BMW X1 Series E84 Rear Floor Sound Insulation Cover Trim Panel 2990464

Visual condition of the part

The product shows signs of use visible in the photos.

BMW X1 Series E84 Rear Floor Sound Insulation Cover Trim Panel is an original component from the Linings, trim strips and decorations group, designed for the rear floor section of the BMW X1 E84 model. This carefully engineered insulation improves the acoustic comfort of the cabin, reduces vibration transfer from the rear axle, and supports the thermal stability of the vehicle's interior.

Specifications and technical data

• SKU: 2990464
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2990464
• Substitutable numbers: 51482990464, 2990464
• Location on the vehicle: Rear
• Category: Trim

Purpose and function of the component

The presented rear floor sound insulation has been developed specifically for the BMW X1 E84 architecture, taking into account the body geometry and the layout of structural elements in the rear part of the vehicle. Its placement in the rear area allows for effective reduction of noise originating from the wheels, suspension, and luggage compartment, which translates into more comfortable travel conditions for rear-seat passengers.

The component serves several key technical roles:

• damping vibrations transmitted from the rear suspension to the body structure,
• limiting the penetration of road noise and tire hum into the cabin,
• stabilizing thermal conditions in the rear floor area,
• protecting the floor panel surfaces from minor mechanical damage from the interior side.

Construction and fitment for the BMW X1 E84

The sound insulation is designed as a component dedicated to the specific BMW X1 E84 platform, ensuring a precise fit to the shape of the rear floor. Properly contoured zones allow for correct placement of the insulation around factory seat mounting points, the center tunnel, and structural elements of the rear bodywork.

Thanks to its original BMW origin, material and dimensional consistency with other interior trim elements is maintained. The appropriate stiffness and flexibility of the insulation facilitate installation and subsequent servicing of components located under the floor, without the risk of permanent deformation of the insulation.

Benefits of using rear floor insulation

The use of the original rear floor sound insulation in the BMW X1 E84 brings measurable utility benefits, especially in vehicles used on long routes or with a fully loaded cabin:

• Improvement of acoustic comfort – reduction of noise from the rear axle and luggage compartment, which reduces driver and passenger fatigue.
• Better thermal insulation – limiting the influence of outside temperatures on the floor zone, which supports the operation of the heating and air conditioning system.
• Aesthetic finish of the rear floor area – a consistent, orderly look of the space under the carpet, important during service and renovation work.
• Maintaining the factory NVH (Noise, Vibration, Harshness) parameters specified by the vehicle manufacturer.

Condition, installation, and service application

The component comes from disassembly and is offered as a used part, which allows for economical repair or restoration of the factory insulation configuration in the BMW X1 E84. This type of insulation is particularly useful for:

• post-accident repairs of the rear body section,
• removing the effects of flooding or moisture in the interior,
• comprehensive interior renovation and restoring the original level of comfort.

With proper installation, maintaining factory mounting points and the sequence of floor layer assembly, the insulation fulfills its function again without the need for additional modifications. Proper fitment with the rear vehicle structure reduces the risk of unwanted rattles or resonances while driving.

Related components and further reading

If you are planning a comprehensive repair or upgrade of the interior trim zone in your BMW and need other elements from the same group, such as linings, trim strips, or decorative panels, check the available parts in the BMW Linings, trim strips and decorations category.

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