Mercedes R170 W208 Door Check Seal Front Left Right N/O/S Rubber A2027272430

Mercedes R170 W208 Door Stop Seal Front is a precisely fitted component from the Doors and Door Panels group, designed for use in the front door opening limiter. It is responsible for the stable seating of the mechanism, reducing play, and protecting against unwanted vibrations and noise when opening and closing the doors. Thanks to its factory geometry, it ensures proper cooperation with the door structure on both the driver's and passenger's sides.

Specifications and technical data

• SKU: A2027272430
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2027272430
• Substitutable numbers: A2027272430, A 202 727 24 30
• Location on the vehicle: Front, Left, Right
• Category: Doors & Door Skins

Purpose and Technical Function

The stop seal is mounted in the front part of the body, in the mounting area of the door opening limiter mechanism. Its tasks include:

• stabilizing the operation of the limiter with repeated opening and closing of the doors,
• damping vibrations transferred from the hinges and door panel to the body,
• protecting metal-to-metal contact from accelerated wear,
• maintaining the correct position of the door relative to the body during operation.

This solution is important for both user comfort and the durability of components in the Doors and Door Panels group, especially in vehicles operated in urban conditions where doors are used intensively.

Compatibility and Vehicle Placement

The presented seal has been designed for operation in the front area of the body and can be used on both the left and right sides. This solution simplifies part selection and allows for symmetrical replacement of components on both sides of the vehicle, which is beneficial for comprehensive door servicing.

Thanks to its design, consistent with solutions used by the vehicle manufacturer, the seal cooperates with the factory door opening limiter, maintaining the correct geometry and range of operation of the mechanism. This allows for the preservation of the door stopping points and the appropriate resistance during opening, as intended by the manufacturer.

Product Characteristics and Application Advantages

The stop seal in this model has been developed for long-term operation in variable conditions. The appropriately selected elastic material ensures:

• stable guidance of the limiter in the mounting socket,
• reduction of knocks and creaks that occur with worn components,
• a better feel of door operation – smoother and more controlled movements,
• protection of contact surfaces against excessive wear.

The use of an original design from the Doors and Door Panels group allows for the preservation of the factory operating parameters of the mechanism, which is important for maintaining the technical consistency of the entire door system. This solution is particularly recommended for repairs after collisions, replacement of door panels, or refurbishment of hinges and limiters.

Practical Installation and Operational Tips

When replacing the stop seal, it is worth paying attention to the condition of the stop itself, the hinges, and the mounting points in the door and pillar. In many cases, replacing several components in a single service process allows for restoring the correct door operation geometry and reducing the need for future interventions.

Due to its location in the front part of the body, the seal operates in an area exposed to temperature changes, moisture, and dirt. Regular inspection of this component is a good supplement to bodywork checks, especially in vehicles used intensively or after body repairs.

If you are planning a comprehensive repair or upgrade of the door area in your Mercedes and need other parts from the same group, such as panels, reinforcements, or mounting elements, check the available parts in the Mercedes Doors and Door Panels category.

For drivers interested in a broader approach to repairs using original used powertrain components, an article describing the advantages of factory components may be helpful – find more information in the material on choosing an OEM used drive axle instead of an uncertain aftermarket replacement.