BMW E70 M Sport Bumper Splash Shield Left N/S Wheel Arch Black Sapphire 8037161

BMW E70 M Sport Bumper Splash Shield Left N/S Wheel Arch Black Sapphire is an original wheel arch liner designed for the M Sport version, specifically engineered for installation on the left side of the vehicle. This component effectively protects the interior of the wheel arch from water, mud, and debris, supporting stable suspension operation and the durability of body components. Thanks to its factory Black Sapphire Metallic color, it perfectly integrates with the BMW body line, maintaining a cohesive look for the bumper and wheel arch area.

Specifications and technical data

• SKU: 8037283-BS
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8037283
• Substitutable numbers: 51128037283, 8037283, 8037161, KZ
• Location on the vehicle: Left
• Color: Black Sapphire Metallic - 475
• Category: Splash Guards & Mud Flaps

Purpose and technical function

The presented wheel arch liner is dedicated to BMW models with the M Sport package, where it is responsible for protecting the wheel area from the bumper side. Mounted on the left side, it creates a barrier against water, road salt, and small stones, reducing the risk of corrosion and mechanical damage to suspension and body components.

Due to its precise fit to the wheel arch geometry, the liner stabilizes airflow around the wheel, which promotes proper aerodynamics and helps control dirt accumulation in the wheel arch cavity.

Construction, color, and fitment

The liner is manufactured as an original BMW part, ensuring compatibility with factory mounting points and appropriate structural rigidity. The shape of the component is matched to the M Sport bumper line, ensuring that there are no unsightly gaps or material stress after installation.

The Black Sapphire Metallic finish allows for visual consistency with the bodywork in the same shade, which is particularly important in the bumper and wheel arch area, visible whenever looking at the side of the vehicle. This is both a technical and aesthetic solution – the liner serves a protective function while maintaining the car's appearance.

Benefits of using an original wheel arch liner

Using an original M Sport wheel arch liner provides a number of practical benefits:

• secure fitment to factory mounting points, without the need for modifications,
• preservation of the correct wheel arch and bumper geometry,
• protection of suspension components, lines, and body structure from dirt,
• consistent appearance with the body paint in the Black Sapphire Metallic shade.

As an item in the Mudflaps category, the liner effectively limits water and mud splash around the wheel, which translates into a cleaner body and less strain on mechanical components in this area.

Condition and service application

The offered component is in used condition, making it an attractive solution for post-accident repairs, replacing a damaged liner, or completing missing parts in the wheel arch area. Choosing an original, used liner allows for maintaining factory fitment while optimizing service costs.

The liner will prove useful both for local bumper and wheel arch repairs and for more extensive front-end rebuilds after a collision, where restoring factory geometry and wheel area protection is crucial.

Expanding your BMW wheel arch upgrade

If you are planning a comprehensive repair or upgrade of the wheel arch area in your BMW and need other components from the same group, such as additional liners, mudflaps, or protective panels, check out the available parts in the BMW Mudflaps category.

For drivers interested in a broader approach to drivetrain service and diagnostics, practical tips on assessing the condition of used components can be found in the guide Second-hand differential – what you need to know about used differentials, sensors, and drivetrain systems, which helps in consciously planning repairs and selecting parts.