BMW 3 Series E92 M3 Rear Left N/S Side Wheel Arch Housing Wheelhouse Liner

BMW 3 Series E92 M3 Rear Left N/S Side Wheel Arch Housing Wheelhouse Liner is an original body component designed for installation on the driver's side. This used part from the Mudflaps group helps effectively protect the wheel arch and suspension components from water, mud, and debris, improving component durability and wheel arch aesthetics.

Specifications and technical data

• SKU: 7899817
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7899817
• Substitutable numbers: 51717899817, 7899817, BG
• Location on the vehicle: Rear, Left
• Category: Splash Guards & Mud Flaps

Purpose and function of the component

The rear left wheel arch liner has been designed specifically for the BMW 3 Series E92 M3 version, taking into account the body geometry and wheel guidance. The placement on the vehicle is rear – left side, which ensures proper fitment to factory mounting points and correct adhesion to the bodywork.

The component performs several key operational functions:

• limits direct contact of water, salt, and stones with suspension and body elements from the inside,
• stabilizes airflow within the wheel arch, which promotes cleaner operation of this area,
• protects the paint and anti-corrosion coatings in the wheel arch zone from accelerated wear.

Compatibility and fitment for BMW

As a part from the BMW brand, the wheel arch liner is structurally compliant with the manufacturer's factory standards. This means maintaining the correct rigidity, shape, and mounting points, which facilitates installation and allows for restoring the original profile of the rear left wheel arch edge.

The product has a dedicated OEM part number and assigned interchangeable numbers, allowing you to precisely verify compatibility with your specific BMW 3 Series E92 M3 configuration before purchase.

Performance characteristics and condition

The offered wheel arch liner comes from dismantling and has a used part status, which is a cost-effective solution for body repairs where both correct fitment and reasonable cost are important. This type of component is particularly useful for:

• repairs after mechanical damage in the area of the rear left wheel,
• restoring factory wheel arch housing after bodywork interventions,
• comprehensive service of the wheel arch and suspension zone in the E92 M3 model.

Thanks to the preservation of the original geometry, the liner allows for an aesthetic finish of the wheel arch and limits the ingress of contaminants into hard-to-reach places, which facilitates easier vehicle maintenance.

Benefits of using an original wheel arch liner

Using a factory wheel arch liner in the BMW 3 Series E92 M3 brings measurable operational benefits:

• Better protection of the rear suspension zone – reduction of corrosion and dirt in the area of mounts, lines, and structural elements.
• Consistency with the factory body design – maintaining the original lines and shape of the wheel arch on the left side.
• Easier installation – fitment to serial mounting points without the need for modifications.

This solution is especially recommended for repairs of vehicles used dynamically, where the wheel arch zone is intensely exposed to external factors.

Expansion of BMW wheel arch zone modernization

If you are planning a comprehensive repair or modernization of the wheel arch zone in your BMW and need other elements from the same group, such as additional covers, wheel arch panels, or supplementary protective elements, check the available parts in the BMW Mudflaps category.

If you are considering broader retrofitting of your car with components from higher equipment versions and want to better understand the possibilities of using parts from dismantling, it is worth reading our guide: Retrofitting in VAG and BMW group cars – how to upgrade your car affordably.