BMW X1 Series E84 Window Guide Web Cover Rear Left N/S 2990831

The BMW X1 E84 Interior Window Seal Left Rear is a precisely fitted component designed for the rear left window of the BMW X1 E84 body style. It ensures proper sealing and smooth window operation, contributing to acoustic comfort, protection against moisture, and stable window guidance within its track. Thanks to its original design dedicated to BMW, the seal maintains consistency with the factory body line and interior aesthetics.

Specifications and technical data

• SKU: 2990831
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2990831
• Substitutable numbers: 2990831, 51352990831
• Location on the vehicle: Rear, Left
• Color: Black
• Category: Mirror Assemblies

Purpose and Function of the Seal

The interior seal for the rear left window in the BMW X1 E84 is responsible for correctly sealing the window within the door and ensuring its stable guidance in the lifting mechanism. This element works in direct contact with the glass, reducing vibrations, squeaks, and preventing water and dirt from entering the door interior.

Due to its precise fit for the specific body model, the seal works in conjunction with the factory window lifting mechanism, maintaining the correct geometry and pressure on the glass edge. This is important for both the durability of the mechanism and for maintaining an appropriate noise level inside the cabin.

Construction, Color, and Fitment

The seal is designed for installation in the rear left part of the vehicle, eliminating the need for any modifications or adjustments during assembly. Its construction is intended for the factory door opening of the BMW X1 E84, ensuring proper contact lines with the glass and the door panel.

The black color of the seal is consistent with the typical window frame finish of this model, allowing for a uniform appearance of the side body line. The neutral, dark shade effectively masks potential operational dirt and complements the other door trim elements.

Usage Characteristics of a Used Part

The offered seal is a used part, meaning it has been previously installed but still retains its operational functions. Such components are particularly valued for servicing vehicles several years old, where a reasonable repair cost is important while maintaining original construction and fitment.

Choosing a used seal helps reduce the consumption of new raw materials while maintaining compliance with the original BMW specifications. This is a practical solution both from an economic repair perspective and for ensuring the vehicle's technical integrity.

Benefits of Using an Original Interior Seal

Using a dedicated interior seal in the BMW X1 E84 translates into a number of specific benefits:

• maintaining proper sealing of the rear left window and reducing moisture ingress into the door interior,
• stable window guidance in its track, promoting smooth operation of the lifting mechanism,
• reduction of cabin noise by limiting air turbulence around the rear of the body,
• visual consistency with other trim elements due to its black color,
• maintaining factory window operating parameters without the need for door structure modifications.

Related Parts and Body Zone Expansion

If you are planning a comprehensive repair or upgrade of the side body zone in your BMW and require other parts from the same group, such as housings, inserts, or glass, check the available parts in the BMW Exterior Mirrors category.

If you wish to deepen your knowledge on the conscious use of dismantled parts and the impact of such decisions on the environment and service budget, it is worth reading the article Eco-Driving: Discover the Benefits of Used Car Parts, which discusses the practical aspects of automotive recycling.