Mercedes SLK R171 Rear Window Sealing Top Seal Rubber A1717900098

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes SLK R171 Rear Window Sealing Top Seal Rubber is an original body component from the Window seals and trims category, designed for installation in the rear part of the vehicle. It ensures a tight seal between the upper edge of the rear window and the body structure, limiting the ingress of water, dust, and noise into the cabin. This is a practical solution for users who want to restore the proper operation of the roof and acoustic comfort in their roadster.

Specifications and technical data

• SKU: A1717900098
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1717900098
• Substitutable numbers: A1717900098, A 171 790 00 98
• Location on the vehicle: Rear
• Category: Window Seals, Gaskets & Trims

Purpose and function of the rear window seal

The upper rear window seal in the Mercedes SLK R171 operates in a demanding area of the body, where the roof, window, and chassis form a moving system. This component is responsible for maintaining a stable contact line between the window and the roof structure, which is important for both sealing and the proper drainage of rainwater across the body surface.

Thanks to its specific profile and fitment for this model, the seal helps to reduce:

• water ingress into the trunk and cabin,
• wind noise at higher speeds,
• vibrations and unwanted play around the rear window.

Original fitment for Mercedes SLK R171

The seal has been designed specifically for the rear body section of the R171 generation SLK, which translates into a precise fit to the shape of the window and the roof frame. The original profile geometry allows for installation without modifications, maintaining the factory body line and proper window pressure.

Compared to aftermarket replacements, the original component ensures:

• consistency with the factory folding roof construction,
• appropriate material stiffness and flexibility in the rear zone,
• better compatibility with other window seals and trims.

Characteristics of the used component

The presented seal is a used part, sourced from dismantling. In many cases, this type of component retains full functionality while offering a more favorable cost compared to a new part. For users focused on rational vehicle maintenance, this often represents an optimal compromise between quality and budget.

Choosing an original used part allows for maintaining material consistency with other body elements, which is particularly important in the rear window area, where several interdependent seals operate.

Installation in the rear part of the vehicle

Positioning the seal in the rear body zone requires precise seating in the slots and guides provided by the manufacturer. Proper installation affects:

• even window pressure along the entire upper edge,
• proper water drainage from the roof and window surface,
• stability of the folding roof mechanism in the SLK R171.

It is recommended that the installation be carried out in accordance with the service procedures provided for this model, which minimizes the risk of leaks and subsequent adjustments.

Expanding the scope of service work

If you are planning a comprehensive repair or upgrade of the window area and adjacent body elements in your Mercedes and need other parts from the same group, such as additional window seals, trim strips, or sealing profiles, check the available parts in the Mercedes window seals and trims category.

For drivers considering broader vehicle service work, including the drivetrain, a guide may be helpful – more information on the cost-effectiveness of using original used parts can be found in the article Manual transmission failures in cars – why is an original used part a more sensible choice than regeneration?.