Mercedes C207 Quarter Side Window Rear Left N/S Seal Side Triangle Glass AS2

The Mercedes C207 Rear Left Window Seal AS2 is a precisely fitted body component designed for the rear left window of the C-Class coupé. It ensures a watertight seal for the window, reduces noise, and protects the interior from water and dirt. By maintaining the original factory geometry, it serves as a functional service solution for Mercedes vehicle owners.

Specifications and technical data

• SKU: A2076700339-1
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A2076700339
• Substitutable numbers: A2076700339, A 207 670 03 39
• Location on the vehicle: Rear, Left
• Category: Car Glass

Purpose and Function of the Rear Window Seal

The seal described is part of the Automotive Glass group, intended for installation in the rear left section of the body. Its purpose is to provide stable guidance and sealing for the window, which translates to reduced air drafts, improved cabin acoustics, and protection against moisture in the critical rear area of the vehicle.

Its placement in the Rear, Left zone of the vehicle makes it significant for both the comfort of rear passengers and the long-term protection of the bodywork against corrosion around the window frame.

Construction, Fit, and Installation

The seal has been designed as a component compliant with Mercedes' factory standards, ensuring proper adhesion to the window edge and the car body. Its precisely shaped profile allows for even pressure distribution around the entire perimeter, minimizing the risk of leaks after correct installation.

In practice, installation involves seating the seal in the designated groove of the window frame and fitting it to the body's contour. By maintaining the original geometry, a stable connection with the window can be achieved without the need for body modifications, which is important for post-accident repairs or replacement of worn-out parts.

Benefits of Using an Original Rear Window Seal

Using a dedicated seal in the rear left section of the body offers a range of practical benefits:

• maintaining a proper seal between the window and the body in the rear area of the vehicle,
• reducing wind noise and vibrations transmitted into the cabin,
• increasing protection against water and dirt ingress around the window frame,
• preserving the aesthetic side profile of the vehicle on the left side,
• facilitating proper component alignment after bodywork and paint repairs.

For Mercedes vehicle owners, it is important that a dedicated rear window seal helps maintain the vehicle's original body character, which is significant for both daily use and the vehicle's value on the used market.

Characteristics of a Used Part

The offered seal is a used part, allowing for economical repair while maintaining the original construction. This type of component is particularly useful for replacing parts after localized body damage or when restoring the seal in the rear window area without altering the body structure.

The choice of a used OEM part is often preferred by discerning owners who want to maintain material and structural consistency with other body components while optimizing service costs.

Expanding Repairs within Automotive Glass

If you are planning a comprehensive repair or upgrade of the glazing area in your Mercedes and need other parts from the same group, such as seals, window trim, or additional guide profiles, check the available parts in the Mercedes Automotive Glass category.

Expert Support in Choosing Used Parts

When selecting used body parts, including window seals, it is advisable to be aware of good purchasing practices and avoid common mistakes. Helpful information can be found in the guide on used parts and tuning: Buying Used Car Parts – Common Mistakes When Choosing Parts for Tuning.

Additionally, if you are interested in the impact of temperatures and operating conditions on vehicle components, including those interacting with the body, you can refer to an article describing the operation of the cooling system in high temperatures: Summer Heat vs. Cooling System: Used Radiators and Fans Guarantee Savings.