Mercedes C117 Hood Bonnet Cover Dampening Insert Insulation A1176820026

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes C117 Hood Bonnet Cover Dampening Insert Insulation is an original, used hood soundproofing insert designed for installation in the front body section. This component improves acoustic comfort and protects the outer hood panel from the effects of temperature and vibration. It is a practical solution for drivers who want to maintain the factory soundproofing standard of the engine compartment in their Mercedes.

Specifications and technical data

• SKU: A1176820026
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1176820026
• Substitutable numbers: A1176820026, A 117 682 00 26
• Location on the vehicle: Front
• Category: Hinges, Latches & Additional Bonnet Components

Function and application of the hood soundproofing insert

The hood soundproofing insert in Mercedes C117 series models is responsible for reducing noise transmitted from the engine compartment to the cabin and outside the vehicle. Thanks to its specifically selected material structure, it dampens vibrations and limits the resonance of the hood sheet metal, which translates into more stable operation of the entire front body section.

The component is mounted in the front area of the vehicle, directly under the hood panel, creating an acoustic and thermal barrier between the engine and the outer side of the cover. A properly selected and installed insert also helps to limit local overheating of the hood paint during prolonged operation of the power unit.

Benefits of using original Mercedes insulation

Choosing original hood insulation for a Mercedes provides a number of practical advantages in daily use:

• factory fit for the hood shape characteristic of the C117 series,
• stable mounting in factory points, without the need for modifications,
• maintenance of the engine compartment soundproofing level intended by the manufacturer,
• support for even heat distribution on the inner side of the cover.

Thanks to this, you maintain the structural integrity of the front body section, which is important for both driving comfort and the long-term durability of the hood.

Product characteristics and installation

The presented insert belongs to the Hinges, locks and other hood parts group, i.e., elements responsible for the proper functioning and completeness of the engine cover. As an original Mercedes part, it has been designed with the specific mounting layout and hood geometry of the given model in mind, which facilitates installation and reduces the risk of improper fitment.

The used nature of the element allows for an economical replacement of worn or damaged insulation while maintaining parameters close to factory specifications. This solution is particularly beneficial for post-accident repairs or restoring the vehicle to a condition close to the original, without the need to resort to replacements with uncertain properties.

Why it is worth choosing original used OEM parts

In the case of elements such as hood insulation, the use of original components has a direct impact on acoustic comfort and body durability. Original Mercedes solutions are designed taking into account specific thermal and mechanical loads in the front part of the vehicle, which translates into predictable performance over a long period of use.

If you want to better understand why used OEM elements are a reasonable choice when servicing premium cars, it is worth reading the article Quality assurance and OEM safety – why used original car parts are the best choice for your car?, which discusses issues of safety, savings, and quality in the context of original components in more detail.

Expansion and completion of hood elements in a Mercedes

If you are planning a comprehensive repair or upgrade of the hood area in your Mercedes and need other elements from the same group, such as additional covers, mounts, or supplementary cover components, check the available parts in the Hinges, locks and other hood parts Mercedes category.

For a broader look at current trends in the use of used components in premium cars, you can also refer to the material Crisis in the new parts market? Why in 2026 used originals for premium cars (BMW, Mercedes, Porsche) are the hottest trend, which discusses practical aspects of selecting parts for brands such as Mercedes.