type for straightforward installation
• Does not include motor or mounting hardware
• Package contains one power window regulator

Detailed Product Description

The Dorman 740-488 window regulator is an electric window regulator designed to replace the factory unit on BMW X5 vehicles. It features a combination of metal and plastic frame materials to balance strength and weight. The plastic gear ensures smooth and quiet window movement. This part is intended for bolt-on installation, making it compatible with existing mounting points on the vehicle. Note that the motor is not included, so this regulator is ideal for repairs where the motor remains functional or is replaced separately. Installation instructions and mounting hardware are not included, so professional installation or prior experience is recommended.

Common Applications and Issues Resolved

• Restores electric window functionality on BMW X5 models
• Replaces worn or broken window regulators causing window misalignment
• Fixes windows that fail to move up or down smoothly
• Addresses rattling or grinding noises from faulty regulator gears
• Provides a replacement for regulators with damaged frames or components

Installation Notes and Tips

Installation of the Dorman 740-488 window regulator requires removal of the door panel and careful handling of the window glass. Since mounting hardware and motor are not included, verify compatibility with existing components before installation. Bolt-on attachment simplifies the mounting process, but professional tools and experience with BMW X5 door assemblies are recommended. Consult vehicle-specific repair manuals for detailed 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 engineered for durability and reliable performance in BMW X5 vehicles. Warranty coverage details should be confirmed through the point of purchase or Dorman directly.