Dorman 749-174 Window Regulator - Front Left

Overview of Dorman 749-174 Window Regulator for Toyota Avalon

The Dorman 749-174 window regulator is designed specifically for Toyota Avalon models, providing reliable electric window operation. This power window regulator is engineered to replace faulty or worn-out components, restoring smooth window functionality.

• Compatible with Toyota Avalon electric window systems
• Durable plastic gear for consistent performance
• Bolt-on attachment type for secure mounting
• Metal and plastic frame materials for strength and flexibility
• Does not include motor or mounting hardware
• Package contains one power window regulator

Product Features and Specifications

The Dorman 749-174 window regulator features a plastic gear mechanism that ensures smooth and quiet window movement. Its frame combines metal and plastic materials to balance durability and weight. The bolt-on attachment type allows for straightforward installation without the need for additional mounting hardware, which is not included. This part is designed for electric window operation but does not come with a motor, making it ideal for replacing the regulator component only.

Compatible Vehicles and Part Number Details

This window regulator is compatible with Toyota Avalon models requiring an electric window regulator replacement. The part number 749-174 identifies this specific Dorman component, ensuring proper fit and function for your vehicle. Using the correct part number helps maintain the integrity of your vehicle’s window system.

Common Issues Resolved by This Window Regulator

• Windows that fail to move up or down smoothly
• Intermittent or stuck window operation
• Grinding or unusual noises during window movement
• Loose or unstable window glass
• Non-responsive electric window controls due to regulator failure

Installation Notes and Tips

Installation of the Dorman 749-174 window regulator requires removal of the door panel and disconnection of the existing regulator. Since mounting hardware and motor are not included, reuse existing components or acquire separately if needed. The bolt-on attachment type simplifies securing the regulator to the door frame. Professional installation is recommended if unfamiliar with vehicle door components.

Quality Assurance and Warranty Information

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 built with durable materials to provide long-lasting service. Warranty coverage details should be confirmed at the time of purchase, as they may vary by distributor.