BMW 1 3 Series F20 F21 F30 LCI Front Right Tension Strut Wishbone Control Arm

BMW F20 F21 F30 LCI Right Front Control Arm 6855742 is an original suspension component designed for the front axle on the right side of BMW F-series models. This used control arm provides a solid foundation for professional suspension repairs, ensuring correct wheel alignment and stable vehicle handling. It's a solution for users seeking a proven OEM component at an attractive price, with factory-perfect fitment.

Specifications and technical data

• SKU: 6855742
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6855742
• Substitutable numbers: 31126855742, 6855742, 31126851260, 6851260
• Location on the vehicle: Front, Right
• Category: Other Engine Parts

Control Arm Purpose and Function

The control arm presented is a component working in the front suspension on the right side. It is responsible for:

• maintaining the correct wheel position relative to the body,
• transferring loads from the road to the chassis,
• stabilizing the driving path during braking and acceleration,
• cooperating with other suspension components to maintain proper geometry.

Thanks to its construction in line with factory BMW standards, the control arm ensures precise car handling and predictable behavior in corners, which is crucial for driving safety and comfort.

Compatibility and Fitment

The control arm has been specifically designed for the BMW F-series platform, including LCI facelift versions. This means its geometry, mounting points, and working kinematics are adapted to the factory design specifications of these models. The component is intended for installation on:

• the front axle,
• the right side of the vehicle.

This precise fitment allows for installation in place of a worn or damaged control arm without the need for modifications, while maintaining the original suspension performance parameters.

Characteristics of the Used Component

The offered control arm is a used part, which helps reduce repair costs while retaining a component from the original BMW production line. This type of solution is particularly beneficial for:

• post-accident repairs,
• restoring suspension functionality in daily-driven cars,
• economical suspension system refurbishment.

Choosing a used OEM control arm is a compromise between price and maintaining the factory standard of manufacturing, which is especially important in vehicles where compliance with the original specification matters.

Importance of Correct Part Selection

Selecting the correct control arm for a specific BMW F20, F21, or F30 LCI version is essential for proper wheel alignment and even tire wear. The appropriate component:

• minimizes the risk of vibrations and the vehicle pulling to one side while driving,
• affects the effectiveness of the braking system through stable wheel guidance,
• reduces excessive stress on other suspension components.

The control arm designed for the front right side allows for restoring proper suspension operation after mechanical damage or wear and tear.

Related Parts and Further Reading

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

For users interested in comparing technical solutions in sports car versions, it is worth reading the article discussing the differences in engine, brake, and chassis construction – details can be found in the entry Audi RS vs. Other Models – What Lies Under the Hood and Chassis?.

If you want to maximize the potential of used control arms and other dismantled components, practical tips for maintenance and operation can be found in the guide How to Extend the Lifespan of Used Car Parts?, which describes, among other things, best practices for suspension components.