Mercedes W251 V251 Door Window Seal Rubber Gasket Rear Right O/S A2516909680

Mercedes W251 V251 Door Window Seal Rubber Gasket Rear Right O/S is a precisely fitted body component designed for the rear right door window of R-Class models. It is responsible for ensuring a tight window seal, reducing noise, and protecting the interior from water and debris, while the chrome finish gives the side of the vehicle a consistent, elegant look. This is a practical solution for users who want to restore the factory functionality and aesthetics of the side bodywork in their Mercedes.

Specifications and technical data

• SKU: A2516909680-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2516909680
• Substitutable numbers: A2516909680, A 251 690 96 80
• Location on the vehicle: Rear, Right
• Part type: Window Seal
• Color: Chrome
• Category: Window Seals, Gaskets & Trims

Purpose and function of the window seal

The described seal is a component intended for the rear right side of the vehicle, in the door area, where it is responsible for guiding and sealing the window. Its tasks include:

• limiting the ingress of water and moisture into the door interior and cabin,
• reducing wind noise at higher speeds,
• stable window guidance during raising and lowering,
• protecting the window edge against minor mechanical damage. Thanks to the maintenance of the proper rubber seal profile, the window lifting system operates more smoothly, and the acoustic comfort in the cabin remains at a level close to the factory standard.

Construction, material, and finish

The seal is made of a flexible rubber material that ensures proper adhesion to the window and door frame. The design was developed specifically for the R-Class body, which translates into proper fitment with the door line and window without the need for modifications. The chrome accent on the edge gives the element a characteristic look, matched to the styling of factory Mercedes side moldings. Such a finish allows for visual consistency with other decorative body elements, which is particularly important when replacing a single seal after a collision or due to wear and tear.

Vehicle fitment and installation

The seal has been designed with a specific location on the vehicle in mind, making the installation process orderly and predictable. Proper fitment to the rear right door window allows for:

• maintaining the body line in accordance with the factory design,
• avoiding stress on the glass resulting from improper guidance,
• maintaining even pressure along the entire length of the window edge. During installation, it is recommended to thoroughly clean the contact surface and check the condition of the window lifting mechanism to fully utilize the properties of the newly installed seal.

Characteristics of the used component

The offered item comes from dismantling, which means it is an original Mercedes part with preserved factory profile and geometry. A used door window seal is a solution for those who want to maintain OEM equipment compliance while optimizing repair costs. In practice, this allows for the restoration of proper sealing and aesthetics without the need to resort to replacements with uncertain fitment.

Complementary body elements and further expansion

If you are planning a comprehensive repair or upgrade of the side glazing area in your Mercedes and need other elements from the same group, such as additional window seals, trim strips, or guides, check the available parts in the Mercedes window seals and moldings category. When working on the bodywork and improving driving comfort, it is also worth paying attention to the condition of the fuel system components, especially when symptoms of uneven engine operation or power loss appear. Practical tips on the safe selection of used components can be found in the article "Fuel dosing problems: what to look for when buying a used injection pump and fuel rails?", which will help you better plan the next stages of vehicle service.