BMW X3 E83 Wheel Arch Rear Left N/S Cover M Sport Titansilber Silver - 354

Visual condition of the part

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

BMW X3 E83 Wheel Arch Rear Left N/S Cover M Sport Titansilber Silver is an original body component from the Rear wheel arches and fenders category, designed for installation on the left side of the rear axle. Thanks to its factory fitment and finish in Titansilber Metallic - 354, it ensures a consistent body appearance and proper protection for the wheel area.

Specifications and technical data

• SKU: 0403486-TS2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 0403486
• Substitutable numbers: 51110403486, 0403486, BG
• Location on the vehicle: Rear, Left
• Color: Titansilber Metallic - 354
• Category: Body Side & Quarter Panels

Purpose and function of the component

The rear wheel arch cover in the BMW E83 is responsible for protecting the inner part of the bodywork from water, mud, road salt, and small stones thrown up by the wheel. A correctly selected M Sport version component helps maintain stable suspension operating conditions, reduces corrosion in the wheel arch area, and improves the aesthetics of the wheel well on the rear – left side of the vehicle.

Technical characteristics and fitment

The presented cover has been designed specifically for the BMW E83 body in the M Sport variant, which means it is perfectly matched to the bumper, fender, and side skirts of this styling package. The component's design accounts for:

• a profile matched to the geometry of the rear left wheel arch,
• mounting points consistent with factory brackets,
• a shape ensuring adequate clearance for the wheel and suspension.

The Titansilber Metallic - 354 color allows for visual consistency with the bodywork in this shade, which is particularly important for post-accident repairs or replacing individual panels.

Condition, origin, and benefits of use

The component comes from the BMW line and is classified as used, which is a cost-effective solution for repairs where maintaining original specifications while optimizing costs is a priority. Choosing an original wheel arch cover from this series allows you to:

• maintain factory fitment with adjacent body panels,
• preserve compliance with the factory M Sport geometry,
• minimize the risk of installation issues typical of aftermarket replacements.

Application in the rear wheel arch zone

The cover operates in a demanding environment – in the immediate vicinity of the wheel, suspension, and body components. A correctly selected component of this type:

• limits the accumulation of debris in the corners of the wheel arch,
• supports the anti-corrosion protection of the load-bearing structure,
• helps maintain cleanliness in the area of the shock absorber mounts and control arms.

This is especially important for vehicles used year-round, where wheel arches are exposed to intense moisture and chemical agents used on roads.

Modernization expansion – BMW Rear wheel arches and fenders

If you are planning a comprehensive repair or modernization of the rear wheel arch area in your BMW and need other elements from the same group, such as additional covers, inner panels, or rear fenders, check the available parts in the BMW Rear wheel arches and fenders category.

Technical support and expertise

When planning broader service work or modernizations of the drivetrain and accessories, it is worth using reliable sources of technical knowledge. For users interested in the regeneration and restoration of diesel units, the following article may be helpful: The second life of the Mercedes OM642 engine – how injectors and a turbocharger restore the power of the 3.0 V6 CDI, which shows how thoughtful replacement of selected components affects the durability and operating culture of the entire system.

Summary

BMW X3 E83 Wheel Arch Rear Left N/S Cover M Sport Titansilber Silver is a practical choice for users who want to restore proper protection to the rear left wheel arch and maintain a consistent body appearance in Titansilber Metallic - 354. Its original BMW origin and M Sport fitment facilitate trouble-free installation and the maintenance of factory body parameters in the rear axle area.