Mercedes C117 AMG Rear Bumper Trim Panel Cosmic Cosmos Black B13 A1178805040

Visual condition of the part

Possible scratches and paint chips – condition as shown in the product photos.

Mercedes C117 AMG Rear Bumper Trim Panel Cosmic Cosmos Black is an original body component from the Bumpers and reinforcements group, designed for installation in the rear section of the vehicle. The trim in Cosmos Black Metallic - 191 color allows for a visually consistent completion or replacement of the factory component in models with the AMG package, maintaining the characteristic Mercedes styling.

Specifications and technical data

• SKU: A1178805040-KB2
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1178805040
• Substitutable numbers: A1178805040, A 117 880 50 40
• Location on the vehicle: Rear
• Color: Kosmos Black Metallic - 191
• Category: Bumpers & Reinforcements

Purpose and function of the rear bumper trim

The described rear bumper trim is a finishing element mounted in the rear body zone, within the bumper area. It is responsible for the aesthetic closure of the bumper structure while also helping to streamline airflow in the rear of the vehicle. In AMG versions, it also plays an important visual role – it emphasizes the car's sporty character and gives it a more dynamic appearance.

As part of the Bumpers and reinforcements family, the trim works with other bumper components to create a cohesive protective and styling system. When properly selected and installed, it ensures correct fitment with other components and stable seating in the factory mounting points.

Cosmos Black Metallic color – visual matching

The finish in Cosmos Black Metallic - 191 is characteristic of many premium Mercedes configurations. As a result, the trim is a suitable addition for vehicles painted in the same color, reducing the need for additional painting or color matching.

Metallic black works well with both chrome and dark AMG styling accessories, allowing for a consistent, understated, yet expressive look for the rear of the body. In the case of post-accident repairs or spot body restoration, using a component in the same color makes it easier to restore the vehicle's factory appearance.

Vehicle placement and installation aspects

The trim is designed for installation in the rear of the vehicle, in the bumper area. Proper placement on the vehicle allows for:

• maintaining the correct geometry of the rear bumper,
• achieving even gaps between body elements,
• stable connection with adjacent bumper components.

As an original part dedicated to the AMG version, the trim is designed for a specific bumper profile, which translates into precise fitment and predictable body line flow. With proper installation, there is no need to interfere with the bumper structure or use non-factory solutions.

Product characteristics and practical application

The presented rear bumper trim is a used part, which makes it an attractive cost-effective alternative while maintaining the manufacturer's original specifications. This type of component is particularly useful in situations where it is necessary to:

• repair local damage to the rear bumper,
• replace a missing element after a collision,
• restore the consistent look of an AMG version after previous modifications.

For body shops and service centers specializing in the Mercedes brand, using an original trim allows for shorter fitting times and reduces the risk of installation problems. For the end user, this means a more predictable visual effect and the preservation of the vehicle's character in accordance with the factory configuration.

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 reinforcements, beams, or additional trims, check out the available parts in the Mercedes Bumpers and reinforcements category.

Additional technical support

When selecting body elements and safety components, it is worth following proven procedures and reliable verification of the part's condition. For systems responsible for driving safety, using practical guides can be helpful. An extended list of tips on safely choosing used parts can be found in the article Second-hand braking system: how to safely choose discs, calipers, and ABS?, which shows how to methodically approach the purchase of key components in a specialized store.