Audi R8 42 Control Arm Mount Bracket Upper Front Right O/S 420407458F

Audi R8 42 Control Arm Mount Bracket Upper Front Right O/S is an original component from the Control arms and ball joints group, designed for precise operation in the front right corner of the suspension. Engineered specifically for the Audi R8 architecture, it ensures stable wheel tracking, proper geometry, and predictable vehicle behavior during dynamic driving. This is the ideal solution for users who expect consistency with factory suspension characteristics and wish to maintain the vehicle's sporty nature.

Specifications and technical data

• SKU: 420407458F
• Mark: Audi
• Condition: Used
• OEM Part Number: 420407458F
• Substitutable numbers: 420407458F, 420 407 458 F
• Location on the vehicle: Front, Right
• Gearbox type: No information
• Rim width: 8
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension system

The upper control arm mount bracket for the right side of the front axle is responsible for maintaining the correct position of the steering knuckle relative to the body and for transferring loads generated during braking, acceleration, and cornering. In combination with other suspension components, it creates a rigid yet precisely operating system, which is crucial for the stability of the Audi R8's handling.

Thanks to its precise fitment to the vehicle, this component works in harmony with factory geometry, which facilitates subsequent wheel alignment and camber adjustments. This is particularly important in sports cars, where the accuracy of suspension settings directly translates into grip and predictable body response.

Compatibility and installation aspects

The bracket has been developed with the Audi front axle design in mind, taking into account the specific weight distribution and suspension operating characteristics. Being adapted for the front right side of the vehicle minimizes the risk of installation issues and ensures compatibility with factory mounting points.

The component works with wheels of a specific width, which helps maintain the correct loads acting on the control arm and joints. In practice, this means more stable wheel tracking, more even tire wear, and reduced stress on other suspension components. When replacing, it is recommended to check the condition of other elements on the same axle to avoid uneven system operation.

Characteristics of the used component

The offered bracket is a used part, which in the case of original Audi components often allows for maintaining high manufacturing quality at a more favorable cost compared to new aftermarket replacements. Such components are frequently chosen for post-accident repairs, geometry correction after hitting a curb, or during the gradual restoration of suspension in sports cars.

Choosing an original upper control arm bracket allows for maintaining material and structural consistency of the entire system, which is important during intensive use, frequent highway driving, or occasional track use. This is a solution for drivers who prefer to maintain factory handling characteristics rather than experimenting with uncertain replacements.

Benefits of using an original control arm bracket

Using the correct bracket in an Audi R8 translates into a number of practical benefits:

• maintaining proper front axle geometry and stable vehicle handling,
• better cooperation with the steering and braking systems,
• reduction of unwanted play and knocking in the suspension,
• more even load distribution on tires and rubber-metal components.

For users who want to deepen their knowledge of suspension operation and plan repairs consciously, a guide describing the role of shock absorbers, control arms, and stabilizers will be helpful – you can find it in the article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers.

Expanding suspension work on your Audi

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