BMW 3 E90 E91 LCI M Sport Sill Strip Side Skirt Right O/S Alpinweiss White 300

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

BMW E90 LCI Right Sill Trim Alpinweiss M-Sport Package is an original body element from the Sill Trims category, designed for installation on the right side of post-facelift BMW 3 Series models. Finished in Alpinweiss 3 - 300, it helps maintain the cohesive look of the factory M-Sport Package and restores the sill's aesthetics and functionality after damage or wear.

Specifications and technical data

• SKU: 0037230-AW2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0037230
• Substitutable numbers: 51770037230, 0037230, BG
• Location on the vehicle: Right
• Color: Alpinweiss 3 - 300
• Category: Running Boards & Side Bars

Purpose and Fitment for BMW E90 LCI

The sill trim has been specifically designed for BMW E90 LCI versions equipped with the M-Sport Package, taking into account the characteristic geometry of the post-facelift body. Its placement on the right side of the vehicle ensures proper alignment with the doors, wheel arches, and other elements of the aerodynamic package.

Thanks to its factory profile, the trim works with the original mounting points, which simplifies installation and minimizes the risk of leaks or improper positioning relative to the sill and the lower part of the door.

Alpinweiss 3 - 300 Color and Visual Cohesion

The finish in Alpinweiss 3 - 300 allows for a uniform body appearance on white post-facelift BMW 3 Series models. The appropriately selected shade facilitates integration with the factory paint, reducing the need for extensive painting of adjacent elements.

For cars with the M-Sport Package, the sill trim serves not only a protective function but also a visual one – it accentuates the car's side profile, optically lowers the vehicle, and enhances the sporty character of the M version.

Characteristics of a Used Part

The offered sill trim is a used part, meaning it comes from a dismantled vehicle and may show signs of wear typical for aftermarket parts. This type of component is a good choice for users who want to maintain the original BMW specification while optimizing repair or restoration costs.

In practice, installing a used sill trim allows for the restoration of the sill's correct geometry and protective function, and after potential paint preparation, it can achieve a visually cohesive effect with the rest of the body.

Protective Function and Role in Body Construction

Sill trims on the BMW E90 LCI with M-Sport Package perform several important functions:

• protect the lower part of the body from dirt and minor mechanical damage,
• stabilize airflow along the side of the vehicle,
• complement the styling line of the factory M package,
• conceal structural sill elements and mounting points.

Replacing a damaged trim with a functional part helps maintain the proper appearance of the vehicle's side and reduces the risk of further degradation of the paint and underbody in the sill area.

Technical Support and Additional Materials

If you are planning a broader range of body or powertrain work and are interested in how appropriately selected components affect durability and performance, it is worth familiarizing yourself with expert materials – a practical supplement could be the article Second Life for the Mercedes OM642 Engine – How Injectors and Turbocharger Restore Power to the 3.0 V6 CDI, which demonstrates an approach to regenerating and refreshing key components.

If you are completing the side body elements for your post-facelift BMW 3 Series and also need other sill components with the same finish standard, check the available parts in the BMW Sill Trims category.