Wheel Arch Mercedes R172 Housing Rear Right O/S Wheel Mud Cover A1726900530

Visual condition of the part

The product shows signs of use visible in the photos.

Wheel Arch Mercedes R172 Housing Rear Right O/S Wheel Mud Cover is a precisely engineered body component that protects the rear right wheel arch area from dirt and mechanical damage. As an original Mercedes component, it ensures proper channeling of water, mud, and small stones, which contributes to stable suspension operation and an aesthetic appearance of the wheel arch. This solution is dedicated to installation in the rear right part of the vehicle, in accordance with the factory body geometry.

Specifications and technical data

• SKU: A1726900530
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1726900530
• Substitutable numbers: A1726900530, A 172 690 05 30
• Location on the vehicle: Rear, Right
• Category: Splash Guards & Mud Flaps

Function and role of the wheel arch housing

The rear right wheel arch housing in Mercedes R172 models performs a key protective function within the wheel well. It is responsible for:

• limiting the ingress of water, mud, and road salt to suspension components and the body structure,
• reducing the risk of accelerated corrosion in the rear right body area,
• stabilizing the flow of air and debris around the wheel while driving,
• protecting cables, mounts, and other components located within the wheel arch.

Thanks to its fitment for the specific body model, this element works with other covers and trunk lining to create a cohesive, sealed protective system.

Vehicle fitment and installation

The presented housing is intended for installation in the rear right part of the vehicle, which eliminates the need for any modifications or shape adjustments. The design is compatible with factory mounting points, which facilitates the mechanic's work and reduces replacement time.

In practice, this means that after removing a damaged or worn cover, you can directly use this element as a replacement, maintaining the correct wheel arch edge profile, fitment with the fender, and proper distance from the tire. A correctly installed wheel arch housing reduces noise generated by gravel and water hitting the inner part of the body, which improves acoustic comfort inside the cabin.

Product characteristics and condition

The wheel arch housing comes from the Mud Flaps body component group, which emphasizes its protective function against debris thrown from under the wheel. The product is offered as used, which in practice means maintaining the original geometry and compatibility with factory mounts while offering an attractive cost-to-functionality ratio.

For workshops and individual users, this means the possibility of an economical repair of the rear right wheel arch area without sacrificing the manufacturer's original specifications. A used body component is particularly beneficial for post-accident repairs, spot body corrections, and restoring the vehicle to a technical condition compliant with inspection requirements.

Benefits of using an original wheel arch housing

Using a dedicated wheel arch housing in a Mercedes R172 brings a number of practical operational benefits:

• Factory fitment – maintaining the correct wheel arch geometry, which minimizes the risk of tires rubbing against body components.
• Consistency with other covers – proper connection with other wheel well and bumper elements, without leaks.
• Anti-corrosion protection – limiting the contact of water and salt with metal structural elements.
• Stable mounting – use of factory mounting points, which facilitates service and potential future removal.

Thanks to these features, the wheel arch housing is an important element in maintaining the proper technical condition of the rear body section, especially in vehicles used year-round.

Expanding repairs within the wheel arch

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, protective profiles, or supplementary protective elements, check the available parts in the Mercedes Mud Flaps category.

For users who are simultaneously servicing other vehicle systems, guide materials regarding diagnostics and component selection by catalog numbers may also be useful – in this regard, it is worth reading the article Fuel system – injectors, pumps, and fuel tank: maintenance and regeneration, which discusses good practices for identifying parts by manufacturer markings.