BMW X3 E83 Fender Side Wing Panel Front Left N/S Black Sapphire Metallic - 475

Visual condition of the part

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

BMW X3 E83 Fender Side Wing Panel Front Left N/S Black Sapphire Metallic is an original body component from the Front Fenders category, designed for installation on the left side of the vehicle's front section. Finished in the factory Black Sapphire Metallic - 475 color, it allows for a visually consistent repair of the wheel arch without the need to change the paint shade in that area. This is a practical solution for BMW users who expect a solid fit and the preservation of the original body lines.

Specifications and technical data

• SKU: 3405921-BS2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3405921
• Substitutable numbers: 41353405921, 3405921, 41353405923, 3405923
• Location on the vehicle: Front, Left
• Color: Black Sapphire Metallic - 475
• Category: Fenders

Purpose and fitment for BMW X3 E83

The presented fender has been designed specifically for the BMW X3 E83 model and for installation on the front left side of the body. The appropriate geometry of the edges, creases, and mounting points ensures a proper fit with the hood, bumper, doors, and internal wheel arch structure. As a result, once correctly installed, the factory body line is maintained, and the gaps between panels remain uniform.

The placement on the vehicle, defined as front – left side, facilitates clear identification of the part when planning post-accident repairs or replacing a corroded component. This is particularly important when working in professional body and paint shops, where precision and repeatability of installation are essential.

Black Sapphire Metallic – 475 color and paint aspects

The fender is factory-finished in Black Sapphire Metallic - 475, characteristic of many BMW X3 E83 units. The metallic paint coating provides depth of color and characteristic light reflection, which translates into an aesthetic appearance of the entire side of the vehicle. In the case of a local repair, this allows for minimizing the scope of painting, provided that the other body components are in the same shade and in good condition.

For professional installation, a standard surface preparation procedure is recommended: checking the condition of the coating, potential shade matching by a painter, and anti-corrosion protection of the mounting edges. This approach allows for a durable visual effect and reduces the risk of shade differences between adjacent panels.

Characteristics of the used component

The offered fender is a used component, which in practice means a favorable cost-to-quality ratio while maintaining the manufacturer's original specifications. Compared to non-factory replacements, the original body panel usually replicates the shape better, has the correct sheet metal thickness, and features the mounting points and technological holes provided by the manufacturer.

Before installation, it is worth performing a standard bodywork inspection, including an assessment of the surface, edges, and mounting points. This allows for proper planning of any preparatory work, such as minor adjustments or local anti-corrosion protection, to finally achieve a stable and durable connection with the vehicle structure.

Use in body repairs and benefits of choosing OEM BMW

Replacing the front left fender in a BMW X3 E83 is a typical operation for repairs following side collisions, parking damage, or advanced corrosion in the wheel arch area. Using an original body component facilitates the body technician's work, reduces fitting time, and lowers the risk of needing additional modifications. This translates into a more predictable repair process and a stable final result.

If you are planning a comprehensive repair or upgrade of the front wheel arch zone in your BMW and need other components from the same group, such as wheel arch panels, inner covers, or additional reinforcements, check the available parts in the BMW Front Fenders category.

Technical support and additional materials

When planning body repairs, it is also worth considering the condition of other vehicle components, including the drivetrain. For users interested in the informed selection of mechanical components, a guide on gearboxes – the differences between manual, automatic, and DSG designs, typical faults, and the principles of safely purchasing used parts – may be helpful. Practical tips can be found in the article Gearbox: manual, automatic, or DSG – typical faults and a guide to buying a used gearbox.