BMW X3 E83 Rear Wheel Arch Cover M Sport Right O/S Black Sapphire - 475

Visual condition of the part

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

BMW X3 E83 Rear Wheel Arch Cover M Sport Right O/S Black Sapphire - 475 is a precisely fitted body component designed for the rear right wheel arch in versions with the M Sport package. Finished in Black Sapphire Metallic - 475, it ensures a consistent vehicle appearance and provides proper protection for the wheel area against dirt and external factors. This is an ideal solution for users who expect solid construction and correct installation in accordance with the model's specifications.

Specifications and technical data

• SKU: 0403487-BS1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0403487
• Substitutable numbers: 0403487, 51110403487, 3414450, 51773414450
• Location on the vehicle: Rear, Right
• Color: Black Sapphire Metallic - 475
• Category: Splash Guards & Mud Flaps

Purpose and fitment

The described wheel arch cover has been designed for the rear right side of the BMW X3 E83 body equipped with the M Sport package. The component's design is adapted to the fender geometry and wheel arch shape, which facilitates installation and ensures stable mounting at factory points. As a result, the correct body line is maintained after installation, and the space around the wheel remains properly covered.

Protective function and operation

The wheel arch cover plays a key role in protecting the inner part of the fender and suspension components from water, mud, road salt, and small stones. In practice, this translates into:

• reducing corrosion in the wheel arch and fender edge area,
• decreasing the amount of debris accumulating in the wheel zone,
• better protection for cables and components located near the wheel arch.

For users of the BMW X3 E83 with the M Sport package, this is particularly important, as a properly selected cover helps maintain the correct technical condition of the body and preserves the aesthetics of the sports version.

Exterior appearance and color

The element is finished in Black Sapphire Metallic - 475, which allows for a consistent match with bodywork painted in the same color. Such a configuration minimizes visual differences after part replacement and facilitates maintaining a uniform vehicle appearance. The color scheme is significant both in terms of aesthetics and potential vehicle resale, as correctly selected body components influence the overall perception of the vehicle's condition.

Characteristics of the Mud Flaps category

The wheel arch cover belongs to the Mud Flaps category, whose task is to limit the splashing of water and debris from under the wheels. In practice, this affects the cleanliness of the lower body parts and improves paint protection in the sill and fender area. Properly selected components from this group help reduce the risk of mechanical damage caused by stone chips and extend the durability of protective coatings.

Condition and use in service and tuning

The presented wheel arch cover is a used part, making it an attractive proposition for users looking for a cost-effective solution while maintaining proper fitment for the BMW X3 E83 with the M Sport package. This type of part is suitable both for standard post-accident repairs and for restoring body completeness after previous modifications.

In the case of projects focused on improving the exterior appearance, using an original cover in the correct color makes it easier to achieve a consistent visual effect without the need for additional shaping of the element.

If you are planning a comprehensive repair or upgrade of the wheel arch area in your BMW and need other elements from the same group, such as covers, mud flaps, or additional protective panels, check the available parts in the BMW Mud Flaps category.

For those considering broader vehicle modifications using aftermarket components and wanting to combine reasonable costs with improved appearance and functionality, the article Tuning with used parts – how to gain performance without spending a fortune, which describes a practical approach to selecting used components, may be helpful.