Audi S4 B7 Avant Front Axle Lower Wishbone Control Arm Right O/S 8W0407694A

Audi S4 B7 Avant Front Axle Lower Wishbone Control Arm Right O/S is an original component from the Control arms and ball joints group, designed for the front right suspension of the vehicle. The "banana" type design ensures proper wheel alignment geometry, stable axle handling, and precise load transfer from the road to the chassis. This is a used OEM component that allows for restoring the correct suspension performance characteristics in the sports Audi model.

Specifications and technical data

• SKU: 8W0407694A
• Mark: Audi
• Condition: Used
• OEM Part Number: 8W0407694A
• Substitutable numbers: 8W0407694A, 8W0 407 694 A
• Location on the vehicle: Front, Right
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension

The presented "banana" type lower control arm operates in the front suspension on the right side, responsible for maintaining the correct position of the wheel hub relative to the chassis. Its tasks include:

• stabilizing the wheel position during acceleration, braking, and cornering,
• maintaining correct toe and camber angles,
• damping vibrations transmitted from the road to the bodywork.

Thanks to its properly profiled geometry, the control arm works in tandem with other system components, ensuring predictable vehicle behavior and proper steering system operation.

Benefits of using an original Audi control arm

Using an original control arm in an Audi S4 B7 allows for maintaining factory handling parameters and ride comfort. Key advantages include:

• precise fitment to mounting points on the chassis and steering knuckle,
• maintaining the arm's stiffness and flexibility as designed by the manufacturer,
• proper cooperation with ball joints and other suspension components.

The lower control arm in this configuration is particularly important in high-performance vehicles, where the suspension system operates under higher loads and requires high directional stability.

Vehicle placement and installation aspects

The component is intended for installation on the front axle on the right side, which is significant both when selecting parts and during subsequent geometry adjustment. A correctly selected control arm:

• facilitates geometry alignment after suspension repair,
• reduces the risk of uneven tire wear,
• affects vehicle stability at higher speeds.

After installation, it is recommended to perform a professional wheel alignment to fully utilize the suspension system's capabilities and ensure even load distribution across all components.

Used condition and part selection

The offered control arm is a used item, which allows for economical repair while maintaining the characteristics of the original Audi suspension. When replacing one arm, it is worth considering checking other front axle components, such as other control arms, ball joints, or metal-rubber bushings, to avoid secondary play and accelerated tire wear.

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 connecting parts, check the available parts in the Audi Control arms and ball joints category.

Technical support and suspension knowledge

For a better understanding of how the suspension system works and the impact of control arms on safety and ride comfort, it is worth reading the guide: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. The article discusses the relationships between individual components in an accessible way, which facilitates making informed service decisions.

If you are considering a choice between new replacements and aftermarket components, the following comparison material may also be helpful: New or used? A comparison of costs and quality of car parts, which discusses the differences in costs, durability, and cost-effectiveness of individual solutions.