Mercedes C117 Underbody Rear Floor Undertray Panelling Shield A1176840400

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes C117 Underbody Rear Floor Undertray Panelling Shield is an original body component designed for installation in the rear section of the vehicle, responsible for protecting the undercarriage and the lower bumper area. Thanks to its factory geometry, it ensures proper airflow management under the car and provides stable coverage for critical structural elements. This is the ideal solution for users who expect assembly consistency with the factory mounting system in Mercedes models.

Specifications and technical data

• SKU: A1176840400
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1176840400
• Substitutable numbers: A1176840400, A 117 684 04 00
• Location on the vehicle: Rear
• Category: Splash Guards & Mud Flaps

Purpose and technical function

The described underbody shield operates in the rear zone of the body, in the bumper area, where it is exposed to contact with water, dirt, and minor impacts from the road surface. Its tasks include:

• limiting direct contact of undercarriage components with external factors,
• streamlining airflow under the car,
• stably closing the lower part of the bumper structure,
• maintaining the factory body line in the rear part of the vehicle.

Due to its fitment for the specific construction of the Mercedes C117, the component works with existing mounting points, which promotes precise alignment with other body panels.

Compatibility and fitment for Mercedes

The shield has been designed for use in Mercedes vehicles, with rear placement on the vehicle. This means that the geometry, shape, and arrangement of the mounts are adapted to the factory structural solutions used in this body model. In practice, this translates into:

• easier installation without the need for modifications,
• maintaining proper connection rigidity,
• correct adhesion to adjacent bumper and undercarriage elements.

Such fitment is particularly important for components operating in the lower body zone, where any leaks could result in increased dirt accumulation or unwanted air turbulence.

Performance characteristics and installation

The element comes from the Mudflaps category, which emphasizes its role in protecting the lower parts of the body against water, mud, and minor debris thrown from under the wheels. The shield mounted in the rear part of the vehicle helps create a barrier that limits the ingress of contaminants into the undercarriage zone, while simultaneously helping to maintain more orderly airflow.

The product is in used condition, which in practice means that before installation, it is worth visually verifying the surface, mounting points, and any signs of wear. For optimal results, installation by a service center or a person with experience in working with Mercedes body components is recommended, which will allow you to fully utilize the factory structural fitment.

Why it is worth using an original underbody shield

Using an original underbody shield in the rear bumper area allows you to maintain the structural integrity of the vehicle. Compared to replacements, a component matched to a specific Mercedes model reduces the risk of assembly problems, improper fitment, or excessive play. This is particularly important in an area exposed to water, road salt, and contaminants, where stable mounting affects the long-term functionality of the entire rear assembly.

If you want to additionally take care of the durability of components sourced from dismantling, it is worth checking out practical tips regarding maintenance and operation – you will find them in the article How to extend the life of used car parts?, which describes proven methods for maintaining elements such as shields, suspension, or mechanical components in good condition.

Extending protection for the rear body zone

If you are planning a comprehensive repair or upgrade of the rear body zone in your Mercedes and need other elements from the same group, such as additional shields, protective panels, or supplementary structural components, check out the available parts in the Mercedes Mudflaps category.