BMW F10 F11 Sound Insulating Door Rear Right O/S 7254128

BMW F10 F11 Sound Insulating Door Rear Right O/S is an original component from the Door upholstery group, designed specifically for the rear right section of the vehicle body. The precisely fitted sound insulation mat improves interior acoustics, reduces external noise, and stabilizes the door panel, which translates into a more comfortable driving experience in your BMW.

Specifications and technical data

• SKU: 7254128
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7254128
• Substitutable numbers: 7254128, 51487254128, 51487366708, 7366708, PK
• Location on the vehicle: Rear, Right
• Category: Door Panels

Purpose and compatibility for BMW F10/F11

The presented sound insulation is dedicated to the rear right door in BMW 5 Series F10/F11 generation models. The component's design is prepared for factory mounting points, ensuring proper adhesion to the door sheet metal and compatibility with other upholstery layers after correct installation.

Its placement in the rear right door area means this part is responsible for reducing road noise, suspension sounds, and noise coming from the wheel arch and sill. Proper fitment to the BMW door structure allows for maintaining the integrity of the factory acoustic and thermal insulation.

Function of door sound insulation and benefits of installation

Door sound insulation performs several important technical functions that directly affect vehicle comfort:

• limits the penetration of external noise into the passenger cabin, stabilizing sound levels when driving at higher speeds,
• supports the factory audio system by reducing resonance and unwanted vibrations of the door panel,
• creates an additional protective barrier for internal door components, such as wiring harnesses or window regulator mechanisms,
• helps maintain proper operating conditions for seals and upholstery, which promotes longer service life for these components.

By using original sound insulation in the rear right part of the body, you can restore the integrity of the factory acoustic insulation, which is particularly important after body repairs or the replacement of complete doors.

Component characteristics and installation

As an element from the Door upholstery group, the sound insulation is designed to work with the inner lining, door card, and factory mounts. The material structure is adapted to operate in variable conditions typical for the interior of a door – taking into account moisture, temperature fluctuations, and vibrations.

Installation involves properly seating the insulation on the prepared inner surface of the door sheet metal and aligning it with the technological holes. By following BMW service procedures, you achieve stable adhesion, which minimizes the risk of looseness, rattles, or unwanted noises when closing the door.

Component condition and service application

The offered sound insulation is a used part, which in practice means it comes from disassembly and can be an effective solution for post-accident repairs, replacing damaged insulation, or restoring factory acoustic comfort in a BMW 5 Series F10/F11. Using an original component from the same model group allows you to maintain structural and material consistency with other door elements.

This approach is particularly beneficial for workshops specializing in the BMW brand and for users who want to maintain the consistency of the factory finish without having to use replacements with uncertain fitment.

Selection by part numbers and technical support

The element has an assigned OEM number and interchangeable numbers, which facilitates its identification and selection for a specific vehicle configuration. In workshop practice, this allows for quick verification of part compatibility with a given BMW unit, reducing the risk of errors during ordering and installation.

For users and workshops that want to deepen their knowledge about the use of original components in cars of this brand, the following article describing the procedures for selection by OEM numbers and the impact of such solutions on vehicle durability may be helpful: BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon?

Related items from the same group

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 door cards, panels, or additional soundproofing inserts, check out the available parts in the BMW Door upholstery category.