BMW 3 Series E91 E91N LCI Moulding Trim Strip Side Frame Right O/S Chrome

BMW 3 Series E91 E91N LCI Moulding Trim Strip Side Frame Right O/S Chrome is an original body component designed for the right side of the roof, allowing for an aesthetic and technically correct finish of the upper bodywork. The chrome finish ensures a consistent look with factory BMW details, and the use of an OEM part helps maintain proper geometry and fitment. This is a practical solution for both post-accident repairs and visual refreshment of the 3 Series E91 body.

Specifications and technical data

• SKU: 7129668
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7129668
• Substitutable numbers: 51137129668, 7129668, 51137122876, 7122876
• Location on the vehicle: Right
• Color: Chrome
• Category: Other Exterior Parts & Accessories

Purpose and function of the roof moulding

The described roof moulding is dedicated to the right side of the BMW 3 Series E91 estate body and is responsible for the aesthetic and functional finishing of the roof edge. This element works with the factory roof structure, seals, and any roof rails, ensuring the correct body line and proper water drainage from the upper parts of the bodywork are maintained. Using an original moulding reduces the risk of leaks, improper fitment, or unwanted stress within the roof area.

Chrome finish and BMW compatibility

The chrome color of the moulding allows for the preservation of the characteristic BMW styling, especially in trim levels where glossy exterior details are used as standard. Chrome finish blends well with window frames, roof rails, and other decorative elements, enhancing the visual consistency of the entire body. As a result, replacing a damaged moulding with an original part does not cause differences in shade or gloss compared to other components.

Mounting parameters and technical compliance

The moulding has been designed as an OEM part, which means its geometry, mounting points, and profile are consistent with factory BMW requirements. Placement on the vehicle on the right side eliminates the need for adjustments or modifications during installation – the part is intended for direct installation in place of the original moulding. The presence of the OEM part number and associated interchangeable numbers facilitates verification of compatibility with a specific equipment version and E91 model year, which is important for professional body and paint repairs.

Characteristics of the used product

The item comes from the secondary market, which allows for an economical restoration of full functionality and body appearance while maintaining the manufacturer's original specifications. Used OEM roof moulding is a good choice in situations where the priority is compliance with factory solutions and reducing repair costs compared to purchasing a new part. In workshop practice, such components are often used for repairs after hailstorms, side collisions, or when replacing corroded elements.

Application in service and body restoration

Replacing the roof moulding is important not only for aesthetic reasons but also for utility – a correctly installed element helps maintain the tightness of connections around the roof and limits the accumulation of dirt in critical areas. Precise fitment to the bodywork facilitates the work of body technicians and painters, shortening adjustment time and minimizing the need for additional corrections. This is particularly important for repairs performed to service standards, where repeatability and compliance with BMW technical documentation are essential.

If you are planning a comprehensive repair or upgrade of the upper body area in your BMW and need other elements from the same group, such as additional mouldings, covers, or decorative roof finishes, check out the available parts in the Other BMW category.

To compare design solutions used in sports models of other brands and to better understand the differences in body and chassis construction, it is worth reading the article on our blog: Audi RS vs other models – what is hidden under the hood and chassis?.