BMW X3 Series E83 Sound Insulation Carpet Floor Rear Right O/S 3335028

Description

BMW X3 Series E83 Sound Insulation Carpet Floor Rear Right O/S is a factory-made soundproofing element designed for installation in the rear right door of this model. It is responsible for reducing noise, improving acoustic comfort, and stabilizing the upholstery layer, which results in a more organized and quieter interior. As an original BMW component, it ensures a proper fit to the door structure and predictable performance during operation.

Specifications and technical data

• SKU: 3335028
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 3335028
• Substitutable numbers: 3335028, 51483335028, AS
• Location on the vehicle: Rear, Right
• Category: Floor Mats, Carpets & Boot Liners

Purpose and function of the soundproofing element

The presented insulation has been designed specifically for the rear right door area in the BMW X3 E83. Its task is to create an effective acoustic barrier between the outer panel and the upholstery, which limits the penetration of road noise, suspension sounds, and ambient noise. Additionally, this element stabilizes the upholstery system, which helps reduce potential rattles and resonances while driving.

Construction and fitment for the BMW X3 E83

The insulation is profiled to the geometry of the rear right door in the BMW X3 E83, thanks to which it maintains proper adhesion to the internal sheet metal structure. The mounting holes and edge shapes are adapted to the factory attachment points, which facilitates installation and minimizes the risk of improper positioning. Such a fit promotes the maintenance of acoustic tightness and the correct operation of mechanisms inside the door.

Benefits of using original door insulation

Using original insulation in the rear right door brings a number of practical benefits:

• a more comfortable acoustic background inside the vehicle,
• reduction of vibration transmission and unwanted sounds from the wheel arch and suspension area,
• better support for the door upholstery, which reduces the risk of squeaks and looseness,
• preservation of the factory finish standard characteristic of the BMW brand.

For users who value the structural consistency of the vehicle, it is important that the original door insulation works with other body soundproofing layers, supporting the overall refinement of the car.

Condition, installation, and service application

The item comes from dismantling and is offered as a used part, which allows for an economical repair or replacement of missing soundproofing in the door. Thanks to its factory origin, the installation proceeds in a manner similar to the manufacturer’s service procedures – after properly preparing the door surface, the insulation can be seated in the intended locations without the need for structural modifications.

This solution is particularly useful for:

• post-accident repairs of the rear right part of the body,
• removing the effects of corrosion or previous non-factory door repairs,
• comprehensive improvement of cabin soundproofing in the BMW X3 E83.

Expanding soundproofing in BMW – related items

If you are planning a comprehensive repair or upgrade of the floor and luggage area in your BMW and need other elements from the same group, such as floor mats, carpets, or trunk liners, check the available parts in the category BMW carpets, floor mats, trunk trays.

If you are interested in the broader context of using used parts and want to better understand how to optimize service costs while maintaining appropriate quality, it is worth reading the guide: Smart Skoda servicing – why second-hand parts are the best choice for your wallet. Although it concerns a different brand, the principles of selecting components from the secondary market presented there are also helpful when maintaining a BMW.