Wheel Arch Mercedes W251 Housing Rear Left N/S Wheel Mud Cover A2518800505

Visual condition of the part

The product shows signs of use visible in the photos.

Wheel Arch Mercedes W251 Housing Rear Left N/S Wheel Mud Cover is a factory body component designed for effective protection of the rear wheel arch area on the left side. This used cover from the Mud Flaps group helps reduce the accumulation of mud, water, and debris, which promotes a longer service life for the suspension and body components of your Mercedes.

Specifications and technical data

• SKU: A2518800505
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2518800505
• Substitutable numbers: A2518800505, A 251 880 05 05
• Location on the vehicle: Rear, Left
• Category: Splash Guards & Mud Flaps

Purpose and function of the wheel arch cover

The rear left wheel arch mud cover in the Mercedes W251 class plays an important role in protecting the wheel area and internal body components. It secures the structure against the direct impact of water, salt, mud, and small stones thrown by the tire, which reduces the risk of corrosion and mechanical damage.

Thanks to its precise fit for the specific W251 body model, this component works with factory mounting points, ensuring stable seating and proper guidance of debris away from critical body areas.

Construction and fitment for Mercedes W251

The cover has been designed specifically for installation in the rear, left part of the vehicle, in the immediate vicinity of the wheel arch. The shape and profile are adapted to the geometry of the W251 body, which facilitates installation and ensures proper adhesion to the bodywork and other structural elements.

The design solution typical for the Mud Flaps group allows for efficient drainage of water and mud, while not restricting suspension travel or wheel movement. Properly profiled surfaces help reduce the amount of debris settling in the corners of the wheel arch, which facilitates subsequent cleaning and maintenance.

Benefits of using an original cover

Using a dedicated wheel arch cover in a Mercedes W251 brings a number of practical operational benefits:

• better protection of suspension and body components against moisture and dirt,
• reduction of the risk of accelerated corrosion in the wheel arch zone,
• more orderly airflow and debris management around the wheel,
• maintenance of the factory look and completeness of the wheel arch structure.

The used component allows for an economical vehicle repair while maintaining proper fit and functionality, which is particularly important when replacing a damaged or missing cover after a collision, corrosion, or intensive use.

Installation zone: rear – left side of the vehicle

The presented cover is intended for installation in the rear part of the vehicle on the left side. Such placement requires an appropriate shape and mounting points so that the component works with the body, bumper, and other wheel arch components. Proper seating of the cover affects:

• stability of the mounting when driving on uneven surfaces,
• absence of unwanted vibrations and noises in the wheel arch area,
• proper protection of cables, harnesses, and mechanical elements located in this zone.

Thanks to its dedicated purpose for a specific side and axle of the vehicle, the installation proceeds in an orderly manner, without the need for modifications or reshaping.

Application in service and body repairs

The rear left wheel arch mud cover for the Mercedes W251 will work well both for standard replacement of a worn element and for post-accident repairs or body restoration. It is a practical solution for body shops and users who care about the technical condition of the chassis.

If you are planning a comprehensive repair or upgrade of the wheel arch area in your Mercedes and need other elements from the same group, such as additional covers, mud flaps, or protective panels, check the available parts in the Mercedes Mud Flaps category.

When selecting used body components and protective elements, it is worth being guided by compatibility with the specific model and version of the vehicle, as well as paying attention to mounting parameters and the intended side of the car.

For users interested in deepening their knowledge on the selection of used components, compatibility of markings, and practical aspects of installation, the Global Parts guide may be helpful – check the article on choosing used modules and sensors in a car, which discusses, among other things, the principles of working with OEM markings and selecting parts for compatibility.