Underbody Cover Mercedes W205 W238 W257 Engine Right O/S Compartment A2135244100

The Right Engine Undertray Shield for Mercedes W205 / W238 / W257 is an original body part designed to protect the right side of the engine bay. It ensures stable airflow under the vehicle, reduces dirt accumulation, and supports the proper functioning of components in the front part of the vehicle, which is important for both durability and driving comfort. Thanks to its factory geometry, it is precisely fitted to the chassis design and ready for installation in the manufacturer-designated location.

Specifications and technical data

• SKU: A2135244100
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2135244100
• Substitutable numbers: A2135244100, A 213 524 41 00
• Location on the vehicle: Right
• Category: Other Exterior Parts & Accessories

Purpose and Function of the Undertray Shield

The presented undertray shield is a dedicated component for Mercedes C-Class, E-Class, and CLS models of the W205 / W238 / W257 generation, mounted on the right side in the engine bay area. Its purpose is to limit direct contact of components with water, mud, road salt, and small debris, as well as to streamline airflow under the vehicle.

This solution contributes to:

• reducing the risk of corrosion and accelerated wear of components in the front part of the chassis,
• more stable operating conditions for engine accessories,
• reducing noise generated by air and debris hitting the vehicle's structure.

Construction and Fit for the Right Side of the Vehicle

The shield is specifically designed for installation on the right side of the vehicle, taking into account the body shape and the layout of structural elements in this area. Appropriately profiled mounts and pressings allow for secure fitting in factory mounting points, without the need for body modifications.

This ensures:

• compatibility with factory shields and wheel arches on the left side,
• no interference with cables, electrical harnesses, or suspension components,
• installation can be carried out predictably and repeatably, in accordance with service procedures.

Characteristics of an Original Mercedes Part

The undertray shield comes from the line of original Mercedes components, which means compliance with factory dimensional and material standards. For workshops and users, this ensures that the part will work with existing mountings, and its shape will not disrupt aerodynamics or cooling within the engine bay.

As a used part, the product may show signs of wear, but it retains the functionality and geometry necessary for proper installation. This is a cost-effective solution for drivers and service centers who want to restore the factory chassis setup without investing in a new part.

Practical Benefits of Installation

Installing this undertray shield on a Mercedes W205, W238, or W257 brings tangible technical benefits:

• better protection of the right side of the engine bay from dirt and moisture,
• more organized airflow under the car,
• reduced accumulation of mud and stones in critical structural areas,
• easier cleaning and inspection of components in this zone.

For vehicles used in more demanding conditions (city driving, unpaved roads, intensive driving in rain), installing a functional undertray shield is an important aspect of maintaining the technical condition of the body and accessories.

Selection, Compatibility, and Other Mercedes Body Parts

To ensure compatibility, it is advisable to verify the manufacturer's markings and compare the shape and mounting points with the factory-installed part. If in doubt, matching by vehicle model and generation is also helpful, especially when working in a professional workshop.

If you are planning a comprehensive repair or upgrade of the underbody and engine bay area in your Mercedes and need other parts from the same group, such as additional shields, soundproofing panels, or wheel arch liners, check the available parts in the Other Mercedes category.

For those who want to better understand the design differences in sports drivetrains and chassis, an article comparing solutions used in high-performance models may be helpful – details can be found in the post Audi RS vs. Other Models – What's Under the Hood and Chassis?.

If you want to make informed choices when buying from the secondary market and minimize the risk of a wrong purchase, it is worth familiarizing yourself with the practical tips contained in the guide Safe Online Purchase of Used Car Parts – A Step-by-Step Guide, which explains the process of selecting and verifying used components step by step.