BMW X3 E83 Wheel Arch Rear Left N/S Cover M Sport Rubinschwarz Ruby Black - S23

Visual condition of the part

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

BMW E83 Rear Left Wheel Arch Liner M-Sport Black is an original body part from the Rear Wheel Arches & Fenders group, designed for installation on the left rear axle. Thanks to its factory fit and paint in the shade of Rubinschwarz Ruby Black Metallic - S23 / X03, it helps maintain a cohesive body appearance and proper protection of the wheel area.

Specifications and technical data

• SKU: 0403486-RUB
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0403486
• Substitutable numbers: 51110403486, 0403486, BG
• Location on the vehicle: Rear, Left
• Color: Rubinschwarz Ruby Black Metallic - S23 / X03
• Category: Body Side & Quarter Panels

Purpose and Fitment

The presented wheel arch liner has been specifically designed for the rear left part of the BMW E83 body in the M-Sport version. The construction corresponds to factory mounting points, which facilitates installation and ensures a stable fit to the body without the need for modifications. The element is prepared for operation in demanding conditions typical for the rear wheel area.

Protective Function and Operation

The wheel arch liner plays a crucial role in protecting internal body components and suspension parts from water, mud, road salt, and small stones. A correctly selected and installed element:

• reduces the risk of corrosion in the wheel arch and sill areas,
• stabilizes the flow of contaminants around the wheel,
• helps maintain cleanliness in the wheel well and mounting elements,
• assists in preserving the correct body geometry in the wheel arch area.

Thanks to its fitment for the M-Sport version, the liner harmonizes with the characteristic line of the bumper and extensions, which is important for both protection and aesthetics.

Color and Body Integration

The finish in the color Rubinschwarz Ruby Black Metallic - S23 / X03 allows for harmonious integration with the vehicle's body in the same shade. The appropriately selected color:

• minimizes the visibility of transitions between elements,
• facilitates maintaining a cohesive M-Sport styling line,
• allows for an aesthetic replacement of a damaged part without the need for additional painting.

Characteristics of a Used Part

The wheel arch liner comes from the secondary market, meaning it is a used part that retains its intended functionality. This type of element is a good choice for accident repairs, replacing damaged wheel arches, or restoring a vehicle to its factory specification while reducing costs compared to a new component.

Compatibility and Part Selection

To correctly select the wheel arch liner for a specific BMW E83 model, it is advisable to verify compatibility with the M-Sport equipment version and its placement on the vehicle (rear, left side). Manufacturer markings, part numbers, and interchangeable numbers visible in the technical specifications can be helpful, facilitating the matching to a specific body configuration.

If you are planning a comprehensive renovation of the rear body or replacing several parts simultaneously, and you are interested in other body components dedicated to this brand, check the available parts in the category BMW Rear Wheel Arches & Fenders.

In case of modernization or repair of the intake and exhaust system, where you are also considering the use of used parts, you can find helpful information on the rationale for using used components in the article EGR: What it is and why considering used EGR valves is worthwhile.