Audi TT 8J Wheel Carrier Front Right O/S Wheel Hub Mount Bearing 8J0407254D

Audi TT 8J Wheel Carrier Front Right O/S Wheel Hub Mount Bearing is a component from the Wheel bearings, hubs and bushings group, designed for the front right corner of the suspension. It is responsible for precise wheel guidance, vehicle stability, and proper interaction with the braking and steering systems. This is a solution for users who expect a solid, proven part with a design that meets the manufacturer's standards.

Specifications and technical data

• SKU: 8J0407254D-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 03G103580
• Substitutable numbers: 8J0407254D, 8J0 407 254 D
• Location on the vehicle: Front, Right
• Part type: Wheel Hub
• Category: Wheel Bearings, Hubs & Seals

Purpose and function in the suspension

The wheel carrier with hub and bearing for the front right side in the Audi TT 8J is a key assembly connecting the suspension strut, steering system, and wheel mount. It is responsible for:

• maintaining wheel alignment relative to the body,
• stable transfer of vertical and lateral loads,
• cooperation with brake components (disc, caliper),
• ensuring smooth wheel rotation thanks to the integrated hub bearing. Thanks to the proper fit to the Audi design, this component helps maintain predictable vehicle handling, correct geometry, and driving comfort without excessive vibrations or play.

Construction of the wheel carrier and hub assembly

The presented assembly combines the wheel carrier, wheel hub, and hub bearing into one part, which facilitates selection and installation in a specific model. This configuration reduces the risk of improper fitting of individual components and allows for the replacement of the entire assembly in a single service process. The construction is prepared for operation in the front suspension on the right side, taking into account the characteristic mounting points for the Audi TT 8J. A solution of this type is particularly beneficial in case of collision damage, intensive use on uneven surfaces, or identified play within the hub and bearing. Using a complete assembly helps restore proper wheel guidance and reduce noise resulting from bearing wear.

Benefits of using an original Audi part

The element comes from the Audi line, which means maintaining the factory geometry, mounting spacing, and operating parameters provided by the vehicle manufacturer. In practice, this translates into:

• secure fit to the front right suspension without the need for modifications,
• consistency with factory wheel geometry settings,
• proper cooperation with standard brake and steering system components,
• reduction of the risk of unwanted play and accelerated tire wear. As a part from the Wheel bearings, hubs and bushings category, the product is intended for operation in demanding operating conditions, where resistance to dynamic loads and maintaining stability at higher speeds is essential.

Characteristics of the used component

The offered item is used, which makes it an attractive cost alternative to new components, while maintaining the original design specification. This type of solution is particularly beneficial for post-accident repairs, suspension renovation in older Audi TT 8J models, or when optimizing a service budget. Before installation, it is recommended to perform a standard verification of the condition of mounting surfaces, bolt seats, and the smoothness of the bearing operation to ensure trouble-free operation after installation in the vehicle.

Selection and expansion of the repair scope

When replacing the wheel carrier with hub and bearing, it is worth considering a parallel inspection of other front suspension and braking system elements to avoid returning to the same work in a short time. Proper part selection is facilitated by identification via the OEM number and interchangeable numbers, which are detailed in the product's technical specification. If you are planning a comprehensive repair or upgrade of the wheel and suspension area in your Audi and need other elements from the same group, such as additional hubs, bearings, or bushings, check the available parts in the Audi wheel bearings, hubs and bushings category. For users who want to better understand the advantages of using aftermarket components and the principles of selecting parts by OEM numbers, the following expert guide may be helpful: Why it is worth buying used gearboxes and engines – facts instead of myths. Although it mainly concerns powertrains, it discusses universal principles of cost-effectiveness analysis and verification of used components, which are also useful when planning suspension repairs.