Mercedes W414 Rear Door Frame Seal Gasket Left Right N/O/S A4146920676

Mercedes W414 Door Frame Seal Rear Left Right is an original part from the Door Seals group, designed for the rear of Mercedes vehicles. The black color and factory fit ensure a cohesive look and effective sealing of the door frame on both sides of the vehicle.

Specifications and technical data

• SKU: A4146920676
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4146920676
• Substitutable numbers: A4146920676, A 414 692 06 76
• Location on the vehicle: Rear, Right, Left
• Color: Black
• Category: Door Seals

Purpose and Function of the Seal

The presented door frame seal is designed for installation in the rear of the vehicle, on both the left and right sides. Its purpose is to limit the penetration of water, dust, and noise into the cabin, as well as to stabilize the door leaf within the frame. This improves acoustic comfort and better protects the interior from external factors.

The black color of the seal allows for an aesthetic integration with the factory body finish, without the need for additional visual modifications. The part is matched to the door frame geometry of W414 models, which facilitates installation and ensures proper adhesion along the entire perimeter.

Construction and Performance Features

The rear door frame seal for the Mercedes W414 is made of flexible material adapted for operation in varying temperature conditions. The profile structure has been developed to ensure adequate pressure against the door and body edges, which translates to stable sealing during driving and when closing the doors.

Key performance features of this seal include:

• designed for the rear of the vehicle, with the possibility of mounting on both sides,
• black, neutral color matching factory finishes,
• a profile ensuring even adhesion to the door frame,
• construction consistent with solutions used by the vehicle manufacturer.

Thanks to these features, the seal helps to reduce phenomena such as air noise at higher speeds or minor water leaks around the door frame.

Condition and Installation Aspects

The offered seal is a used part, which means it comes from disassembly and may show signs of wear typical for aftermarket parts. However, this type of component is valuable in terms of fit for a specific model, as it retains its original geometry and mounting method.

During installation, it is recommended to:

• thoroughly clean the contact surfaces on the door frame and body,
• check the condition of the sheet metal edges and any clips,
• verify that the seal adheres evenly around the entire perimeter when the door is closed.

This approach allows for the full utilization of the seal's potential and reduces the need for later adjustments.

Practical Application and Benefits

The use of an original door frame seal in the Mercedes W414 is particularly important in vehicles where symptoms such as increased noise from the rear doors, noticeable drafts of air, or traces of moisture on the sills and upholstery have appeared. Replacing a worn seal with a part of the original profile allows for the restoration of the body's original sealing parameters.

The main benefits of using this component include:

• improved acoustic comfort inside the vehicle,
• better protection against moisture and dirt in the rear door area,
• maintaining a cohesive body appearance thanks to the black finish,
• adherence to the manufacturer's design solutions.

Fitment and Selecting the Right Part

To correctly select the door frame seal for a specific Mercedes model, it is advisable to verify its compatibility with the manufacturer's markings and its placement on the vehicle. Comparing the shape and cross-section of the profile with the factory-installed part is helpful. In case of doubt, expert advice on the compatibility of manufacturer markings and reference numbers can be useful – detailed tips can be found in the article No More Wrong Purchases! How to Professionally Select Used Car Parts.

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 frame seals, sill seals, or additional door buffers, check the available parts in the Mercedes Door Seals category.