Control Arm BMW G11 G12 G30 G31 Wishbone Rear Right O/S Axle Suspension 6861126

Visual condition of the part

The product shows signs of use visible in the photos.

Control Arm BMW G11 G12 G30 G31 Wishbone Rear Right O/S Axle Suspension is a component from the Control arms and ball joints category, designed for precise wheel guidance and suspension geometry stabilization. This is an original BMW component that ensures suspension performance consistent with the manufacturer's factory specifications and allows for predictable vehicle handling.

Specifications and technical data

• SKU: 6861126
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6861126
• Substitutable numbers: 6861126, 33326861126
• Location on the vehicle: Rear, Right
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension system

The presented control arm operates on the rear axle on the right side, responsible for maintaining the correct position of the wheel relative to the body and for stable load transfer during acceleration, braking, and cornering. Thanks to the appropriately selected geometry of the arm and mounting points, this component supports the maintenance of proper wheel alignment and camber, which translates into predictable car behavior and even tire wear.

The rear right control arm in BMW G11, G12, G30, and G31 series models works with other components of the multi-link suspension, creating a rigid yet flexible system that filters road irregularities and stabilizes the body. The appropriate structural rigidity of this component is crucial for maintaining the ride comfort and handling precision characteristic of BMW.

Compatibility with BMW models

The control arm in question has been designed for use in BMW G11 and G12 (luxury sedans) as well as G30 and G31 (5 series) platforms, where the suspension system requires components with strictly defined geometric and strength parameters. Using an original BMW solution allows for maintaining the consistency of the suspension system's operation with factory settings, which is particularly important in vehicles equipped with advanced traction and stability control systems.

Due to the structural compliance with the factory design, the installation of this control arm does not require modification of other suspension components. After replacement, it is recommended to perform a wheel alignment to fully utilize the potential of the newly installed component and restore the proper vehicle handling parameters.

Technical characteristics and advantages of use

The control arm operating on the rear right axle is a component subjected to significant variable loads, which is why its construction has been developed with high fatigue durability and resistance to lateral forces in mind. The use of an original BMW component helps maintain the appropriate rigidity of the system, which limits unwanted wheel displacement and improves driving stability at higher speeds.

Key benefits of using this control arm include:

• maintaining the factory suspension performance characteristics in BMW G11, G12, G30, G31 models,
• stable guidance of the rear right wheel throughout the full range of suspension travel,
• reduction of excessive play in the system, which affects the precision of steering response,
• support for even tire wear by maintaining proper wheel geometry.

Component condition and service application

The offered control arm is a used part, which allows for economical suspension system repair while maintaining the original manufacturer's specifications. This type of component is particularly useful in situations where mechanical damage to the arm has occurred (e.g., after hitting an obstacle or curb) or when disturbing symptoms have appeared in the system, such as rear axle instability, vehicle pulling, or uneven tire wear.

Replacement of the rear right control arm is also recommended as a preventive measure when excessive play or signs of wear at mounting points are found during inspection. Using an original BMW solution helps restore proper suspension operation without compromises in terms of fit and compatibility with other system components.

Technical support and additional materials

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

For users who want to better understand the relationships between individual suspension components and the symptoms of their wear, a guide describing the operation of shock absorbers, control arms, and stabilizers will be useful – you can find it in the article Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers, which helps in consciously planning service work on vehicles of various brands, including BMW.