Dorman 749-731 Window Regulator - Rear Right

Overview of Dorman Window Regulator for Toyota Sienna

The Dorman 749-731 window regulator is designed specifically for Toyota Sienna models requiring an electric window operation replacement. This part offers a bolt-on attachment type and features a combination of metal and plastic frame materials for durability and reliable performance.

• Compatible with Toyota Sienna electric window systems
• Part number 749-731 for precise identification
• Plastic gear material for smooth window movement
• Bolt-on attachment type for secure installation
• Frame constructed from both metal and plastic components
• Does not include motor or mounting hardware
• Installation instructions not included

Detailed Product Description

The Dorman 749-731 window regulator is engineered to restore proper window function in Toyota Sienna vehicles equipped with electric window operation. The regulator’s gear is made from plastic, which helps reduce noise and wear during window movement. Its frame combines metal and plastic materials to balance strength and weight, ensuring durability while maintaining ease of installation. This window regulator uses a bolt-on attachment method, providing a secure fit without the need for additional mounting hardware, which is not included. Note that the motor is not part of this assembly and must be sourced separately if needed.

Common Applications and Issues Addressed

• Replacement for malfunctioning or broken window regulators in Toyota Sienna electric windows
• Fixes windows that fail to move up or down smoothly
• Resolves issues with window alignment or binding
• Addresses rattling or excessive noise during window operation
• Restores proper window sealing and security

Installation Notes and Tips

Installation of the Dorman 749-731 window regulator requires removal of the door panel and careful handling of the window glass. Since mounting hardware and installation instructions are not included, it is recommended to have the necessary tools and experience or consult a professional installer. Verify compatibility with your specific Toyota Sienna model year before installation. Ensure the motor is compatible and functioning if replacing only the regulator.

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 designed for reliable performance in Toyota Sienna vehicles. Please refer to Dorman’s warranty policy for coverage details on this part number 749-731.