Mercedes-Benz C-Class W203 Rear Right O/S Wheel Housing Arch Trim A2036980430

Mercedes-Benz C-Class W203 Rear Right O/S Wheel Housing Arch Trim is an original body component designed for the rear right side of the vehicle, which helps effectively protect the wheel arch and suspension components from dirt and moisture. Thanks to its factory-fit design for the Mercedes W203, it ensures stable mounting, proper airflow management, and the maintenance of the correct wheel arch geometry. This is a practical solution for users who want to restore the proper condition of the rear wheel arch cover following mechanical damage or corrosion.

Specifications and technical data

• SKU: A2036980430
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2036980430
• Substitutable numbers: A2036980430, A 203 698 04 30
• Location on the vehicle: Rear, Right
• Category: Rear Light Assemblies

Purpose and function of the rear right wheel arch

The rear right wheel arch in a Mercedes W203 is responsible for shielding the inner part of the bodywork in the wheel area, limiting direct contact of mud, water, road salt, and small stones with structural elements. A properly selected wheel arch:

• reduces the risk of accelerated corrosion of the sheet metal in the rear part of the body,
• protects cables, mounts, and suspension components from dirt,
• stabilizes airflow within the wheel housing, which affects the vehicle's driving refinement,
• reduces noise generated by splashing stones and debris.

Thanks to its fitment for the specific model, the wheel arch works with factory mounting points, which facilitates installation and allows for maintaining structural integrity of the rear body section.

Compatibility with Mercedes W203 and vehicle placement

The presented wheel arch has been designed for use in the Mercedes W203 model in the rear, right part of the vehicle. The placement on the vehicle defined as rear – right side means that the component is mounted on the passenger side on the rear axle, inside the wheel housing. Such precise location minimizes the risk of errors when selecting parts and allows for efficient planning of service work.

A suitable wheel arch is particularly important after body repairs, suspension component replacement, or after identifying mechanical damage to the cover, as the lack of a proper shield can lead to a gradual deterioration of the rear body section.

Performance characteristics and advantages of use

As a component originating from a Mercedes vehicle, the wheel arch maintains geometry consistent with the manufacturer's factory specifications. In practice, this means:

• a secure fit to the shape of the wheel housing in the Mercedes W203,
• compatibility with original mounting points and clips,
• possibility of installation without the need for structural modifications,
• maintenance of an aesthetic appearance of the rear body section from the inside.

The used component allows for an economical repair while maintaining the original structural specification of the vehicle. This is a particularly beneficial solution for comprehensive renovation work, where both functionality and cost control are important.

Condition and installation aspects

The wheel arch is offered as a used part, which in practice means it comes from dismantling and may show signs of wear typical for this type of element, while maintaining the functionality required for further use. This type of component is often chosen in situations where the priority is to restore proper protection of the wheel housing and secure the rear part of the body against further wear.

During installation, it is recommended to verify the condition of the mounts in the bodywork and use appropriate clips and screws consistent with factory solutions to ensure stable seating of the wheel arch and avoid unwanted vibrations or noise while driving.

Related items from the Mercedes rear lights and brake lights category

If you are planning a comprehensive repair or upgrade of the rear zone in your Mercedes and need other elements from the same group, such as tail lights, brake lights, or additional lighting modules, check the available parts in the Mercedes rear lights and brake lights category.

For drivers interested in a broader perspective on the operation of premium class cars and potential service costs, an article describing typical problems with power units in a popular model of the Bavarian brand may be helpful – you can find it here: Faulty BMW E90 engines: check what can ruin your budget!.