BMW X1 F48 20i B48 Front Left N/S M Sport Spring Strut Leg Suspension Brake Disc

BMW X1 F48 20i B48 Front Left N/S M Sport Spring Strut Leg Suspension Brake Disc is a complete, used assembly designed for the front axle on the driver's side. The component comes from the M Sport line, ensuring more dynamic suspension characteristics and more precise vehicle handling.

Specifications and technical data

• SKU: 6886755
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6886755
• Substitutable numbers: 6886755, 31306886755, 31216876645, 6876645, 34116860265, 6860265, 34116799351, 6799351, 31216870837, 6870837, 31216850419, 6850419, 6861671, 31316861671, BG
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Application and compatibility

The presented set is designed for the BMW X1 F48 20i B48 model and is mounted on the front left side. Integrating the suspension strut with the brake disc facilitates matching with the factory chassis and braking system, which helps maintain the original geometry and handling characteristics.

The original BMW origin means that the component was designed specifically for this model, taking into account the vehicle's weight, load distribution, and braking system requirements. As a result, the driver receives a consistent, predictable, and stable front suspension set.

M Sport suspension assembly construction

The M Sport suspension strut combines a shock absorber, spring, and mounting elements into a single design, which translates into a compact structure and reduced play in connections. The M Sport characteristics provide:

• stiffer response to body movements,
• better front-end support during dynamic braking,
• more direct steering feedback.

The presence of the brake disc in the set allows for simultaneous maintenance of the suspension and braking system within a single module, which is particularly beneficial for post-collision repairs or major service work on the front suspension.

Benefits of choosing an original used set

Choosing an original, used set from the Suspension replacement kits category allows you to maintain factory suspension performance parameters without the need for aftermarket parts with uncertain characteristics. This type of solution is often more predictable in terms of fitment than mixing different manufacturers of shock absorbers, springs, and brake components.

A used OEM element is also a reasonable cost compromise – especially in the case of complex modules where both the suspension strut and a brake system component are present in one assembly. This reduces the risk of installation issues and speeds up workshop work.

Professional installation and diagnostics

Due to the importance of the front suspension for safety and driving stability, installation in a specialized workshop is recommended, with a geometry check after replacement. A correctly installed set ensures:

• stable handling at higher speeds,
• even tire wear,
• consistent operation of the suspension and brakes on the left and right sides.

Before installation, it is worth verifying the compatibility of the element with the vehicle based on the OEM part number and interchangeable numbers visible in the product's technical specification.

If you are planning a comprehensive repair or upgrade of the front suspension area in your BMW and need other elements from the same group, such as struts, springs, or complete modules with brake components, check the available parts in the BMW suspension replacement kits category.

For drivers also considering repairs within the drivetrain and wanting to make informed choices regarding used parts, our blog guide will be helpful: Manual transmission failures – why an original used part is sometimes more reasonable than regeneration, which shows the broader context of the cost-effectiveness of using original dismantled components.