BMW E90 E91 Side Skirt Sill Strip Trim Left N/S Montegoblau Blau Blue - A51

Visual condition of the part

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

BMW E90 E91 Side Skirt Sill Strip Trim Left N/S Montegoblau Blau Blue - A51 is an original body component from the Side Skirts category, designed for installation on the left side of the vehicle. The paint in the Montegoblau Metallic - A51 shade allows for an aesthetic match to the factory body finish, and the OEM construction ensures a proper fit with the sills and other side panels. It is a practical solution for accident repairs, correcting parking damage, or restoring a consistent look to the bodywork.

Specifications and technical data

• SKU: 0032951-MTB1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0032951
• Substitutable numbers: 51770032951, 0032951, BG
• Location on the vehicle: Left
• Color: Montegoblau Metallic - A51
• Category: Other Exterior Parts & Accessories

Purpose and function of the side skirt

The left side skirt – the sill trim in this BMW model is responsible for covering the sill area and streamlining the side line of the body. This component:

• masks the edge of the sill and the lower part of the bodywork,
• helps reduce the impact of small stones and debris on the paint in the lower door area,
• visually stabilizes the side line, maintaining the factory character of the body,
• facilitates the correct routing of seals and adjacent trim elements.

Montegoblau Metallic - A51 color and visual matching

The finish in Montegoblau Metallic - A51 is characteristic of selected BMW 3 Series E90/E91 configurations and allows for consistency with the vehicle's original paint. The metallic paint structure provides:

• consistent light reflection along the entire length of the skirt,
• an aesthetic transition between the trim, doors, and fenders,
• a reduction in the need for additional painting when the existing paint condition on the car is well-matched.

Thanks to this, the element can be used both for local repairs and for more extensive restoration of the side body section.

Vehicle placement and mounting aspects

The trim is designed for installation on the left side of the vehicle, which is important both when selecting parts and when planning body and paint work. The OEM construction facilitates:

• correct positioning relative to factory mounting points,
• maintaining gaps between the trim, doors, and fenders,
• reducing the need for additional modifications or fitting of the element.

The used condition means that the part comes from dismantling, which in practice allows for an economical repair while maintaining the original geometry and character of the finish.

Practical application and benefits of installation

The use of this side skirt is particularly beneficial in situations where there has been:

• mechanical damage to the lower part of the door or sill,
• local corrosion requiring replacement of the sill cover,
• a need to restore a consistent appearance after body repairs.

Choosing an original BMW side skirt allows you to maintain the proper side line of the body, which is important both visually and for the future resale of the vehicle. It is a solution that combines protective function with the preservation of the characteristic 3 Series style.

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, overlays, or additional trims, check out the available parts in the BMW Side Skirts category.

Additional technical and operational information

As a body component from the Side Skirts group, this left side skirt works with the factory mounts and sill seals in the BMW E90/E91. During installation, it is worth paying attention to:

• thorough cleaning of the sill surface before installation,
• checking the condition of mounts and clips (if required by the specific design solution),
• correct positioning of the trim relative to the door edge to avoid rubbing.

For users interested in a broader context of repairs and the selection of used body components and accessories, guide materials may be helpful, such as the article on diagnostics and safe replacement of air conditioning system components: A/C Compressor – failure symptoms, causes, and safe replacement.

Summary

BMW E90 E91 Side Skirt Sill Strip Trim Left N/S Montegoblau Blau Blue - A51 is a practical choice for side body repairs when you want to maintain the original sill line and color consistency. The original construction, dedicated placement on the left side, and Montegoblau Metallic paint make this element fit well into the factory styling of the BMW 3 Series, enabling a technically correct and visually organized restoration of the sill area.