Mercedes X117 Door Seal Edge Protection Gasket Rear Left Right N/O/S A1176920976

Mercedes X117 Left Right Rear Door Seal is an original part from the Door Seals group, designed for installation on the rear axle of the body on the left or right side. Precise fit to the Mercedes body construction ensures a tight door closure, noise reduction, and stable guidance of the door leaf edge.

Specifications and technical data

• SKU: A1176920976
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1176920976
• Substitutable numbers: A1176920976, A 117 692 09 76
• Location on the vehicle: Rear, Right, Left
• Category: Door Seals

Intended Use and Vehicle Placement

The presented seal is designed for installation in the rear part of the vehicle, with the possibility of use on both the left and right sides. This solution facilitates component selection during bodywork service and allows for consistent restoration of the factory sealing line in the entire rear door area.

Thanks to its dedicated profile, the seal works with the door edge and the body frame, improving the acoustic comfort of the cabin and limiting the ingress of moisture and dirt into the interior.

Technical and Functional Characteristics

The seal from this series has been developed specifically for Mercedes vehicles, which translates to proper fitting with factory mounting points. The profile design is optimized for:

• maintaining stable pressure along the entire length of the door edge,
• reducing air noise at higher speeds,
• protection against water ingress into the sill area and the cabin interior,
• maintaining the correct closing geometry of the door leaf.

The appropriately selected material flexibility facilitates installation and subsequent operation, minimizing the risk of deformation with frequent opening and closing of the doors.

Benefits of Using an Original Door Seal

Using a dedicated seal in the rear part of the body allows for the restoration of factory sealing and driving comfort parameters. In practice, this means:

• more stable door closing without the need for excessive pressure,
• reduction of air drafts and unwanted external noises,
• better protection of upholstery and sill elements against moisture,
• a visually and technically consistent sealing line on both sides of the vehicle.

This solution is particularly beneficial for accident repairs, bodywork renovation, or when replacing worn sealing elements in vehicles operated in demanding conditions.

Part Condition and Service Application

The offered seal is a used part, making it an attractive option for optimizing repair costs while maintaining compliance with factory specifications. It is suitable for both individual replacement of a single seal and for broader service work involving the entire rear door area.

In case of comprehensive bodywork service, it is worth paying attention to the consistency of all sealing elements in the rear part of the vehicle to avoid differences in pressure and acoustics between the left and right sides.

Related Mercedes Door Seals

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 additional edge seals, flange seals, or door frame sealing elements, check the available parts in the Mercedes Door Seals category.

How to Choose a Used Door Seal for Season and Operation

When choosing a used seal, it is worth considering the vehicle's operating conditions, the frequency of rear door opening, and planned loads (e.g., frequent use in low temperatures). It is good practice to periodically check the flexibility and adhesion of the seals, especially before the winter season – you will find helpful tips in the article Winter Essentials: Which Used Car Parts Are Worth Checking and Replacing Before the Frosts?.