Audi A4 B9 Wheel Carrier Front Right O/S Wheel Knuckle Hub Holder 8W0407254F

Audi A4 B9 Wheel Carrier Front Right O/S Wheel Knuckle Hub Holder is an original structural component of the suspension system, designed for operation on the front axle on the passenger side. This component is responsible for precise wheel guidance, stable hub mounting, and proper suspension geometry, which translates into safe vehicle handling and predictable car behavior on the road. As a part from the Suspension replacement kits group, it is perfect for professional repairs or comprehensive front suspension rebuilding.

Specifications and technical data

• SKU: 8W0407254F-3
• Mark: Audi
• Condition: Used
• OEM Part Number: 8W0407254F
• Substitutable numbers: 8W0407254F, 8W0 407 254 F
• Location on the vehicle: Front, Right
• Category: Suspension Component Replacement Kits

Function and role in the suspension system

The front right wheel knuckle for Audi A4 B9 is a key element connecting the suspension strut, wheel hub, and steering system components. It is responsible for:

• maintaining the correct wheel position relative to the body,
• stable mounting of the hub and bearing,
• transferring loads from the road to the suspension,
• ensuring correct wheel geometry, which affects handling and tire wear. Thanks to precise factory geometry, this element allows for maintaining the confident and predictable handling characteristic of Audi, especially important at higher speeds and during braking.

Purpose and placement on the vehicle

The described wheel knuckle is intended for installation on the front axle on the right side. Proper fitment to the specific side of the vehicle is important for:

• correct setting of camber and toe angles,
• cooperation with control arms and the shock absorber strut,
• trouble-free installation of braking and steering system components. Choosing the correct installation side is crucial to avoid suspension geometry issues and improper tire wear.

Application in Suspension replacement kits

The front right wheel knuckle for Audi A4 B9 fits very well into professional Suspension replacement kits used in post-collision repairs, replacement of worn components, or chassis modernization. In practice, it is most often replaced in parallel with other components, such as control arms, shock absorbers, or mounting elements, to restore full rigidity and structural integrity. If you are planning a comprehensive repair or modernization of the front suspension area in your Audi and need other elements from the same group, such as control arms, mounts, or additional mounting hardware, check the available parts in the Audi suspension replacement kits category.

Characteristics of the used element

The offered wheel knuckle is a used element, which in the case of original suspension parts often represents a reasonable compromise between quality and repair cost. Components of this type, sourced from dismantling, retain factory geometry and material, while allowing for cost savings compared to new subassemblies. During installation, standard workshop procedures are recommended: thorough cleaning of contact surfaces, inspection of cooperating suspension elements, and final wheel geometry alignment at a diagnostic station.

Choosing used suspension elements – practical knowledge

When choosing used suspension components, such as wheel knuckles, it is worth paying attention to structural compatibility, the absence of structural damage, and fitment to the specific model version. For users who want to deepen their knowledge about the differences in suspension construction and the principles of selecting used parts, the following article will be helpful: Standard vs. sports suspension – differences in construction and is it worth buying used suspension parts?.

Summary

The front right wheel knuckle for Audi A4 B9 is a technically advanced element of the chassis system, responsible for stable wheel guidance, proper suspension geometry, and safe vehicle behavior. As a part from the Suspension replacement kits group, it will work well both for post-accident repairs and planned replacement of worn subassemblies, ensuring structural integrity and predictable handling characteristic of the Audi brand.