Audi A4 B8 A5 8T Wheel Hub Spindle Knuckle Rear Right O/S 8K0505436AB

Audi A4 B8 A5 8T Wheel Hub Spindle Knuckle Rear Right O/S is an original chassis component from the Wheel bearings, hubs and bushings category, designed for installation on the rear right axle of the vehicle. The design of the steering knuckle integrated with the hub ensures stable wheel guidance, correct suspension geometry, and precise load transfer to the body. This solution is dedicated to users who expect a proven part with factory-fit compatibility for Audi A4 B8 and Audi A5 8T models.

Specifications and technical data

• SKU: 8K0505436AB
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0505436AB
• Substitutable numbers: 8K0505436AB, 8K0 505 436 AB
• Location on the vehicle: Rear, Right
• Category: Wheel Bearings, Hubs & Seals

Purpose and function in the suspension system

The rear right wheel hub and knuckle assembly is responsible for maintaining the correct position of the wheel relative to the body, working in conjunction with control arms and bearing components. A correctly selected component in this area is crucial for:

• driving stability at higher speeds,
• even tire wear,
• precise operation of the braking system and driver assistance systems,
• reducing play and unwanted vibrations in the rear axle.

Thanks to the factory design tailored to specific Audi models, the knuckle maintains the correct suspension geometry, which facilitates subsequent wheel alignment and camber adjustment.

Construction and fitment for Audi A4 B8 / A5 8T

The presented hub and knuckle assembly has been designed specifically for the Audi A4 B8 and Audi A5 8T platform, taking into account the characteristic design of the multi-link rear suspension. This means:

• factory mounting points for control arms, shock absorbers, and brake system components,
• integrated wheel bearing housing,
• compatibility with standard mounting solutions used in these models.

The placement on the vehicle, specified as rear right, facilitates clear identification of the part and minimizes the risk of errors when selecting a component for a specific side of the vehicle.

Characteristics of the used component

The offered hub and knuckle assembly comes from the used parts segment, which allows for significant reduction in repair costs while maintaining the original design and fitment. In practice, this means the possibility of replacing a damaged suspension element without the need to resort to more expensive aftermarket replacements of unknown origin.

For many Audi A4 B8 and A5 8T users, choosing a proven used part is a reasonable compromise between budget and quality, especially in the case of structural elements that must maintain compliance with factory design specifications.

Benefits of using an original hub and knuckle assembly

Using an original rear right wheel hub and knuckle assembly in an Audi translates into a number of practical operational benefits:

• secure fit to the body and suspension – no need for modifications or adjustments to mounting holes,
• preservation of the vehicle's factory handling characteristics,
• easier diagnostics and future service due to compliance with manufacturer documentation,
• possibility of using existing mating components (control arms, shock absorber, brakes) without structural changes.

For workshops and individual users, this means faster installation and a lower risk of geometry issues after the repair.

Expert support and selection of used parts

In the case of components such as a hub and knuckle assembly, choosing a used part often raises questions about durability and safety. To better understand the real differences between new and used components and to verify common opinions, it is worth reading the article Used car parts: myths and facts you need to know, which discusses the most common driver concerns in detail.

Additionally, if you are considering a wider range of repairs for your car and want to consciously compare the cost-effectiveness of purchasing new versus used components, the guide Car parts – new or used? We compare costs, quality, and durability will be helpful, describing practical aspects of selecting components for various applications.

If you are planning a comprehensive repair or upgrade of the suspension and chassis area in your Audi and need other elements from the same group, such as hubs, bearings, or bushings, check out the available parts in the Audi wheel bearings, hubs and bushings category.