Mercedes X156 Front Door Window Trim Moulding Left N/S Weatherstrip A1567250182

Mercedes X156 Front Door Window Trim Moulding Left N/S Weatherstrip is a precisely fitted body component responsible for effectively draining water and debris from the window surface. Thanks to its proper profile, the moulding stabilizes the window in the guide, reduces cabin noise, and supports door sealing. It is a practical solution for users who want to restore the proper operation of the window lifting mechanism and the aesthetics of the side bodywork.

Specifications and technical data

• SKU: A1567250182
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1567250182
• Substitutable numbers: A1567250182, A 156 725 01 82
• Location on the vehicle: Front, Left
• Category: Doors & Door Skins

Function and role of the window weatherstrip

The window weatherstrip on the driver's side front door performs several key operational tasks. It is responsible for mechanically collecting water, mud, and fine debris from the glass surface during raising and lowering, which reduces the risk of scratches. At the same time, it improves the seal between the glass and the door panel, which translates into reduced wind noise and better interior insulation. A properly selected moulding also helps maintain stable window guidance in the door channel, which is important for the durability of the entire lifting mechanism.

Body fitment and installation

The component has been designed specifically for the X156 body type, intended for the front left side, which guarantees a proper fit to the shape of the door frame and the window line. The design of the moulding is prepared for installation at factory mounting points, ensuring that the replacement process is orderly and does not require interference with the door structure. Using an original solution allows for maintaining visual consistency with other trim elements and ensures proper adhesion to the glass along its entire length.

Product characteristics and application

The weatherstrip belongs to the group of body components referred to as Doors and door panels, responsible for the functionality and protection of the side of the vehicle. As a component intended for a specific Mercedes model, it ensures dimensional and structural compliance with the manufacturer's original design. The used nature of the part allows for an economical restoration of the window system's efficiency while maintaining the proper standard of workmanship, which is particularly important during maintenance repairs or after collisions.

Benefits of using an original moulding

Using a dedicated weatherstrip in the driver's door provides measurable utility benefits:

• limiting the ingress of water and debris into the door interior,
• reducing wind noise and window vibration while driving,
• more stable window guidance in the tracks,
• more uniform closing and operation of the lifting mechanism,
• maintaining an aesthetic contact line between the glass and the door panel.

For Mercedes vehicle owners who want to maintain the technical and visual consistency of the bodywork, choosing an element from this group is a sensible service solution.

Repair expansion and additional information

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

When choosing body components, it is worth consciously evaluating the relationship between cost, durability, and availability. If you are wondering when it is better to choose a used part and when to opt for a new replacement, the guide article Car parts – new or used? We compare costs, quality, and durability, which discusses the practical aspects of selecting maintenance and body parts, may be helpful.