BMW Z4 Series E89 Convertible Roadster Rear Right O/S Wheel Arch Trim Panel

The BMW Z4 E89 Trunk Side Panel Insulation Cover is an original trim element for the luggage compartment, specifically designed for the right rear side of the body. This used part from the BMW range ensures factory fit, stable mounting, and maintains the proper acoustics and aesthetics of your roadster's trunk.

Specifications and technical data

• SKU: 9128470
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 9128470
• Substitutable numbers: 51479128470 9128470
• Location on the vehicle: Rear, Right
• Category: Window Seals, Gaskets & Trims

Intended Use and Function of the Element

The presented trunk side panel cover belongs to the category of Window Seals and Trim and is intended for installation in the rear right part of the vehicle. Its functions include:

• isolating the trunk interior from noise and vibrations originating from the wheel arch and underbody,
• protecting the body panels and installations located behind the side panel,
• visually organizing the trunk space through aesthetic finishing of the right side.

Thanks to its precise fit for the BMW Z4 E89 model, this element works with factory mounting points and does not require structural modifications.

Construction and Fit for BMW Z4 E89

The cover is designed as an integral part of the trunk's structure, with a geometry precisely formed for the wheel arch, recesses, and body contours. The construction ensures:

• precise alignment with the right rear section of the trunk,
• compatibility with factory handles and clips,
• stable shape retention after installation.

The appropriately selected insulation structure helps to reduce the transmission of road noise and minor vibrations, contributing to a more comfortable driving experience, especially at higher speeds.

Benefits of Using an Original Trunk Cover

Using an original BMW trunk side panel offers a number of practical advantages:

• Restoration of factory appearance – the correct texture and shape of the element allow for the restoration of the trunk's right side to its original condition after damage or removal.
• Improved interior acoustics – dedicated insulation reduces noise from the rear right wheel area and underbody.
• Protection of components – the side panel covers body panels, wiring harnesses, and elements mounted behind the trim, reducing the risk of accidental damage during everyday trunk use.
• Consistency with other trim elements – the original design guarantees compatibility with the left side of the trunk and other upholstery panels.

Condition, Origin, and Service Application

This element comes from the BMW offering and is used, making it an attractive service solution for accident repairs or trunk interior restoration. Choosing such a part allows you to:

• maintain compliance with the vehicle's factory specifications,
• preserve the correct alignment of upholstery edges and division lines,
• reduce costs compared to purchasing a new element while retaining the original construction.

Thanks to its dedicated placement in the rear right part of the vehicle, installation is predictable and can be performed according to BMW service procedures.

Related Products and Technical Knowledge

If you are looking for other BMW Window Seals and Trim for your car, check out our dedicated category: BMW window seals and trim. There you will find a wide selection of finishing and sealing elements tailored to various models of this brand.

When planning comprehensive service for your BMW, it is also worth considering electronics and comfort systems. Practical tips on using used parts in the service of 3 and 5 Series models can be found in the article: How to care for iDrive systems and electronic modules in BMW using used parts.

Summary

The BMW Z4 E89 Trunk Side Panel Insulation Cover is a functional, original upholstery element for the rear right part of the trunk, which helps restore proper acoustics, aesthetics, and body structure protection. It is a sensible choice for users who value factory fit, a cohesive interior appearance, and technically correct service solutions consistent with the character of the BMW Z4 E89 roadster.