BMW X1 Series E84 Sound Insulation Trunk Rear Right O/S 2990750

The BMW X1 E84 Trunk Sound Deadening Insulation Right is an original upholstery and insulation component designed for the right rear section of the trunk. Designed by BMW, it ensures a proper fit to the body structure and secure mounting. As such, it serves as a functional addition to the factory cargo area finish, enhancing acoustic comfort and interior aesthetics.

Specifications and technical data

• SKU: 2990750
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2990750
• Substitutable numbers: 2990750, 51482990750, PK
• Location on the vehicle: Rear, Right
• Category: Other Interior Parts & Accessories

Purpose and Function in BMW X1 E84

The presented sound deadening is a dedicated component for the right rear part of the trunk in the BMW X1 E84. Its purpose is to limit the transmission of noise from the wheel arch and underbody areas into the cabin, and to cover the metal body surfaces. This gives the vehicle's interior a more organized appearance, and the transported cargo comes into contact with a finished surface, reducing the risk of accidental scuffs and rattles.

Component Construction and Fitment

The sound deadening has been molded to the specific geometry of the right rear trunk section, which facilitates installation and ensures a secure fit to the paneling. The design includes appropriate cutouts and contours for factory mounting points and adjacent trunk equipment. This results in a cohesive, organized side panel after installation, without unsightly gaps.

Original sourcing from BMW means the material retains the correct stiffness and flexibility, which is important for disassembly and reassembly during service or bodywork repairs.

Service Application and Benefits of Installation

This component is particularly useful in situations where the factory sound deadening has been damaged due to a collision, trunk flooding, improper disassembly, or intensive use. Replacing it with original insulation allows for:

• restoring the proper sound insulation level of the rear part of the vehicle,
• recreating the factory appearance of the right side of the trunk,
• protecting the body panels from accidental impacts from transported items,
• maintaining the structural integrity of the upholstery and other trunk panels.

For body shops and repair centers specializing in the BMW brand, using original sound deadening helps maintain repair standards in accordance with manufacturer guidelines.

Characteristics of a Used Component

As a used part, this sound deadening comes from a dismantled vehicle and is intended for reinstallation. Such components are often chosen for accident repairs and for restoring a car to a near-factory condition when maintaining original specifications at a reasonable cost is important. In practice, this means the component can be fitted without additional modifications and without the risk of shape incompatibility with the BMW X1 E84 body.

Complementary Parts and Further Knowledge

If you are planning a comprehensive repair or upgrade of the trunk area in your BMW and need other parts from the same group, such as side upholstery panels, additional covers, or small fasteners, check the available parts in the Other BMW category.

When working with premium vehicles, it is beneficial to expand your knowledge of the technical solutions used by manufacturers. For a comparison of different brands' approaches to body construction, drivetrain systems, and chassis, an article comparing sports versions with standard models may be helpful – you can find it here: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?.