Mercedes W205 Rear Door Frame Edge Seal Left Right N/O/S Gasket A2056970151

The Mercedes W205 Rear Door Seal is an original part from the door seals category, designed for installation on the rear axle of the vehicle. It ensures a tight seal of the door leaf, reduces road noise, and improves interior insulation against moisture and dirt. This is a practical solution for users who want to restore the factory functionality of their Mercedes' bodywork.

Specifications and technical data

• SKU: A2056970151
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2056970151
• Substitutable numbers: A2056970151, A 205 697 01 51
• Location on the vehicle: Rear, Right, Left
• Category: Door Seals

Vehicle Application and Placement

The seal is designed for installation on the rear part of the body, with the possibility of use on both the right and left sides. This solution makes it easier to select the correct part for collision repairs or when replacing worn seals after many years of use.

Thanks to its precise fit to the door construction in the Mercedes W205 class, the part maintains the correct geometry of the door leaf's contact with the car body, which translates to stable lock operation and reduced unwanted vibrations during driving.

Benefits of Using an Original Rear Door Seal

Using a factory seal in the Mercedes W205 restores the cabin's proper acoustic and functional parameters. Replacing a worn part with an original component from the same product line ensures:

• improved interior acoustic insulation at higher speeds,
• reduced water and dirt ingress into the sill area and upholstery,
• stable door closing without the need for excessive pressure,
• maintenance of a consistent body line without deformations around the door edges.

For workshops and service centers specializing in the Mercedes brand, using such a part also simplifies installation – the seal is prepared for mounting in factory attachment points, which reduces vehicle service time.

Characteristics and Service Application

The presented seal belongs to the group of body elements that directly impact the comfort of daily operation. In service practice, it is most often replaced after:

• mechanical damage to door edges or sills,
• multiple removals of upholstery and side elements,
• visible material wear, cracks, or loss of elasticity.

For the user, this means the possibility of restoring proper cabin sealing without interfering with the body structure. Door seals are wear parts, so their periodic inspection and replacement help prevent corrosion in the sill area and interior dampness.

Product Condition and Installation Aspects

The seal is offered as a used part, making it an attractive cost-effective alternative to new components while maintaining original geometry and body fit. For many body and paint repairs on vehicles several years old, this is a sensible choice that allows for optimizing the service budget.

During installation, it is recommended to thoroughly clean the contact surface on the car body and check the condition of the door hinges and locks. A correctly fitted seal works with factory attachment points, so it does not require additional modifications or structural alterations.

Mercedes Door Seals – Selection and Offer

If you need other parts from the Mercedes door seals category, check out our dedicated offer: Mercedes door seals. You will find a wide selection of body components designed for various models of this brand, which will facilitate comprehensive vehicle service in one place.

To compare operating costs between different brands and engines, and to better understand the impact of aftermarket parts availability on the service budget, it is worth reading the analysis of BMW powertrains in the article: BMW N47 vs M57 / M57N / M57N2 – Ranking of Legendary Diesels. This is a practical source of knowledge for those comparing long-term car maintenance costs.