Dorman 742-457 Power Window Motor - Rear Right

Reliable Window Motor Replacement for BMW Models

The Dorman 742-457 window motor is designed to restore smooth window operation in select BMW vehicles. This plug-in motor offers a direct replacement solution for models including the 323i, 325i, 328i, 330i, 335i, and M3, ensuring compatibility and ease of installation.

• Compatible with BMW 323i, 325i, 325xi, 328i, 328i xDrive, 328xi, 330i, 330xi, 335d, 335i, 335i xDrive, 335xi, and M3 models
• Part number 742-457 for precise identification
• Plug-in connection for straightforward installation
• Does not include regulator, mounting hardware, wiring harness, or window lift gear
• Package contains the window lift motor only

Product Details and Specifications

The Dorman 742-457 window motor is engineered without embedded logic or micro-controlled features, focusing on reliable mechanical operation. It connects via a plug-in interface, simplifying replacement without the need for additional wiring harnesses or mounting hardware. This motor is intended as a direct fit for various BMW models, providing consistent performance for power window systems. Note that this product does not include the regulator or window lift gear, so those components must be reused or replaced separately if needed.

Common Applications and Problem Resolution

• Restores power window function in BMW 3 Series and M3 models
• Replaces faulty or non-responsive window motors
• Addresses slow or intermittent window movement
• Eliminates window motor noise or grinding issues
• Solves complete window failure due to motor malfunction

Installation Notes and Tips

Installation of the Dorman 742-457 window motor requires removal of the door panel and disconnection of the existing motor. Since mounting hardware and wiring harness are not included, retain original components for reassembly. The plug-in design allows for direct electrical connection without splicing. Verify compatibility with your specific BMW model and year before installation to ensure proper fitment.

Quality Assurance and Warranty Information

Dorman window motors are manufactured to meet or exceed OEM standards for durability and performance. While this product does not include additional components such as regulators or hardware, it is backed by Dorman's quality control processes. Please consult Dorman's warranty policy for coverage details related to the 742-457 window motor.