Mercedes C117 X117 Underbody Underfloor Panelling Trim Cover Rear A1176840700

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes C117 X117 Underbody Underfloor Panelling Trim Cover Rear is a factory-original body component designed for the rear undercarriage, which helps streamline airflow and protect critical areas under the vehicle. Thanks to its precise fit for the C117/X117 series, it ensures stable mounting and predictable vehicle behavior during daily use. This solution is particularly beneficial for post-accident repairs or replacing missing shielding components.

Specifications and technical data

• SKU: A1176840700
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1176840700
• Substitutable numbers: A1176840700, A 117 684 07 00
• Location on the vehicle: Rear
• Category: Splash Guards & Mud Flaps

Purpose and function of the rear cover

The described cover is a component of the rear underbody structure, mounted in the bumper and floor area. Its task is to limit the direct contact of components with water, dirt, and minor mechanical damage, as well as to organize airflow under the car. In practice, this translates into more stable operating conditions for suspension components and improved acoustic comfort inside the cabin.

Using an original cover in this area is particularly important in premium vehicles, where the underbody design has been optimized for aerodynamics and noise suppression. A correctly selected shielding panel allows for the restoration of factory conditions for the rear of the bodywork following body repairs or bumper replacement.

Benefits of using an original cover

Choosing an original body component for a Mercedes provides a range of practical advantages in daily vehicle use:

• precise fit to the geometry of the rear underbody, with no need for mounting modifications,
• consistency with the factory concept of airflow management under the car,
• better protection of the rear floor area against dirt and minor impacts,
• reduction of unwanted air noise in the vicinity of the rear bumper.

As a result, the rear underbody cover serves as a functional addition to the body system, especially in cars operated on roads with poor surface quality or in conditions with increased exposure to water and salt.

Mounting characteristics and application

The component is designed for installation in the rear area of the vehicle, which facilitates identification of the correct installation point for service technicians. The cover's construction is prepared to work with factory mounting points on the chassis, allowing for efficient installation during post-accident repairs or when replacing missing underbody shielding elements.

In practice, this means that by following proper service procedures, the original layout of the covers in the rear of the car can be restored without interfering with the load-bearing structure. Using components consistent with the manufacturer's design is particularly important in vehicles equipped with advanced safety systems, where the geometry of the body and chassis influences the predictable behavior of the car.

Product condition and service application

The cover comes from the used parts segment, making it an attractive solution for economical vehicle repair while maintaining the original specification. Such components are often used in professional body and paint shops as well as workshops specializing in the Mercedes brand, where both compliance with the factory design and rational repair costs are important.

Replacing a damaged or missing rear cover helps limit the ingress of contaminants into body cavities, which in the long term can support the maintenance of better conditions for metal elements and structural connections in the rear of the car.

Expanding rear body protection

If you are planning a comprehensive repair or upgrade of the rear area of your Mercedes and need other elements from the same group, such as additional covers, underbody panels, or wheel arch edge protection elements, check the available parts in the Mercedes Mudflaps category.

For drivers interested in a broader look at the impact of body and underbody elements on vehicle handling and driving comfort, an article discussing the construction and operation of the steering system, signs of wear, and examples of parts used in repairs may be helpful – you can find it here: Steering system and power steering – how it works and what breaks?.