Dorman 740-512 Window Regulator - Front Right

Overview of Dorman 740-512 Window Regulator for Toyota Sienna

The Dorman 740-512 window regulator is designed specifically for Toyota Sienna models, providing reliable electric window operation. This power window regulator features a combination of metal and plastic frame materials and is engineered for bolt-on installation.

• Compatible with Toyota Sienna models
• Electric window operation type
• Gear made of durable plastic
• Frame constructed from metal and plastic components
• Bolt-on attachment type for straightforward installation
• Does not include motor or mounting hardware
• Package contains one power window regulator

Product Details and Specifications

The Dorman 740-512 window regulator is an electric regulator designed to replace faulty or worn-out window regulators in Toyota Sienna vehicles. The gear mechanism is made from plastic, which balances durability and smooth operation. The frame combines metal and plastic materials to provide structural integrity while maintaining a lightweight design. This part is intended for bolt-on installation, simplifying the replacement process without the need for additional mounting hardware, which is not included. The regulator does not come with a motor, so it is compatible with existing electric window motors in the vehicle.

Common Applications and Problem Resolution

• Resolves issues with windows that fail to move up or down
• Fixes window regulators that produce grinding or clicking noises
• Addresses window alignment problems or uneven movement
• Replaces broken or worn plastic gears within the regulator assembly
• Restores electric window functionality in Toyota Sienna models

Installation Notes and Tips

Installation of the Dorman 740-512 window regulator requires removal of the door panel and disconnection of the existing regulator. Since mounting hardware and motor are not included, retain original components for reinstallation. The bolt-on attachment type allows for a secure fit using factory mounting points. It is recommended to verify window motor compatibility before installation. Professional installation is advised if unfamiliar with door panel disassembly or window regulator replacement procedures.

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 740-512 window regulator undergoes quality checks to ensure reliable performance in Toyota Sienna vehicles. While specific warranty details are not provided here, Dorman typically offers limited warranties on their replacement parts. Consult product packaging or Dorman’s official resources for exact warranty terms.