BMW 3 Series F30 F31 F80 M3 Front Door Brake Hinge Right O/S 7446718

BMW 3 Series F30 F31 F80 M3 Front Door Brake Hinge Right O/S is an original front right door opening mechanism component, designed specifically for the BMW F-series body structure. This used OEM component ensures controlled, smooth stopping of the door leaf in selected positions, which translates into stable hinge operation and comfort in daily use. It is a practical solution for users who want to restore factory door performance after wear or damage to the original door brake.

Specifications and technical data

• SKU: 7446718
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7446718
• Substitutable numbers: 51217446718, 7446718
• Location on the vehicle: Front, Right
• Category: Other Exterior Parts & Accessories

Purpose and function of the door brake

The door brake in BMW F30, F31, and F80 M3 models is responsible for precise positioning of the door leaf during opening. This component stabilizes movement, prevents the door from closing uncontrollably on inclines, and limits excessive swing that could strain the hinges and bodywork.

The vehicle placement defined as front – right side means that the part is dedicated for installation in the front right door, in accordance with the factory F-series body design. This ensures that the proper door operating geometry and compatibility with the factory mounting points in the pillar and door are maintained.

Compatibility with the BMW F-series platform

The door brake has been developed for the body architecture of the BMW F30 (sedan), F31 (touring), and F80 M3, which ensures dimensional and assembly consistency within this generation. Using an original BMW solution allows for maintaining:

• the correct opening angle of the front right door,
• the appropriate resistance force in individual stop positions,
• compliance with factory mounting points in the door and pillar.

Such a fit is particularly important in premium class vehicles, where not only functionality but also the repeatability of moving body components is essential.

Benefits of using an original door brake

Using an original door brake in the BMW F30, F31, and F80 M3 allows you to restore the factory feel when opening and closing the door. Key advantages include:

• Stable door operation – controlled stopping in several positions minimizes the risk of accidental closing on inclines.
• Protection of hinges and bodywork – limiting excessive swing reduces stress on the door structure and the pillar.
• Consistency with the BMW factory standard – maintaining the characteristic, predictable resistance during opening.
• Economical repair option – a used OEM component allows you to restore the correct mechanism operation without the need to invest in a new subassembly.

Professional installation and application

The front right door brake is designed for installation in factory mounting points, which facilitates work for workshops specializing in the BMW brand as well as users performing repairs on their own. Proper seating of the component in the door and pillar allows for repeatable, secure door leaf movement without play or unwanted noises.

Due to the nature of the body-mechanical part, it is recommended to use appropriate tools and check the condition of the mounts in the door and pillar to fully utilize the potential of the original BMW solution.

If you are planning a comprehensive repair or upgrade of the door area in your BMW and need other elements from the same group, such as locks, hinges, or door seals, check the available parts in the Other BMW category.

Technical knowledge and part selection

When selecting body elements and door mechanisms in premium class cars, it is worth relying on proven OEM solutions and reliable technical knowledge. Differences in the design of individual model versions, such as sports trims or high-performance variants, affect the selection of components – this applies not only to the engine or suspension but also to body elements and equipment.

To better understand how manufacturers differentiate equipment and subassemblies between standard and sports versions, it is worth reading an article discussing the design of powertrains, brakes, and chassis in high-performance cars: Audi RS vs other models – what is hidden under the hood and chassis?.

If you are considering using used body elements and door equipment in your BMW and want to learn how to assess their condition and visual potential after installation, the guide on bodywork from disassembly may be helpful: Replacing body elements with used ones – can body parts from disassembly look like new?.