BMW X3 E83 M Sport Rear Wheel Arch Cover Left N/S Titansilber Silver

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X3 E83 M Sport Rear Wheel Arch Cover Left N/S Titansilber Silver is an original body component designed for the rear left wheel arch in M Sport versions. Thanks to the factory Titansilber Metallic - 354 paint, the trim harmoniously matches the body color, facilitating an aesthetically pleasing and technically correct repair. It is a practical solution for users who want to restore a consistent look to the side body area following operational damage.

Specifications and technical data

• SKU: 0403486-TS
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0403486
• Substitutable numbers: 0403486, 51110403486
• Location on the vehicle: Rear, Left
• Color: Titansilber Metallic - 354
• Category: Body Side & Quarter Panels

Purpose and fitment

The wheel arch cover trim has been designed specifically for BMW X3 E83 M Sport package models, taking into account the geometry of the rear left body section. The shape and profile of the component are adapted to the factory mounting points, allowing for installation in accordance with the manufacturer's original technology. Its placement on the vehicle in the rear wheel arch area helps protect the fender edge from dirt and minor mechanical damage.

Color and surface finish

The factory Titansilber Metallic - 354 paint ensures color consistency with the body in the same shade, which reduces the need for additional painting after fitting the component. The metallic coating is prepared for typical road conditions, and the carefully selected surface structure makes it easy to keep the trim clean. For body shops, this means reduced repair time and a predictable visual effect after installation.

Functional characteristics of the component

The wheel arch cover trim in the rear left section serves both protective and aesthetic functions. When properly installed, it:

• stabilizes the wheel arch edge in an area exposed to water, mud, and small stones,
• reduces the risk of paint chips at the junction of the wheel arch and the bumper,
• restores the consistent look of the side body line in the M Sport version.

For the vehicle owner, this means a more orderly appearance of the rear of the car and improved protection for a critical section of the bodywork.

Condition and service application

The component comes from disassembly and is offered as a used original BMW part, which allows for an economical repair while maintaining factory fitment. Such components are frequently chosen by workshops specializing in the BMW brand and by conscious users who prefer original design solutions over aftermarket parts with uncertain geometry.

Integration with other body components

The cover works with the rear fender and other wheel arch zone components to create a cohesive protective system. Proper alignment of the trim edges with adjacent panels makes it easier to maintain factory gaps and body lines, which is important for both post-accident repairs and vehicle restoration. This allows for a visual effect close to the factory state without the need to interfere with the body structure.

If you are planning a comprehensive repair or upgrade of the rear wheel arch area in your BMW and need other components from the same group, such as covers, trims, or fender sections, check the available parts in the BMW rear wheel arches and fenders category.

For drivers interested in the driving characteristics of all-wheel-drive models and the impact of drivetrain design on the selection and maintenance of body components, the article comparing AWD solutions may be helpful – xDrive, 4Matic, quattro, or 4Motion – a comparison of AWD systems from BMW, Mercedes, Audi, and VW.