BMW 3 Series 1 E90 E91 M Sport Bottom Lower Front Right O/S Wheel Arch Housing

BMW 3 Series 1 E90 E91 M Sport Bottom Lower Front Right O/S Wheel Arch Housing is an original body component from the Mudflaps group, designed to protect the front right wheel arch in BMW 3 Series E90/E91 models with the M Sport package. This used cover is a functional solution for drivers who want to restore proper wheel arch protection and maintain the factory geometry and aerodynamics of the bodywork.

Specifications and technical data

• SKU: 8040102
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8040102
• Substitutable numbers: 51718040102, 8040102, 51714789192, 4789192, EM
• Location on the vehicle: Front, Right
• Category: Splash Guards & Mud Flaps

Purpose and function of the component

The front right wheel arch cover is responsible for directing airflow, protecting the wheel well and adjacent suspension and body components from water, mud, and small stones. In the case of the M Sport package in the BMW E90/E91, the shape of the wheel arch is specific, which is why using a dedicated cover is crucial for maintaining proper fitment with the bumper, wheel arch, and other panels.

A well-fitted wheel arch cover helps reduce corrosion of metal parts, lowers the risk of damage to cables and wiring within the wheel arch area, and improves acoustic comfort inside the cabin by reducing noise generated by the wheels.

Construction and fitment for BMW E90/E91 M Sport

The presented component has been designed specifically for versions with the M Sport package, which means it fits the characteristic bumper line and widened wheel arch edges. As a result, installation is straightforward, without the need for modifications or reshaping.

Original mounting points and the profile of the cover allow for stable attachment to the factory body points. This ensures proper sealing within the wheel arch area and prevents unwanted vibrations or rubbing against the tire while driving.

Condition, origin, and benefits of using a used part

The component comes from the BMW group and is classified as used, which in practice means it has been previously operated but is still suitable for further installation after verifying its condition. Choosing such a part is a reasonable compromise between cost and maintaining the manufacturer's original specifications.

Using a used wheel arch cover allows you to:

• maintain a consistent look and construction of the wheel arch zone in the car,
• reduce repair costs compared to new components,
• preserve the factory fitment characteristic of the M Sport package.

Vehicle placement and installation aspects

The cover is intended for installation in the front right wheel arch area, which in practice means working in an area particularly exposed to external factors. Proper attachment of the component is important for protecting the bumper, side skirts, and the lower part of the engine bay from dirt and moisture.

During installation, it is recommended to check the condition of all mounting points and adjacent body components. In many cases, replacing the wheel arch cover is performed in parallel with work on the bumper, headlights, or suspension components, which facilitates access and reduces service time.

Expanding body protection in BMW

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

More practical information on how to effectively use used components in German car brands can be found in the article Audi on second-hand parts – tuning and repairs without losing quality, which shows how to combine savings with maintaining high operational quality.