WIndow Seal Mercedes H243 H247 Rear Left N/S Inner Rail Strip A2477358701

WIndow Seal Mercedes H243 H247 Rear Left N/S Inner Rail Strip is a precisely fitted body component designed for installation on the rear left side of the window. It is responsible for the tight guidance of the window and provides stable support for its edge, which translates into noise reduction, protection against moisture, and improved acoustic comfort inside the vehicle. This solution is dedicated to users who want to maintain the factory finish standard in their Mercedes.

Specifications and technical data

• SKU: A2477358701
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2477358701
• Substitutable numbers: A2477358701, A 247 735 87 01
• Location on the vehicle: Rear, Left
• Category: Door Seals

Purpose and function of the component

The described sealing strip belongs to the Door seals group and operates in the rear window area on the left side. Its tasks include:

• guiding the edge of the window in the correct track during opening and closing,
• limiting the ingress of water and contaminants into the interior of the door or tailgate,
• reducing window vibrations and rattling while driving,
• improving the acoustic insulation of the cabin.

Thanks to its proper profile and fit to the specific body zone, the strip helps maintain stable operation of the window mechanism and an aesthetic appearance of the window edge.

Vehicle compatibility and fitment

The seal has been designed for the body structure of the H243 and H247 series, which ensures factory-perfect fitment with the window frame and adjacent upholstery elements. The placement on the vehicle, specified as rear – left side, allows for clear identification of its mounting position and avoids errors when selecting parts.

The appropriate profile shape and edge geometry ensure that the strip works with the factory window lifting mechanism without causing excessive resistance or jamming. This is particularly important when operating in variable weather conditions, where the seal must maintain flexibility and stability of adhesion.

Performance characteristics and installation benefits

As an original Mercedes component, the rear left inner window strip is made of material selected for its resistance to UV radiation, temperature changes, and contact with water. In practice, this translates into:

• more uniform adhesion to the glass along its entire length,
• lower risk of fogging and dampness around the window edge,
• reduction of wind noise at higher speeds,
• maintaining a consistent visual line with other body seals.

An element from this group is particularly recommended when replacing the glass, repairing the lifting mechanism, or during renovation work in the rear body area, where maintaining tightness and proper window guidance is important.

Product condition and service application

The offered seal comes from the used parts category, which allows for economical repair while maintaining the manufacturer's original specifications. This type of component is often chosen in situations where the existing strip has suffered from:

• cracking or permanent deformation,
• wear of the contact edge with the glass,
• material hardening resulting in leaks.

Using an original seal from the same model group reduces the risk of mismatch, typical for random replacements, and facilitates installation in service conditions.

Expanding the scope of repair and additional materials

If you are planning a comprehensive repair or upgrade of the door and window area in your Mercedes and need other elements from the same group, such as inner guide strips, perimeter seals, or lower water-draining strips, check the available parts in the Mercedes Door seals category.

When planning broader bodywork and driving comfort improvements, it is also worth checking out the guide material on lighting selection – you will find it in the article Original lamps or replacements? Check why used headlights are a guarantee of safety and perfect lighting., which helps to consciously combine body elements with appropriately selected lighting components.