BMW Z4 E89 20i Roadster Front Left N/S Sport Suspension Leg Brake Axle Disc Set

Sport suspension kit with brake axle and disc for BMW Z4 E89 20i Roadster – front left is a complete, used service package designed for the driver's side front axle. By combining suspension and braking system components into a single module, this suspension replacement kit facilitates professional repairs and restores proper handling characteristics for the sport suspension version.

Specifications and technical data

• SKU: 6796439
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6784917
• Substitutable numbers: 31316784917, 6784917, 34116769091, 6769091, 31216793923, 6793923, 34116854998, 6854998, 31216764443, 6764443, 34116764643, 6764643, 34116772669, 6772669
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Kit Purpose and Configuration

The presented component is a front left sport suspension kit integrated with a brake axle and disc, dedicated to the BMW Z4 E89 20i Roadster. Its placement on the vehicle is the front left side, allowing for precise adaptation to the factory suspension geometry and the sporty characteristics of this model version.

The modular solution reduces the need to source individual components, which is particularly beneficial for post-accident repairs or when replacing parts after intensive use in dynamic vehicles.

Benefits of Using an Original BMW Kit

As a BMW product, the kit maintains the factory operating parameters of the suspension and braking system, resulting in predictable vehicle behavior during braking and cornering. The original design ensures:

• consistency of the sport suspension characteristics with the rest of the drivetrain,
• proper load transfer to the body and other front axle components,
• stable handling at higher speeds and during sudden maneuvers.

This makes the kit suitable for both service repairs and restoring full vehicle functionality after mechanical damage to the front left corner.

Practical Application in Service

The complete nature of this solution simplifies the work for workshops specializing in the BMW brand, reducing diagnostic and installation time. The kit is particularly useful when simultaneous replacement of several suspension and brake elements on one side of the vehicle is necessary, helping to avoid issues with geometry and uneven component wear.

The used nature of the part allows for an economical restoration of the original sport suspension configuration while maintaining compliance with the factory design solutions of the BMW Z4 E89 20i Roadster.

Selection, Reference Numbers, and Compatibility

The kit has a dedicated OEM part number and associated replacement numbers, which facilitates verification of compatibility with a specific vehicle configuration. When selecting, it is advisable to use the VIN and service documentation to confirm compatibility with the given engine version and suspension variant.

Reference number information is particularly useful for professional service centers and automotive shops that want to precisely match the component to a specific BMW Z4 E89 model.

Condition, Origin, and Operation

The component is from a disassembly and is offered as a used suspension replacement kit. Such parts are often chosen for vehicle repairs where maintaining the original sport suspension specification while optimizing costs is crucial. Before installation, a standard workshop inspection and replacement of consumables according to manufacturer procedures are recommended.

To maximize the potential of used components, it is worth familiarizing yourself with practical tips on maintenance and operation – you can find them in the article How to Extend the Lifespan of Used Car Parts?, which discusses, among other things, issues related to suspension and disassembled parts.

Technical Support and Further Information on Sport Suspension

When choosing between standard and sport suspension, technical materials discussing design and operational differences can be helpful. For BMW users interested in a deeper understanding of the topic and informed selection of used suspension components, the article Standard vs. Sport Suspension – Design Differences and Is It Worth Buying Used Suspension Parts? will be a valuable source of knowledge, containing practical examples and answers to the most common questions.

If you are planning a comprehensive repair or upgrade of the front suspension area in your BMW and need other parts from the same group, such as struts, control arms, or additional mounts, check the available parts in the category BMW Suspension Replacement Kits.