Wind Deflector BMW Z4 E85 Roadster Cabrio Protection Centre 7117746

Wind Deflector BMW Z4 E85 Roadster Cabrio Protection Centre is an original component designed to reduce air turbulence in the cabin while driving with the roof down. Thanks to its precise fit for the BMW Z4 E85 design, it ensures more stable aerodynamic conditions, improving acoustic comfort and communication between passengers. It is a practical solution for drivers who want to fully enjoy the convertible mode while maintaining comfort on longer trips.

Specifications and technical data

• SKU: 7117746-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7117746
• Substitutable numbers: 54347117746, 7117746
• Category: Other Exterior Parts & Accessories

Purpose and technical function

The presented wind deflector has been designed specifically for the BMW Z4 E85 Roadster Cabrio model, with a central placement behind the front seats. Its task is to reduce the airflow entering the interior at higher speeds, which translates into less driver fatigue and better thermal stability in the cabin. The component's design integrates with the roadster's body lines, utilizing factory mounting points.

Construction and fit for the BMW Z4 E85

The deflector is a BMW OE class part, which means it maintains factory manufacturing standards and compatibility with the original body mounts. The shape and dimensions are adapted to the geometry of the area behind the seats, so as not to restrict rear visibility while effectively shaping the airflow over the cabin.

This type of solution is particularly useful for:

• highway driving with the roof down,
• daily use in changing weather conditions,
• reducing drafts from the rear of the cabin.

Benefits of installing a wind deflector

Using a wind deflector in the BMW Z4 E85 allows for more comfortable use of the convertible mode without having to sacrifice higher speeds. Reducing turbulence around the head and neck area promotes a calmer ride, and conversations inside the vehicle become clearer. More stable airflow also reduces the risk of passengers cooling down quickly at lower ambient temperatures.

This type of element is particularly valued by users who treat the Z4 E85 as a car for longer trips, where consistent cabin airflow conditions have a real impact on perceived comfort.

Characteristics of the used product

The offered deflector comes from the secondary market, which allows for an economical restoration of the full functionality of the wind zone in the BMW Z4 E85 without the need to purchase a new part. Its original origin ensures proper fitment with the body and compatibility with factory mounting points. In practice, this facilitates installation and reduces the risk of improper component seating.

Part selection and additional technical information

To ensure that the offered deflector is correct for your specific vehicle configuration, it is worth verifying compatibility with the OEM part number and available interchangeable numbers in the specifications tab. This minimizes the risk of selecting the wrong component and ensures correct installation.

If you are planning a comprehensive repair or upgrade of the body zone in your BMW and need other elements from the same group, such as covers, panels, or additional accessories, check the available parts in the Other BMW category.

For users interested in comparing standard factory solutions with more sporty configurations of the drivetrain, suspension, or brakes in premium cars, an article discussing the differences between high-performance versions and standard models may be helpful – you can find it here: Audi RS vs other models – what is hidden under the hood and chassis?.

If you want to better understand the design philosophy of sports components at BMW and in which areas used parts can be a reasonable choice, it is worth reading the following material: BMW M Performance: how do BMW M components differ from standard ones?.