Mercedes W251 Rear Quarter Window Bottom Strip Moulding Right O/S A2516905280

Mercedes W251 Rear Quarter Window Bottom Strip Moulding Right O/S is an original body component from the Protective and decorative strips group, designed for installation on the right side of the rear part of the vehicle. It provides an aesthetic finish to the lower edge of the rear quarter window and helps in the proper guidance and sealing of adjacent body elements. This is a practical solution for users who want to restore the factory look and consistency of the side line of their Mercedes R-Class (W251).

Specifications and technical data

• SKU: A2516905280
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2516905280
• Substitutable numbers: A2516905280, A 251 690 52 80, A2516908480, A 251 690 84 80
• Location on the vehicle: Rear, Right
• Category: Body Mouldings & Trims

Purpose and function of the component

The described moulding is dedicated to the rear part of the body, on the right side, in the Mercedes W251 model. Its task is to finish the lower edge of the rear quarter window, which affects both the appearance and the protection of the contact point between the glass and the body panel. Thanks to its precise profile, the moulding fits the body line, reducing the risk of leaks and improving the visual continuity of the side of the vehicle.

As an original Mercedes part, the moulding maintains the correct geometry and mounting points, which facilitates installation in the factory location without the need for modifications. This is particularly important during accident repairs, replacement of damaged windows, or renovation of the side body zone.

Benefits of using the original moulding

Using the original Mercedes W251 Rear Quarter Window Bottom Strip Moulding Right O/S allows you to maintain the stylistic and technical consistency of the vehicle. This component:

• restores the factory side body line on the rear right side,
• limits the possibility of contaminants entering the area around the window edge,
• supports the correct positioning of the window relative to the body,
• maintains compatibility with factory mounting points.

Thanks to this, it is a practical solution both when replacing a single moulding and during more extensive body and paint work in the rear part of the vehicle. Original fitment minimizes the risk of looseness, stress, or improper adhesion to the glass and body panel.

Product characteristics and condition

The moulding belongs to the Protective and decorative strips group, which means it combines a visual function with the protection of the critical contact point between the glass and the body. The product is offered as used, which in practice means it comes from dismantling and may show signs of wear typical for body components, while maintaining its mounting functionality. This solution allows for an economical repair while maintaining the manufacturer's original specification.

The placement on the vehicle is clearly defined as rear – right side, which facilitates the selection of the correct component when comparing it with the existing body structure. Combined with the factory shape and mounts, the moulding is a suitable choice when replacing a damaged or missing element in this part of the vehicle.

Use in body repairs and renovation

The component will prove particularly useful in situations where the lower edge of the rear right quarter window has been damaged, the window has been removed, or the side body panel has been repaired. Replacing the moulding allows you to restore the correct fitment of elements and tidy up the side line of the vehicle on the rear passenger side. This is important both from an aesthetic point of view and for subsequent protection against corrosion in the area where the glass meets the metal.

If you are planning a comprehensive repair or upgrade of the rear side zone in your Mercedes and need other elements from the same group, such as covers, overlays, or additional strips, check the available parts in the Mercedes Protective and decorative strips category.

Additional information and parts selection

The offered moulding is part of the original Mercedes W251 side structure system, which makes it easier to select the correct component using the manufacturer's catalog data. The product has an OEM part number and interchangeable numbers, which allow you to verify compatibility with a specific equipment version and vehicle year in service catalogs or with a technical advisor.

In the case of more advanced upgrades or repairs, it is worth using reliable sources of technical knowledge and comparisons of OEM elements to maintain full compatibility with the manufacturer's factory solutions.

If you are interested in a broader context of selecting used OEM elements and their impact on vehicle characteristics, an article describing the comparison of turbochargers in the Mini Cooper S may be helpful – you can find it here: Go-Kart Feeling XXL: used N18 turbocharger versus B48 – what to choose for a Mini Cooper S?.