Dorman 740-494 Window Regulator - Rear Left

Overview of Dorman Window Regulator 740-494

The Dorman 740-494 window regulator is designed for electric window operation in select Audi models. This power window regulator provides reliable functionality for your vehicle's door window system without the motor included.

• Compatible with Audi 100, 100 Quattro, A6, A6 Quattro, S4, and S6 models
• Electric window operation type for smooth control
• Durable metal and plastic frame construction
• Plastic gear material for consistent performance
• Bolt-on attachment type for secure installation
• Includes one power regulator unit

Product Details and Specifications

The Dorman 740-494 window regulator features a combination of metal and plastic frame materials, ensuring a balance between strength and weight. The plastic gear material is engineered to provide reliable gear engagement and reduce wear over time. This part is designed for electric window systems and does not include a motor, making it suitable for replacing the regulator mechanism only. The bolt-on attachment type allows for a straightforward installation process, although mounting hardware is not included. This window regulator is compatible with various Audi models including the 100, 100 Quattro, A6, A6 Quattro, S4, and S6, making it a practical replacement part for these vehicles.

Common Applications and Problem Resolution

• Restores smooth electric window operation in Audi 100 and A6 series
• Replaces worn or damaged window regulators causing window misalignment
• Fixes window sticking or failure to move up and down
• Addresses rattling or loose window movement due to faulty regulator gears
• Provides a replacement for broken or cracked regulator frames

Installation Notes and Tips

Installation of the Dorman 740-494 window regulator requires removal of the door panel and careful handling of the window glass. Since mounting hardware is not included, retain original bolts or source compatible fasteners. The bolt-on attachment type simplifies securing the regulator to the door frame. Note that this part does not include the motor, so ensure the existing motor is functional or replaced separately. Professional installation is recommended for proper alignment and operation.

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit and function. While specific warranty details for part number 740-494 are not provided here, Dorman typically offers limited warranties covering defects in materials and workmanship. Verify warranty terms with the supplier or manufacturer for complete coverage information.