Mercedes X164 Window Gasket Seal Frame Rear Left N/S A1647301570

Mercedes X164 Window Gasket Seal Frame Rear Left N/S is an original body component from the Window seals and trims category, designed for installation in the rear left door of Mercedes vehicles. The precisely molded sealing profile ensures stable window guidance, reduces wind noise, and helps maintain cabin tightness during daily use.

Specifications and technical data

• SKU: A1647301570
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1647301570
• Substitutable numbers: A1647301570, A 164 730 15 70
• Location on the vehicle: Rear, Left
• Category: Window Seals, Gaskets & Trims

Purpose and function of the window frame seal

The presented seal is designed for installation in the rear area, on the left side, in the doors of Mercedes X164 series vehicles. It is responsible for the tight guidance of the window within the door frame, minimizing the ingress of water, dust, and wind gusts into the interior. Thanks to its appropriately selected geometry and material flexibility, the component works with the window lifting mechanism, reducing play and unwanted vibrations while driving.

Benefits of using an original Mercedes seal

Using an original window frame seal in the rear left door allows for maintaining the factory acoustic and performance parameters of the bodywork. The element is matched to the shape of the door frame and the thickness of the glass, which translates into:

• stable window guidance throughout its entire range of operation,
• reduction of wind noise at higher speeds,
• better protection against moisture and contaminants,
• maintaining proper pressure of the glass against the door frame.

By maintaining the factory assembly geometry, the seal works with existing mounting points, which facilitates service and shortens replacement time. This solution is particularly beneficial for repairs of vehicles used intensively, where repeatability and predictability of the result are important.

Assembly and operational characteristics

The window frame seal intended for the rear left side is structurally matched to the specific door contour, which allows for installation without interfering with the body structure. The component works with factory clips and guides, so after proper seating, it maintains a stable position for a long period of use. The appropriately selected material hardness provides a compromise between flexibility and resistance to deformation, which is important during frequent opening and closing of the door.

The seal from this group of parts is particularly important in vehicles used in variable weather conditions, where cyclical changes in temperature and humidity can affect the operation of side windows. A properly selected element helps reduce window fogging from the inside and reduces the risk of water entering the interior of the door.

Condition of the item and service application

The offered seal is a used item, which makes it an attractive service alternative for vehicles where repair cost optimization is important while maintaining the original design. This type of component will work well both for local repair of a single door and for broader renovation work within the side body zones, where it is necessary to replace several window guide seals.

Repair expansion – related category items

If you are planning a comprehensive repair or modernization of the side glazing area in your Mercedes and need other elements from the same group, such as additional window frame seals, window trim strips, or guide seals in the lower part of the door, check the available parts in the Mercedes window seals and trims category.

Technical support and part selection

When selecting body elements such as window frame seals, it is worth paying attention to compatibility with the specific body version and the side of installation. In the case of more complex repairs of the powertrain and drivetrain, where proper coordination of many components is essential, specialized technical materials may be helpful – you can find practical tips in the article Clutch and dual-mass flywheel – diagnostics and selection of parts for the drivetrain, which discusses the approach to selecting parts in advanced automotive systems.