BMW E90 LCI Sill Strip Side Skirt E91 LCI Left N/S Montegoblau Montego Blue A51

Visual condition of the part

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

BMW E90 E91 LCI left sill trim strip is an original body part designed for installation on the left side of facelifted 3 Series models. The part, in the attractive Montegoblau Metallic (A51) color, allows for an aesthetic and technically correct sill repair, maintaining visual consistency with the factory paint. It is a practical solution for users who want to restore proper protection and appearance to the side body area.

Specifications and technical data

• SKU: 0037059-MTB
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 37059
• Substitutable numbers: 51770037059, 0037059, 51777202651, 7202651, BG
• Weight: 150
• Location on the vehicle: Left
• Color: Montegoblau Metallic - A51
• Category: Other Exterior Parts & Accessories

Purpose and Function of the Sill Element

The left sill trim strip plays an important protective and aesthetic role in the body of the BMW 3 Series E90/E91 LCI generation. It protects the sill edge from mechanical damage during entry and exit, and also helps to limit the impact of road debris on this body zone. Thanks to its factory profile, it precisely matches the body line, which facilitates installation and ensures stable seating of the element.

Montegoblau Metallic A51 Color and Visual Matching

The finish in Montegoblau Metallic A51 color allows for consistency with the original BMW paint palette. This is particularly important for accident repairs or replacement of individual body parts, where a uniform color transition between adjacent panels is desired. The appropriately selected shade also facilitates potential painting work, minimizing the scope of corrections.

Technical Parameters and Installation

The trim strip is designed for installation on the left side of the vehicle, taking into account the sill geometry characteristic of the LCI version. The design includes factory mounting points, allowing for installation in place of the original element without the need for body modifications. The specified weight of the component contributes to maintaining proper rigidity and stability, while not excessively loading the sill structure.

Part Condition and Service Application

The part is from a disassembly and is intended for reinstallation in a vehicle where the sill protection needs to be restored and the appearance of the side body improved. This type of element is often used in bodywork and paint repairs when the original trim strip has been mechanically damaged or shows signs of wear. Choosing an original trim strip allows for maintaining factory fitment and the characteristic BMW side line.

Benefits of Using an Original Sill Trim Strip

Using an original left sill trim strip on the BMW E90/E91 LCI ensures:

• better fit to factory body mounting points,
• color consistency with Montegoblau Metallic A51 paint,
• restoration of sill edge protection against operational damage,
• maintenance of the characteristic BMW side body line.

If you are planning a more extensive body repair or modernization of the side body areas on your BMW and need other parts from this group, check the available parts in the Other BMW category.

When compiling a larger scope of service work or comparing solutions used in different makes and models, a comparative material on Audi sports versions may be helpful – find more information in the article Audi RS vs. Other Models – What Lies Under the Hood and Chassis?.

If you want to better plan your purchases of used body components and other parts in one place, it is worth familiarizing yourself with the guide on assembling One-Stop-Shop parts: Comprehensive Supply: From Engine to the Smallest Clip.