Dorman 749-104 Window Regulator - Front Left

Overview of Dorman 749-104 Window Regulator for BMW

The Dorman 749-104 window regulator is designed for select BMW models, providing reliable electric window operation. This replacement part is engineered to meet the specific needs of BMW 745i, 745Li, 750i, 750Li, 760i, and 760Li vehicles.

• Compatible with BMW 745i, 745Li, 750i, 750Li, 760i, and 760Li models
• Electric window operation type for smooth functionality
• Durable metal and plastic frame construction
• Plastic gear material for consistent performance
• Bolt-on attachment type for secure installation
• Installation instructions included for ease of use
• Motor not included, designed for use with existing motor
• Mounting hardware not included

Detailed Product Description

The Dorman 749-104 window regulator is a power regulator designed to restore proper window movement in compatible BMW vehicles. Featuring a combination of metal and plastic frame materials, this part balances strength and weight to ensure durability and reliable operation. The plastic gear material is engineered to provide smooth engagement and reduce wear over time. This window regulator is intended for electric window systems and requires the existing motor, as it does not include one. The bolt-on attachment type allows for a secure fitment, maintaining factory specifications. Installation instructions are provided to assist with the replacement process.

Common Applications and Issues Addressed

• Restores electric window functionality in BMW 745i, 745Li, 750i, 750Li, 760i, and 760Li models
• Replaces faulty or worn window regulators causing slow or stuck windows
• Eliminates window misalignment or uneven movement
• Addresses issues with window dropping or falling inside the door panel
• Resolves noise or grinding sounds during window operation

Installation Notes and Tips

• Installation requires removal of the door panel to access the window regulator assembly
• Use the included installation instructions for step-by-step guidance
• Ensure the existing motor is compatible and functioning before installation
• Verify bolt-on attachment points align correctly for secure mounting
• Handle plastic components carefully to avoid damage during installation

Quality Assurance and Warranty

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 749-104 window regulator undergoes quality checks to ensure durability and reliable performance in BMW vehicles. Installation instructions are included to support proper replacement. Warranty coverage details should be confirmed with the product documentation or supplier.