Audi A5 8T Wheel Carrier Rear Left N/S Wheel Hub Holder Mount 8K0505431AR

The Left Rear Wheel Hub Carrier for Audi A5 8T is an original suspension component designed for the rear axle on the driver's side. With precise fitment to the Audi's body geometry and adherence to original specifications, this wheel hub carrier ensures stable mounting of the hub, bearing, and suspension elements, restoring proper driving system functionality.

Specifications and technical data

• SKU: 8K0505431AR-2
• Mark: Audi
• Condition: Used
• OEM Part Number: 8K0505431AR
• Substitutable numbers: 8K0505431AR, 8K0 505 431 AR, 8K0505435AA, 8K0 505 435 AA
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and Function in Suspension

The presented wheel hub carrier is part of the Suspension Replacement Kits group and plays a crucial role in the rear of the Audi A5 8T's driving system. It is responsible for a rigid yet appropriately flexible connection between the wheel hub and the control arms, as well as other suspension components, which contributes to:

• maintaining correct wheel geometry on the rear axle,
• driving stability at higher speeds,
• even tire wear,
• precise operation of assistance systems (ABS, ESP – if equipped).

Its placement on the vehicle limits its application to the left rear side, which is important when selecting parts for collision repairs or replacement due to wear and tear.

Why Choose an Original Audi Part

An original wheel hub carrier dedicated to Audi ensures the preservation of factory mounting points and appropriate structural rigidity. In practice, this means:

• secure fitment with other suspension components without modifications,
• compliance with factory camber and toe values after proper adjustment,
• retention of the driving characteristics intended by the manufacturer.

When repairing the suspension of premium vehicles like the Audi A5 8T, using an original wheel hub carrier is particularly beneficial when aiming for repeatable driving parameters and predictable vehicle behavior on the road.

Mounting Characteristics and Application

The left rear wheel hub carrier is designed as a load-bearing element, working in conjunction with the hub, bearing, and suspension arms. Its construction accounts for the loads resulting from suspension operation, braking, and lateral forces in corners. When replacing, it is recommended to:

• check the condition of other suspension elements in this area,
• verify mounting points for any deformation after impact,
• perform wheel alignment after installation is complete.

Due to its precise application for the rear left side axle, this part is particularly useful for repairs after mechanical damage, such as hitting a curb, damaging the hub, or suspension deformation.

Used Condition – An Informed Choice for Suspension Repair

The component is offered in used condition, allowing for economical repair while maintaining the manufacturer's original specifications. In many cases, this is a sensible alternative to new parts, especially when aiming for compatibility with a specific generation of Audi A5 8T and reducing service costs. A used wheel hub carrier, sourced from disassembly, can be a good solution for:

• post-accident repairs,
• restoring the car to daily operation,
• restoration and maintenance projects.

To better understand the differences between various suspension configurations and make informed decisions about purchasing used components, it is worth reading the blog article Stock vs. Sport Suspension – Construction Differences and Is It Worth Buying Used Suspension Parts?, which discusses the construction, parameters, and selection of suspension elements.

Support for Selecting and Upgrading Audi Suspension Systems

If you are planning a comprehensive repair or upgrade of the rear suspension area in your Audi and need other parts from the same group, such as control arms, links, or additional hub carriers, check the available parts in the Audi Suspension Replacement Kits category.

Owners of models from years that are increasingly considered youngtimers can also benefit from the advice contained in the material Youngtimer's Second Life – How Used Car Parts Revitalize Cars from 1998–2012, which describes practical scenarios for modernizing and maintaining premium brands, including Audi, using used suspension components.