Audi R8 Rear Wheel Bearing Hub Carrier Right O/S 420505434F

The Right Rear Hub with Bearing and Knuckle for Audi R8 is an original part from the Wheel Hubs, Bearings & Bushings group, designed for installation on the rear passenger side axle. This solution is engineered for precise wheel guidance, suspension stability, and maintaining proper geometry in the sporty Audi R8 drivetrain. Its factory design ensures cohesive operation of the suspension and drivetrain.

Specifications and technical data

• SKU: 420505434F
• Mark: Audi
• Condition: Used
• OEM Part Number: 420505434F
• Substitutable numbers: 420505434F, 420 505 434 F, 4E0 407 613 C, 4E0407613C
• Location on the vehicle: Rear, Right
• Part type: Wheel Bearing
• Category: Wheel Bearings, Hubs & Seals

Purpose and Function in the Suspension System

The presented component plays a crucial role in the rear suspension, connecting the wheel hub, bearing, and knuckle mount on the right side of the vehicle. It is responsible for:

• Stable wheel mounting on the drive axle,
• Maintaining the correct position of the hub relative to the control arms and shock absorber,
• Transferring radial and axial loads from the wheel to the suspension,
• Preserving the correct geometry of the rear axle wheels.

Thanks to its construction conforming to factory Audi standards, the component works seamlessly with other elements of the suspension, braking, and drivetrain systems, resulting in predictable vehicle behavior at higher speeds and during dynamic driving.

Original Origin and Fitment

The hub with bearing and knuckle was designed by the vehicle manufacturer, meaning it is a part prepared for specific mounting points and loads in the Audi R8. Factory fitment minimizes the risk of installation issues, play, or incorrect wheel alignment, and also facilitates subsequent adjustments for toe and camber angles.

The component is intended for installation on the right rear side of the vehicle, so when planning repairs or replacements, it is important to pay attention to its correct placement on the vehicle. Using an original solution allows for maintaining the handling characteristics intended by Audi engineers.

Condition, Application, and Benefits of Installation

The offered hub with bearing and knuckle is a used part, providing a cost-effective alternative to new components while retaining the construction aligned with the factory design. This is a good solution in situations where mechanical suspension damage, wheel bearing wear, or knuckle deformation has occurred, for example, after hitting a curb or in a collision.

Replacing this component can bring tangible benefits:

• Reduction of play in the right rear suspension,
• Improved steering precision and braking stability,
• Reduced noise and vibrations originating from the wheel area,
• Restoration of correct wheel alignment relative to the body.

For workshops and Audi R8 owners, this is a practical way to restore full functionality to the rear axle without the need to invest in entirely new assemblies.

Mounting Area and Service Aspects

Installation on the right rear side of the vehicle requires precise mounting and geometry checks after the work is completed. Correct tightening of connections, adherence to torque specifications, and inspection of cooperating elements (control arms, shock absorber, brake mounts) are crucial for safety and repair durability.

Due to the complex construction of the Audi R8 rear suspension, installation is recommended at a specialized service center equipped with the appropriate tools for hub removal and installation, as well as wheel alignment.

More Parts from This Group and Information on Used Parts

If you are planning a comprehensive repair or upgrade of the suspension and drivetrain area in your Audi and need other parts from the same group, such as additional hubs, wheel bearings, or mounting bushings, check the available parts in the Audi Wheel Hubs, Bearings & Bushings category.

If you have doubts regarding the selection of used components and want to better understand how to responsibly use pre-owned parts, read the article Used Car Parts: Myths and Facts You Need to Know, which clearly explains common concerns and shows when such a solution is a sensible choice.