BMW G30 G31 Side Skirt Ledge Sill Support Right O/S Mount Bracket 7387342

BMW G30 G31 Side Skirt Ledge Sill Support Right O/S Mount Bracket is an original body component from the Side skirts group, designed for the right side of the vehicle. It ensures a stable, factory-standard mounting of the side skirt, which translates into proper panel alignment and an aesthetic appearance of the side body section. This is a solution for users looking for a proven, used component with fully preserved mounting functionality.

Specifications and technical data

• SKU: 7387342
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7387342
• Substitutable numbers: 7387342, 51777387342
• Location on the vehicle: Right
• Part type: Running Board
• Category: Running Boards & Side Bars

Purpose and function of the component

The side skirt ledge sill support in BMW G30/G31 models is responsible for the proper guidance and support of the side skirt on the right side of the vehicle. This allows the side skirt to maintain a stable position relative to the sill and the lower part of the door, which reduces the risk of looseness, rattling, and unwanted vibrations while driving.

This component is particularly important for:

• replacing a damaged side skirt after a collision or scrape,
• body and paint repairs in the sill area,
• restoring factory alignment of the sill areas and lower door edges.

Advantages of using an original BMW support

Using an original side skirt ledge sill support in a BMW G30/G31 allows you to maintain compliance with the factory body geometry. The appropriate shape and mounting points facilitate the installation of the side skirt without the need for modifications, which is important both in professional workshops and for DIY repairs.

Key benefits include:

• secure side skirt mounting – reducing the risk of deformation and the element protruding from the bodywork,
• maintaining the factory side body line,
• compatibility with original mounting points on the right side.

Condition and mounting characteristics

The offered support is a used part, which allows you to combine reasonable cost with the preservation of the original BMW design. The component comes from disassembly, thanks to which it retains factory mounting solutions and is ready for reuse in the sill area on the right side.

During installation, it is worth paying attention to:

• proper seating of the support in the mounting points on the sill,
• checking the condition of the side skirt itself before final fastening,
• even pressure on the skirt along its entire length to avoid stress.

Integration with other body components

The support works with the side skirt and adjacent side panel elements, influencing the overall rigidity and appearance of the lower body section. A properly selected component helps maintain the visual and technical consistency of the entire sill zone, which is important both for aesthetics and for protection against dirt and moisture in the sill area.

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

For users interested in a broader approach to servicing premium cars using proven parts from disassembly, an article describing safe component selection strategies may be helpful – you can find it here: Luxury within reach – how to service a legendary Porsche brand using proven used parts.