BMW X3 G01 Entrance Cover Strip Trim Sill Rear Left N/S Entry Plate 7398007

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X3 G01 Entrance Cover Strip Trim Sill Rear Left N/S Entry Plate is an original body component from the Doors and door panels group, designed for installation in the rear left section of the vehicle. It provides an aesthetic finish to the door sill edge and additional protection for the entry area against mechanical damage. It is a practical solution for users who want to maintain a consistent body appearance and proper sill structure geometry.

Specifications and technical data

• SKU: 7446639
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7446639
• Substitutable numbers: 7446639, 51437446639, 7398007
• Location on the vehicle: Rear, Left
• Category: Doors & Door Skins

Purpose and function of the component

The door sill cover strip in the rear left section of the body is responsible for covering the sill edge and the lower part of the door opening. In the BMW X3 G01 model, it serves the following functions:

• protective – reduces the risk of paint and sheet metal damage in the entry area,
• structural – helps maintain proper fitment of trim elements,
• visual – organizes the sill line and improves the appearance of the side of the body.

Thanks to precise fitting to the specific body model, installation is straightforward, without the need for modifications or adjustments required by universal replacements.

Construction and fitment for BMW X3 G01

The discussed strip has been designed specifically for the BMW X3 G01 platform, taking into account the geometry of the rear body section on the left side. This means that:

• the profile shape corresponds to the factory sill line and the lower door edge,
• mounting points are compatible with the original bodywork brackets,
• compatibility with factory door seals and linings is maintained.

This solution allows for maintaining structural and visual consistency with other body components, which is particularly important during post-accident repairs or when replacing individual components.

Performance characteristics and installation

The rear left door sill cover strip is a component that operates in a demanding area – exposed to dirt, moisture, and contact with passengers' footwear. Using an original part from the Doors and door panels group allows you to maintain:

• stable mounting over a long service life,
• proper adhesion to the sill and door surface,
• aesthetic appearance of the rear left entry area.

The component is intended for installation in the rear part of the vehicle on the driver's side (in left-hand drive configurations), which facilitates clear identification of the installation location during bodywork and assembly tasks.

Benefits of using the original strip

Using the original door sill cover strip in the BMW X3 G01 provides a number of practical benefits:

• maintaining the factory look of the side body section,
• reducing the risk of corrosion in the sill area thanks to additional protection,
• easier cleaning in the entry area to the rear row of seats.

This solution is especially recommended for repairs after mechanical damage to the sill or when replacing trim elements on the rear left side, when consistency with other body components is a priority.

If you are planning a comprehensive repair or upgrade of the sill area in your BMW and need other components from the same group, such as covers, overlays, or additional strips, check the available parts in the BMW Doors and door panels category.

For users interested in a broader approach to vehicle operation and durability, including the impact of engine operating temperature on the condition of the body and components mounted within it, the guide article Engine cooling system – overheating, repair and used radiators may be helpful, as it discusses practical aspects of maintaining key vehicle components.