BMW Z4 Series E89 30i Roadster Front Left N/S Suspension Leg Brake Axle Disc Set

BMW Z4 Series E89 30i Roadster Front Left N/S Suspension Leg Brake Axle Disc Set is a complete unit from the Suspension replacement kits category, designed for operation on the front axle on the driver's side. It is a practical solution for BMW users who want to restore suspension geometry and ensure proper braking system performance in a single installation.

Specifications and technical data

• SKU: 6784917-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6784917
• Substitutable numbers: 31316784917, 6784917, 34116769093, 6769093, 31216793923, 6793923, 34116794427, 6794427, 31216764443, 6764443, 34116782601, 6782601
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and configuration of the set

The presented item includes a front left suspension assembly integrated with the braking system, dedicated to the BMW Z4 E89 series 30i Roadster version. The set operates on the front left axle, allowing for precise fitment to the factory body architecture and chassis of this model.

Combining the suspension strut with braking components into a single module facilitates maintenance, reduces installation time, and limits the risk of errors when selecting individual components.

Benefits of using a complete suspension set

Using a complete suspension assembly with a brake disc on the front left side offers a number of practical benefits:

• consistent fitment of components within one side of the vehicle,
• easier restoration of factory suspension geometry,
• minimizing the risk of incorrect selection of individual parts,
• simplified installation process compared to replacing scattered components.

For the user, this means more stable handling, predictable vehicle behavior in corners, and more even braking system performance on the driver's side.

Technical characteristics and fitment

The item has been designed for operation on the front left side of the vehicle, which is crucial for correct installation and driving safety. The assembly works with the factory chassis of the BMW Z4 E89 30i Roadster, maintaining original mounting points and the operating characteristics of the suspension and brakes.

The presence of dedicated part numbers and interchangeable numbers allows for precise compatibility verification via OEM numbers, which is particularly important for professional part selection in workshops specializing in the BMW brand.

Condition, origin, and service application

The offered set comes from dismantling and is a used item, making it an attractive cost-effective alternative to new components while maintaining the manufacturer's original specifications. This type of solution is often chosen for post-accident repairs, geometry correction after suspension damage, or during comprehensive front axle restoration.

In workshop practice, such a module works particularly well where it is necessary to replace several elements on one side of the vehicle simultaneously – this allows for reduced labor time and ensures a consistent service result.

Technical support and additional materials

If you are planning a comprehensive repair or upgrade of the suspension and brake zone in your BMW and need other items from the same group, such as struts, wishbones, or complete axle modules, check the available parts in the BMW suspension replacement kits category.

To better ensure the durability of installed dismantled components, it is worth checking out practical tips regarding operation and maintenance – you will find them in the article How to extend the life of used car parts?, which discusses, among other things, best practices for suspension and brake components.

For users particularly interested in the specifics of the Bavarian brand and the selection of original parts from the secondary market, the material BMW – sports performance and precision. How do original used parts extend the life of a Bavarian icon? may also be helpful, describing selection procedures by OEM numbers and the impact of properly selected components on the handling characteristics of a BMW.