BMW 1 2 3 Series F20 F21 F22 F30 F31 Rear Roll Over Strut Rubber Mount 6867540

BMW 1 2 3 Series F20 F21 F22 F30 F31 Rear Roll Over Strut Rubber Mount is a component from the Control arms and ball joints group, designed for the vehicle's rear axle. Engineered for selected BMW F-series models, it ensures stable handling, precise wheel guidance, and predictable vehicle behavior during acceleration, braking, and cornering.

Specifications and technical data

• SKU: 6867540
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6867540
• Substitutable numbers: 33326867540, 6867540, EM
• Location on the vehicle: Rear
• Category: Control Arms, Ball Joints & Assemblies

Purpose and function in the suspension system

The rear axle control arm in BMW F-series models is responsible for maintaining proper wheel geometry, toe control, and body stability. Located at the rear of the vehicle, this component operates under significant load, transferring lateral and longitudinal forces between the wheel and the chassis. A properly selected control arm limits unwanted wheel movement, which translates into:

• more confident handling at higher speeds,
• even tire wear,
• stable vehicle behavior during sudden maneuvers.

Compatibility with the BMW F-series platform

The presented control arm is intended for selected versions of the BMW F20, F21, F22, F30, and F31, allowing for use in popular 1, 2, and 3 series models of this generation. Thanks to a design consistent with factory solutions, the correct mounting points and suspension geometry are maintained, which facilitates installation and subsequent toe adjustment.

The component from the Control arms and ball joints category works with other rear suspension components, such as shock absorbers, springs, or the stabilizer bar, creating a cohesive system responsible for driving comfort and safety.

Performance characteristics and benefits of use

Using a properly selected rear control arm in a BMW F-series allows for the restoration of the vehicle's original driving characteristics after a collision, wear of rubber-metal elements, or interference with suspension geometry. Key benefits include:

• maintaining the correct wheel position relative to the chassis,
• increased stability during braking and acceleration,
• better vehicle control on uneven surfaces and in corners,
• the possibility of precise suspension setting adjustment after installation.

By maintaining the factory design concept, the control arm works with standard mounting points, which facilitates the mechanic's work and reduces service time. This is particularly important for post-accident repairs or comprehensive rear suspension renovation.

Component condition and practical aspects

The offered control arm comes from disassembly and is marked as used, which is a beneficial solution for users looking for an economical yet functional alternative to new parts. Choosing such a component allows for reduced repair costs while maintaining structural compatibility with the original BMW suspension system.

After installation, it is recommended to perform a professional rear axle wheel geometry alignment to fully utilize the component's potential and ensure even load distribution across all mounting points.

Technical support and suspension knowledge development

For users who want to better understand how the suspension works in their car and the relationships between control arms, shock absorbers, and stabilizers, the following guide will be helpful: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. The article explains how to care for key suspension elements in various models and how to recognize signs of their wear.

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

If you are also interested in the economic and environmental aspects of using components from disassembly, it is worth reading the article Eco-driving: discover the benefits of used car parts, which discusses the advantages of choosing used components in modern automotive industry.