Dorman 748-321 Power Window Motor and Regulator Assembly - Front Right

Overview of Dorman Window Motor and Regulator Assembly

The Dorman 748-321 window motor and regulator assembly is designed specifically for Hyundai Sonata models. This assembly combines both the motor and regulator into a single unit, providing a reliable solution for power window operation issues.

• Gear material constructed from durable plastic
• Attachment type: bolt for secure mounting
• Includes regulator with the motor assembly
• Mounting hardware and installation instructions are not included
• Package contains one complete regulator and motor assembly

Detailed Product Description

This Dorman window motor and regulator assembly (part number 748-321) is engineered to restore smooth and consistent window movement in Hyundai Sonata vehicles. The plastic gear material is designed to reduce noise and wear during operation. The assembly uses bolt attachment for a secure fit, ensuring the unit remains firmly in place once installed. While mounting hardware and installation instructions are not included, the design aligns with factory specifications for direct replacement.

Compatible Vehicles and Applications

This window motor and regulator assembly is compatible with Hyundai Sonata models requiring a replacement power window mechanism. It is intended for use when the existing window motor or regulator fails to operate correctly or when the window becomes stuck or moves unevenly.

• Resolves window motor failure issues
• Fixes regulator malfunction causing window misalignment
• Eliminates intermittent or non-functioning power window operation
• Addresses noisy or slow window movement

Installation Notes and Tips

Installation requires removal of the door panel and disconnection of the existing window motor and regulator. Since mounting hardware and instructions are not included, it is recommended to have basic mechanical knowledge or consult a professional installer. Use appropriate tools to remove and bolt the assembly securely in place. Verify electrical connections before reassembling the door panel.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 748-321 window motor and regulator assembly undergoes quality checks to ensure reliable performance in Hyundai Sonata vehicles. Warranty coverage details should be confirmed with the point of purchase or manufacturer documentation.