Mercedes W238 Front Door Seal Gasket Sealing Right O/S A2387272100

Mercedes W238 Front Door Seal Gasket Sealing Right O/S is an original body component from the Window seals and moldings group, designed for installation on the front right door. The precisely fitted sealing profile helps reduce noise, improve cabin acoustic comfort, and protect the interior against moisture and contaminants.

Specifications and technical data

• SKU: A2387272100
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2387272100
• Substitutable numbers: A2387272100, A 238 727 21 00
• Location on the vehicle: Front, Right
• Category: Window Seals, Gaskets & Trims

Purpose and function of the seal

The presented seal is dedicated to the front right door area in W238 series models. Its task is to create a tight barrier between the door edge and the body, which limits the penetration of water, dust, and air gusts into the vehicle interior. This improves the stability of conditions in the cabin and ensures that upholstery elements and electrical installations are better protected against the long-term effects of moisture.

The properly shaped cross-section of the seal also supports correct door closing, reducing unwanted vibrations and squeaks while driving. This is particularly important in premium class cars, where high bodywork performance and a consistent, solid feel when closing the doors are expected.

Construction and body fitment

The seal has been designed specifically for the geometry of the front right door in the W238 body, which translates into an excellent fit with the sheet metal edges and the door frame. The working profile is shaped to interact with both the door surface and the adjacent body elements, ensuring even pressure along the entire perimeter.

As an original Mercedes component, the seal maintains compliance with factory dimensional and construction standards. This facilitates installation and minimizes the risk of leaks resulting from poor fitment, which is a common problem with universal profile replacements.

Benefits of using an original seal

Using a dedicated front right door seal allows you to restore factory protection and comfort parameters in the cabin area. In practice, this means:

• reduction of wind noise and external noise,
• better protection against rainwater and road spray,
• reduced risk of window fogging resulting from excessive interior moisture,
• more stable door closing and reduction of rattling.

For users who value acoustic comfort and long-term interior durability, replacing a worn seal with an original component from the same group is a simple way to improve daily vehicle operation.

Component condition and service application

The offered seal is a dismantled part intended for reinstallation in a vehicle where it is necessary to replace a worn or damaged element in the front right door area. This type of part is suitable for both standard post-accident repairs and body renovation work, where the goal is to restore proper sealing and comfort of use.

Before installation, it is recommended to thoroughly clean the contact surfaces on the body and door so that the newly installed seal can adhere properly along the entire perimeter. Proper surface preparation has a direct impact on the effectiveness of the seal and the durability of the connection.

Expanding the scope of service work

If you are planning a comprehensive repair or upgrade of the door and adjacent window area in your Mercedes and need other elements from the same group, such as additional edge seals, window moldings, or window guide profiles, check the available parts in the Mercedes window seals and moldings category.

If you are interested in a broader context of using second-hand parts in the automotive industry and want to learn practical tips regarding cost-effective repairs and modifications, check out the article Audi on second-hand parts – tuning and repairs without losing quality, which shows how to effectively use used components while maintaining a high level of quality.