Audi TT 8J Lower Control Arm Wishbone Front Right O/S 8J0407151D

Audi TT 8J Lower Control Arm Wishbone Front Right O/S is a component from the Control arms and ball joints category, designed for operation in the front suspension on the right side. It is responsible for precise wheel guidance, driving stability, and correct suspension geometry, which translates into safe and predictable vehicle handling. Thanks to a design consistent with the solutions used by Audi, the part ensures a proper fit for the TT 8J model's chassis.

Specifications and technical data

• SKU: 8J0407151D-1
• Mark: Audi
• Condition: Used
• OEM Part Number: 8J0407151D
• Substitutable numbers: 8J0407151D, 8J0 407 151 D
• Location on the vehicle: Front, Right
• Rim width: 8
• Category: Control Arms, Ball Joints & Assemblies

Purpose and role in the suspension system

The front lower control arm on the right side operates at a critical point of the suspension, connecting the steering knuckle to the body and working in conjunction with the ball joint and other system components. It is responsible for:

• maintaining the correct wheel position relative to the body during driving and braking,
• stable vehicle handling in corners,
• maintaining correct wheel alignment and camber angles,
• damping some of the vibrations transmitted from the road to the body.

Combined with an appropriately selected rim width and other suspension components, the control arm creates a cohesive system that ensures predictable vehicle reactions to steering inputs.

Design and fitment for the Audi TT 8J

The front lower control arm for the Audi TT 8J has been designed to work with the factory suspension geometry of this model. The shape of the arm, mounting points, and the way it interacts with the ball joint are adapted to the specific architecture of the front axle. As a result:

• compatibility with stock suspension components is maintained,
• there is no need to interfere with the body or steering knuckle structure,
• after installation, precise geometry adjustment is possible in accordance with the manufacturer's guidelines.

Such fitment is particularly important in sports-oriented vehicles, where handling stability and consistent steering response are crucial for driving comfort and safety.

Performance parameters and practical application

The placement of the control arm in the front right part of the vehicle means it operates under significant load – both during dynamic acceleration and while braking or traversing uneven surfaces. A properly selected component from this group:

• reduces unwanted play in the suspension,
• improves steering precision at higher speeds,
• contributes to even tire wear,
• supports proper interaction with a rim of the intended width.

For the user, this means more confident vehicle behavior in daily use and better control over the vehicle in emergency situations.

Product characteristics and benefits of installation

The presented control arm belongs to a group of suspension components dedicated to the Audi brand, which helps maintain the structural integrity of the entire chassis. Using parts from the same family of components allows for maintaining:

• compliance with factory design specifications,
• proper cooperation with the ball joint and other mounting elements,
• stable suspension performance over a long service life.

For workshops and users, this means easier diagnostics, predictable installation, and the possibility of subsequent geometry adjustment without the need for non-standard solutions. Proper selection of the control arm is one of the key steps in restoring the full efficiency of the front suspension.

Integration with other suspension elements and service knowledge

Replacing the front lower right control arm in an Audi TT 8J often involves the need to assess the condition of other components from the Control arms and ball joints group, such as other suspension arms or ball joints on both sides of the axle. 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 related mounting hardware, check the available parts in the Audi control arms and ball joints category.

To better understand the relationships between control arms, shock absorbers, and stabilizers, and their impact on driving safety, it is worth consulting our guide material. Practical tips regarding the diagnostics and operation of suspension components can be found in the article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers, which helps organize service knowledge and facilitates making informed decisions when selecting parts.