Pillar B Cover Mercedes W166 C292 Interior Trim Bottom Right Black A1666902625

Visual condition of the part

The product shows signs of use visible in the photos.

Pillar B Cover Mercedes W166 C292 Interior Trim Bottom Right Black is an original cabin trim component designed for installation on the right side of vehicles in this series. The black finish allows for an aesthetic match with the factory interior, and the design, compliant with the manufacturer's standards, ensures a proper fit with the remaining panels. It is a practical solution for users who want to restore a cohesive interior look after repairs or replacement of upholstery elements.

Specifications and technical data

• SKU: A1666902625
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1666902625
• Substitutable numbers: A1666902625, A 166 690 26 25
• Location on the vehicle: Right
• Color: Black
• Category: Other Interior Parts & Accessories

Purpose and function of the B-pillar cover

The lower B-pillar interior cover is responsible for the aesthetic covering of the body structure in the middle part of the cabin on the right side. This element:

• masks seat belt mounts and parts of the pillar structure,
• visually organizes the transition between the floor, the door sill, and the upper upholstery panels,
• reduces the risk of accidental damage to wiring and components running along the pillar,
• contributes to acoustic comfort by sealing the space within the cabin.

Thanks to its fitment for a specific body generation, the Pillar B Cover Mercedes W166 C292 Interior Trim Bottom Right Black allows for maintaining stylistic and functional consistency within the entire side zone of the cabin.

Color scheme and interior matching

The black color of the cover is universal in the context of factory interior configurations, which facilitates integration with standard upholstery and other panels. This type of finish:

• blends well with both light and dark cockpit variants,
• helps to optically "hide" the element in the background, focusing attention on key interior zones,
• is easier to keep clean, as dirt is less visible than on light-colored panels.

Precise fitment to the right side of the vehicle ensures proper adhesion to adjacent elements, which translates into stable mounting and the reduction of unwanted noises while driving.

Characteristics of the used component

The cover comes from the secondary market, which allows for an economical replacement of the component while maintaining the original manufacturer's specifications. In the case of interior components, this means the possibility of restoring the factory look of the cabin without the need to resort to replacements with uncertain fitment. A used trim element is particularly beneficial for post-accident repairs, local interior renovations, or replacing missing panels after previous modifications.

Integration with other interior elements

The lower B-pillar cover works with adjacent sill panels, door cards, and upper pillar covers, creating a cohesive side trim layout. When planning broader work in the cabin, it is worth paying attention to:

• the condition of mounts and clips in adjacent panels,
• proper routing of electrical wiring within the pillar,
• color consistency of the entire set of trim elements.

If you are planning a comprehensive repair or upgrade of the interior zone in your Mercedes and need other parts from the same group, such as additional panels, covers, or side trims, check the available parts in the Other Mercedes category.

Technical support and expert knowledge

When selecting interior elements and mechanical components, knowledge of structural differences between individual model lines can be helpful. In the context of comparing standard and sports versions, it is worth referring to guide material, such as the article on the differences between Audi RS and other models, which shows how manufacturers differentiate equipment, chassis, and accompanying systems within a single brand. This type of knowledge facilitates informed planning of upgrades and the selection of appropriate spare parts in similar service projects.