Audi A4 B8 Wishbone Rear Right O/S Control Arm 8E05053112AF

Audi A4 B8 Wishbone Rear Right O/S Control Arm is a component from the Control arms and ball joints group, designed for operation in the rear, right section of the suspension. Engineered for Audi vehicles, it ensures precise wheel guidance and stable vehicle behavior during cornering and braking.

Specifications and technical data

• SKU: 8E05053112AF
• Mark: Audi
• Condition: Used
• OEM Part Number: 8E05053112AF
• Substitutable numbers: 8E05053112AF, 8E0 505 311 2A
• Location on the vehicle: Rear, Right
• Category: Control Arms, Ball Joints & Assemblies

Function of the control arm in the Audi rear suspension

The rear axle control arm is responsible for maintaining proper wheel geometry, body stabilization, and transferring loads between the wheel and the chassis. Its placement on the vehicle in the rear – right side zone means this component operates under demanding conditions, particularly noticeable during dynamic driving, traversing uneven surfaces, and changes in vehicle load.

A properly selected control arm limits uncontrolled changes in wheel toe and camber, which translates into stable handling, predictable steering system reactions, and even tire wear. For the user, this means better vehicle control and more confident car behavior in emergency situations.

Benefits of using an original Audi control arm

The original control arm designed for Audi is engineered with a specific suspension design in mind, allowing it to maintain the factory operating characteristics of the system. This helps to maintain:

• consistency with factory suspension geometry,
• appropriate rigidity and flexibility at mounting points,
• proper interaction with other rear axle components.

Such a fit reduces the risk of unwanted play, noise, or accelerated wear of other components. For the service center, this means easier installation and a predictable end result after replacement.

Placement: rear, right side

The control arm operating on the right side of the rear axle is particularly important from the perspective of vehicle stability when driving on roads with varying grip. It is responsible for:

• keeping the wheel in the driving axis under lateral load,
• controlling wheel movement relative to the chassis during braking and acceleration,
• limiting body roll and unwanted suspension displacement.

Proper selection of the component for the specific mounting location is crucial for maintaining the consistent operation of the entire suspension system and avoiding issues with geometry alignment.

Application in service practice

Replacement of the rear right control arm is recommended in the event of noticeable play, knocking, problems with maintaining the driving path, or uneven tire wear. Installing the correct component from the Control arms and ball joints group allows for restoring the vehicle's correct driving parameters and facilitates subsequent geometry adjustment.

After installing a new control arm, it is recommended to perform a wheel alignment measurement and adjustment to fully utilize the potential of the part and ensure stable handling across the entire speed range.

Suspension system expansion and selection of other components

If you are planning a comprehensive repair or upgrade of the suspension zone in your Audi and need other elements from the same group, such as additional control arms, ball joints, or mounting hardware, check out the available parts in the Audi control arms and ball joints category.

For users who want to better understand the relationships between individual suspension components and plan repairs consciously, the following guide will be helpful: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. Thanks to it, you will more easily assess when replacing a single control arm is sufficient and when it is worth considering a wider scope of service work.