BMW X3 G01 X4 G02 Front Right O/S Lower Control Arm Wishbone 6870972

BMW X3 G01 X4 G02 Front Right O/S Lower Control Arm Wishbone is a component from the Control Arms and Ball Joints group, designed for operation in the front suspension on the passenger side. The original BMW design ensures proper geometry, stable vehicle handling, and predictable behavior during braking and cornering. This is a solution for users who expect precise handling and consistency with the factory suspension characteristics.

Specifications and technical data

• SKU: 6870972
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6870972
• Substitutable numbers: 6870972, 31106870972
• Location on the vehicle: Front, Right
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension system

The front lower control arm on the right side is responsible for maintaining the correct position of the wheel relative to the body and for transferring loads from the road to the chassis. In BMW X3 G01 and X4 G02 models, this component works with other suspension parts, stabilizing the driving path and limiting unwanted toe changes during acceleration, braking, and driving over uneven surfaces.

Its placement in the front – right side zone means the control arm has a direct impact on perceived steering precision, especially at higher speeds and during dynamic maneuvers. A properly selected and functional component helps reduce steering wheel vibrations, uneven tire wear, and play in the steering system.

Benefits of using an original BMW control arm

Using an original control arm in the BMW X3 G01 / X4 G02 allows for maintaining factory suspension performance parameters, which is essential from both a safety and driving comfort perspective. The design developed by BMW ensures:

• appropriate arm stiffness while maintaining controlled flexibility at mounting points,
• correct positioning of mounting points relative to the body and steering knuckle,
• consistency with factory wheel geometry settings,
• stable vehicle handling in typical and emergency road situations.

As a result, the suspension system retains the characteristics intended by the manufacturer, which is particularly important in vehicles equipped with advanced traction and stability control systems.

Component condition and service application

The offered control arm is a used original BMW component, which allows for an economical repair while maintaining compliance with factory specifications. This type of part is suitable for situations where it is necessary to replace a single control arm due to mechanical damage, ball joint wear, or after a collision, and the priority is matching the existing suspension configuration.

Selecting the correct control arm for a specific version of the BMW X3 G01 or X4 G02 should take into account the mounting side and the type of suspension used in the vehicle. In case of doubt, it is worth comparing the shape and mounting points with the currently installed component to ensure correct installation and full functionality.

The importance of proper control arm condition for safety

Functional control arms and ball joints are crucial for maintaining vehicle stability, especially in BMW X3 and X4 class cars, which are often operated in varied road conditions. Wear or damage to this component may manifest as knocking in the suspension, the car pulling to one side, impaired handling, or accelerated tire wear.

To better understand the role of control arms in the entire suspension system and the relationships between shock absorbers, control arms, and stabilizers, it is worth reading our guide: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. This is a practical addition to your knowledge when planning service work on your BMW.

Expanding suspension work on your BMW

If you are planning a comprehensive repair or upgrade of the front suspension area in your BMW and need other components from the same group, such as additional control arms, ball joints, or related steering components, check out the available parts in the BMW Control Arms and Ball Joints category.