BMW 5 Series E60 E61 LCI Sound Insulation Floor Rear 7039405

BMW 5 Series E60 E61 LCI Sound Insulation Floor Rear is an original upholstery component designed for installation in the rear section of the cabin floor. Engineered by BMW, it ensures a perfect fit with the factory body geometry and stable seating within the vehicle's structure, improving acoustic comfort and the overall refinement of the interior.

Specifications and technical data

• SKU: 7039405
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7039405
• Substitutable numbers: 51487039405, 7039405
• Location on the vehicle: Rear
• Category: Floor Mats, Carpets & Boot Liners

Purpose and function in the vehicle

The presented rear floor sound insulation is dedicated to BMW 5 Series E60/E61 models after the facelift (LCI) and is installed in the rear area of the passenger cabin. This component is responsible for reducing the transmission of noise from the chassis, exhaust system, and suspension into the interior, as well as stabilizing the floor upholstery layers.

Thanks to its precise shape and factory design, the insulation works in harmony with other floor components, such as carpeting, damping mats, or seat mounting elements, allowing for the maintenance of structural and aesthetic consistency of the interior.

Construction and performance properties

The original BMW rear floor sound insulation has been designed as a component with optimized thickness and structure to effectively reduce vibrations and noise within the frequency ranges typical of suspension and wheel operation. The construction is adapted to the factory reference points in the body, which facilitates installation and minimizes the risk of improper placement.

In daily use, this translates into:

• more comfortable interior acoustics during city and highway driving,
• better separation of the cabin from chassis noise,
• maintaining a stable position of the floor carpeting in the rear part of the vehicle.

Condition of the component and benefits of choosing a used part

The offered rear floor sound insulation is a used component, sourced from dismantling, which allows you to combine factory fitment with an attractive price compared to a new component. Choosing an original used part is a solution that is beneficial both economically and ecologically – it reduces the consumption of new raw materials while allowing for the maintenance of material consistency with other interior elements.

In the case of sound insulation and upholstery elements, the use of second-hand parts is particularly rational, as their dimensions, shape, and compatibility with the bodywork are crucial, all of which remain preserved in original BMW components.

Integration with the Carpets, floor mats, trunk trays category

The rear floor sound insulation belongs to the group of elements responsible for acoustic comfort and the aesthetics of the vehicle's floor, such as carpets, floor mats, or protective mats. Replacing this component is particularly recommended during major interior work, e.g., after flooding, mechanical damage, or comprehensive cabin renovation, when you want to restore the factory level of soundproofing and organization of the floor layers.

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

Why it is worth choosing original BMW sound insulation

By choosing the original BMW rear floor sound insulation, you primarily gain factory fitment to the body structure, which means no modifications are required and ensures correct installation. This is particularly important for elements mounted in the rear part of the floor, where wiring, seat mounts, and seat belt anchor points are located.

For users interested in a broader context of using used parts and optimizing service costs, an article describing the advantages of second-hand components may be helpful – more information can be found in the material on the cost-effectiveness of using used OEM parts.

Summary

BMW 5 Series E60 E61 LCI Sound Insulation Floor Rear is an original element from the Carpets, floor mats, trunk trays group, designed for installation in the rear part of the cabin. It ensures proper interior soundproofing, maintenance of the factory floor layer layout, and compatibility with the BMW body structure, providing a practical and technically sound solution for vehicle interior repairs or renovations.