Audi S4 B7 Wheel Bearing Carrier Housing Rear Right O/S 8E0505434C

Audi S4 B7 Wheel Bearing Carrier Housing Rear Right O/S is a precision suspension component designed for installation on the rear right side of the vehicle with a diesel engine. As part of the Suspension replacement kits group, it ensures stable seating for the wheel hub and bearing, which translates into predictable vehicle handling and safe suspension operation. Using an original pre-owned component allows for an economical yet technically correct repair of the rear axle in an Audi.

Specifications and technical data

• SKU: 8E0505434C
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E0505434C
• Substitutable numbers: 8E0505434C, 8E0 505 434 C
• Location on the vehicle: Rear, Right
• Fuel type: Diesel
• Category: Suspension Component Replacement Kits

Purpose and function in the Audi S4 B7 suspension

The described wheel bearing carrier housing is a load-bearing element of the rear suspension, responsible for rigid and axial guidance of the hub and bearing on the right side. In Audi vehicles with a diesel engine, its correct selection is crucial for:

• maintaining the proper geometry of the rear axle,
• even load distribution on the wheel bearing,
• vehicle stability at higher speeds,
• proper cooperation with other suspension and braking system components. Thanks to its dedicated placement on the vehicle on the rear right side, the component works with factory mounting points, which facilitates installation and reduces the risk of improper fitment.

Benefits of using an original wheel bearing carrier housing

Using an original wheel bearing carrier housing in an Audi S4 B7 brings a number of practical service and operational benefits. The most important include:

• Factory fit – maintaining the correct position of the hub and bearing relative to the control arms and steering knuckle, without the need for modifications.
• Consistency with the suspension design – compatibility with standard parts from the suspension and brake group, which facilitates the mechanic's work.
• Reduction of vibrations and play – proper seating of the bearing reduces the risk of noise, vibration, and accelerated tire wear on the right side of the rear axle.
• Safe vehicle handling – stable operation of the rear wheel has a direct impact on the car's behavior during braking and dynamic maneuvers. Choosing an original pre-owned component is a reasonable compromise between repair costs and maintaining driving parameters close to factory specifications.

Professional application in vehicles with a diesel engine

Audi S4 B7 versions with diesel units generate characteristic loads for the suspension system, resulting from the torque and weight of the powertrain. The rear right wheel bearing carrier housing must therefore ensure:

• stable transfer of longitudinal and lateral forces to the chassis,
• resistance to long-term operational loads typical for diesel engines,
• proper cooperation with the traction control and electronic stability program. By maintaining the factory mounting geometry, this component supports correct alignment of toe and camber, which is important both after collisions and during comprehensive rear suspension regeneration.

Condition, verification, and preparation for installation

The item is offered as a pre-owned part, which means that before installation, a standard workshop inspection is recommended for any signs of wear, surface corrosion, and the condition of the mounting sockets. A properly selected and prepared wheel bearing carrier housing allows for:

• efficient replacement during rear axle repair,
• reduction of vehicle downtime in the workshop,
• maintaining a favorable ratio of repair cost to component durability. For easier identification, dedicated manufacturer markings and reference numbers have been used, which can be verified against the vehicle's specifications. If you are planning a comprehensive repair or upgrade of the rear suspension area in your Audi and need other elements from the same group, such as control arms, mounts, or additional steering knuckles, check the available parts in the Audi suspension replacement kits category.

How to care for pre-owned suspension components

To maximize the potential of a pre-owned wheel bearing carrier housing, it is worth following a few practical service rules:

• regularly check the condition of the wheel bearing and seals,
• check the tightening torques of mounting bolts after suspension repairs,
• perform wheel alignment after any intervention in the rear axle,
• monitor any unusual noises or vibrations coming from the rear right side. More practical tips on the operation and maintenance of dismantled components can be found in the article How to extend the life of pre-owned car parts?, which discusses, among other things, good practices for suspension and chassis components.