BMW 3 Series E90 E91 LCI Door Sill Strip Rear Right 51477146346 51437066992

BMW 3 Series E90 E91 LCI Door Sill Strip Rear Right is an original body component designed to protect the rear right door sill in 3 Series models. Thanks to its factory-fit design, it ensures a seamless look with other body elements and helps maintain the aesthetics and functionality of the sill area. It is a practical solution for users who want to restore the factory sill assembly in a technically correct manner and ensure the durability of the vehicle body.

Specifications and technical data

• SKU: 7066992
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7146346
• Substitutable numbers: 51477146346, 7146346, 51437066992, 7066992
• Location on the vehicle: Rear, Right
• Category: Other Interior Parts & Accessories

Purpose and function of the component

The BMW 3 Series E90 E91 LCI Door Sill Strip Rear Right has been designed as a finishing and protective element for the rear part of the passenger-side sill. Its purpose is to:

• protect the sill edge from mechanical damage during entry and exit,
• provide a stable seal for the space between the upholstery and the body metal,
• maintain the factory interior finish line in the rear of the vehicle,
• limit the ingress of dirt into the sill area.

Thanks to its precise fit for the specific mounting location in the rear right part of the vehicle, the strip works in harmony with other trim elements, which translates into a consistent and orderly installation.

Construction and fitment for BMW

As a BMW brand component, the door sill strip is compatible with the factory body geometry of the 3 Series E90/E91 generation. This means that:

• the shape and profile of the strip correspond to the original sill construction,
• mounting points are prepared for standard clips and fasteners,
• the contact line with adjacent trim panels is maintained after installation.

Such a solution facilitates installation and allows for avoiding modifications that could affect the durability or aesthetics of the interior. For the user, this means seamless integration with the existing assembly.

Characteristics of the used component

The offered strip comes from the secondary market, which is a frequently chosen solution for BMW vehicle repairs. Using an original component allows for maintaining compliance with factory specifications while reducing costs compared to new parts. This type of component is particularly useful for:

• local repairs after mechanical damage in the sill area,
• restoring interior completeness after removing other elements,
• filling gaps after previous, incomplete repairs.

For many BMW users, this is a reasonable compromise between quality and budget, while maintaining the original character of the finish.

Application in the BMW sill area

The BMW 3 Series E90 E91 LCI Door Sill Strip Rear Right operates in a demanding area of the vehicle, exposed to frequent contact with footwear and temperature changes. A properly selected element:

• stabilizes the finish of the rear sill area,
• reduces the risk of scuffs and upholstery damage,
• helps maintain cleanliness in the entry area to the rear row of seats.

This is especially important in cars used on a daily basis, where the sill area is heavily exploited, and the appropriate cover helps maintain order and interior functionality.

Complementary elements and sill area expansion

If you are planning a comprehensive repair or upgrade of the sill area in your BMW and need other elements from the same group, such as covers, trims, or additional strips, check out the available parts in the Other BMW category.

Technical support and knowledge about parts

When selecting body and interior trim elements for a BMW, it is worth using reliable sources of information to maintain compliance with factory specifications and avoid installation problems. It may be helpful to familiarize yourself with materials describing the differences between equipment versions, chassis construction, or solutions used in sports variants of other brands – this is discussed more broadly in the article Audi RS vs other models – what is hidden under the hood and chassis?, which shows how important structural details are when selecting parts.

If you are considering a wider use of secondary market components in your BMW and want to better understand the benefits of such a solution, you will find useful information in the guide Used parts for BMW – is it worth it? Key benefits for brand fans, where economic aspects, quality issues, and practical tips for choosing used elements are discussed.