Mercedes W203 Estate Wheel Arch Rear Left N/S Trim Cover Housing A2036981930

The Mercedes W203 Rear Left Wheel Arch Liner is an original body part from the Mud Flaps category, designed for installation on the rear left side of the vehicle. This used part ensures a factory fit, effective wheel arch protection, and improved acoustic comfort inside the vehicle.

Specifications and technical data

• SKU: A2036981930
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2036981930
• Substitutable numbers: A2036981930, A 203 698 19 30
• Location on the vehicle: Rear, Left
• Category: Splash Guards & Mud Flaps

Purpose and Function of the Part

The rear left wheel arch liner in the Mercedes W203 serves a dual purpose: it shields the wheel arch area from dirt and moisture, and it reduces noise generated by the tires and chassis. Thanks to its precise shape, tailored to the body, this component stabilizes the flow of contaminants, minimizes the risk of mud and water accumulation, and supports anti-corrosion protection of the sheet metal in the wheel arch area.

Construction and Vehicle Fitment

The offered wheel arch liner is a factory component dedicated for installation in the rear left part of the body. Its construction is designed to:

• fit snugly to the shape of the wheel arch in the Mercedes W203,
• ensure stable mounting in the factory attachment points,
• work correctly with original mud flaps and other body covers.

This precise fit translates to secure installation and reduced unwanted vibrations and noises during driving.

Benefits of Using an Original Wheel Arch Liner

Using an original wheel arch liner in the Mercedes W203 helps maintain the structural integrity of the body and preserves the acoustic parameters specified by the manufacturer. Key benefits include:

• improved acoustic insulation of the cabin against road noise and minor stone impacts,
• protection of the inner surfaces of the wheel arch from direct exposure to water, salt, and contaminants,
• preservation of the original geometry of the covers in the rear wheel area,
• easier inspection of the condition of sheet metal and suspension components within the wheel arch.

This ensures the vehicle retains its predictable operational characteristics, and the risk of accelerated corrosion in the wheel arch area is reduced.

Part Condition and Service Application

This part is a used item, removed from a vehicle, and intended for reinstallation as a replacement part in the rear left section of the body. It is a practical solution for situations where the original wheel arch liner has been mechanically damaged, deformed, or removed during previous body repairs. Choosing a used original component allows for maintaining vehicle design compliance while reducing service costs.

Application in Service and Body Modernization

Replacing the rear left wheel arch liner is recommended, among other things, after accident repairs, painting work in the wheel arch area, or in case of visible damage to the cover. A correctly chosen part:

• facilitates the accurate restoration of the factory body structure,
• supports the maintenance of proper sealing and protection of the wheel zone,
• contributes to maintaining the driving comfort typical of the Mercedes brand.

If you need other parts from the mud flaps category for your Mercedes, for example, to complete a set of wheel arch liners or replace other covers around the wheels, check the available parts in the Mercedes Mud Flaps category.

For drivers considering a broader replacement of body or suspension components in vehicles of this brand, an article describing the benefits of using original used parts may be helpful – you can find more information in the material Used Parts for Mercedes – Original Parts from Dismantling.