Mercedes Door Sill Seal Rubber Gasket Front left N/S A4147100098

Mercedes Door Seal Rubber Front Left A4147100098 is an original part from the Door Seals group, designed for installation in the front left body area. Its rubber construction ensures a tight fit to the door sill, limiting the ingress of water, dirt, and noise into the vehicle's interior.

Specifications and technical data

• SKU: A4147100098
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A4147100098
• Substitutable numbers: A4147100098, A 414 710 00 98
• Location on the vehicle: Front, Left
• Category: Door Seals

Purpose and Function of the Seal

The presented sill seal has been specifically designed for installation in the front left part of the body, in the door sill area. Its function is to create a flexible barrier between the car body and the door, which helps maintain the cabin's proper sealing and stabilizes the door closing line.

Thanks to its precisely shaped rubber profile, the seal works with the factory mounting points, promoting even pressure along the entire length of the sill and reducing the risk of leaks in critical areas.

Construction and Material Properties

The component is made of flexible rubber material, selected for its resistance to typical operational loads in the sill area. This type of rubber withstands well:

• contact with moisture and variable temperatures,
• regular opening and closing of doors,
• local deformations resulting from body flex.

The seal's profile has been developed to ensure stable seating on the sill and adequate pressure against the lower edge of the door, contributing to acoustic comfort inside the vehicle.

Fitment for Mercedes Vehicles

The seal is intended for Mercedes vehicles that feature a factory sill solution with a rubber barrier in the front left body section. Its precise shaping allows for installation in place of the original seal without the need for modifications to the sill or door structure.

The placement on the vehicle, specified as Front - Left, facilitates unambiguous identification of the mounting position and minimizes the risk of errors when selecting the part for a specific side of the vehicle.

Performance Characteristics and Installation

As a part from the Door Seals category, this product is responsible for limiting the ingress of water, dust, and external contaminants, as well as partially dampening noise generated by tires and airflow in the lower body area. A properly selected sill seal also helps protect the paintwork on the sill from excessive wear resulting from door operation.

The seal is a used part, which means it comes from disassembly and may show signs of previous use, while maintaining the functionality required for continued use after proper installation.

Part Identification and Service Application

The product has an assigned SKU, which facilitates its identification in inventory systems and for service orders. Additionally, its designation as Used allows for informed selection of the part for the planned scope of repair, e.g., during sill service, door restoration, or replacement of damaged sealing elements.

For vehicles requiring simultaneous replacement of several components in the sill area, using an original sill seal for the front left side helps maintain the structural and visual consistency of the entire sealing system.

Expanding the Scope of Service Work

If you are planning a comprehensive repair or upgrade of the sill area in your Mercedes and need other parts from the same group, such as additional edge seals, sill sections, or sealing elements for the lower part of the door, check the available parts in the Mercedes Door Seals category.

For more extensive service work, including the drivetrain system, helpful resources may be found in our advisory materials on selecting used parts – practical tips can be found in the article Used Gearbox – When is it Worth It and What You Need to Remember, which discusses key aspects of assessing the technical condition and cost-effectiveness of purchasing second-hand parts.