BMW F31 LCI Touring 320iX N20 xDrive Front Left N/S Suspension Leg Brake Disc

BMW F31 LCI Touring 320iX N20 xDrive Front Left N/S Suspension Leg Brake Disc is a complete suspension strut assembly designed for the front axle on the driver's side. Thanks to its factory BMW design, it ensures precise vehicle handling, cornering stability, and seamless integration with the xDrive system. This is a solution for users who expect a robust part with parameters consistent with the original model specification.

Specifications and technical data

• SKU: 6873827
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6873827
• Substitutable numbers: 6873827, 31316873827, 31216853819, 6853819, 34116850649, 6850649, 34116792217, 6792217
• Weight: 150
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Application and fitment for BMW F31 LCI 320i xDrive

The presented suspension component is designed for the front left axle of the BMW 3 Series F31 LCI Touring model with the N20 petrol engine and xDrive system. It is responsible for transferring loads from the body to the wheel, working with the steering system, and maintaining proper front suspension geometry, which translates into stable handling and predictable vehicle behavior.

The suspension strut integrated with the brake disc allows for consistent operation of the chassis and braking system, which is particularly important in all-wheel-drive vehicles where force distribution and component stiffness have a direct impact on traction and safety.

Construction and function of the suspension set with brake disc

This set combines key components responsible for wheel guidance and interaction with the braking system. The suspension strut design ensures adequate stiffness while allowing the shock absorber and spring to operate through their full range, which contributes to ride comfort and effective bump absorption.

The presence of the brake disc in this assembly allows for maintaining factory fitment to the caliper and hub, which promotes even pad wear and stable braking system operation. As a result, the driver receives a consistent, predictable chassis that responds well during both daily use and dynamic driving.

Performance characteristics and benefits of installation

Replacing the complete front left suspension assembly with a brake disc is particularly beneficial in situations where mechanical damage has occurred, multiple components have worn out simultaneously, or following a collision. Installing a single, cohesive module reduces the risk of part mismatch, facilitates geometry alignment, and shortens service time.

The main advantages of this solution include:

• maintaining the factory handling characteristics of the BMW F31 LCI Touring 320i xDrive,
• consistent operation of the suspension and braking system on the front left side,
• reduction of potential play and irregularities resulting from combining random components,
• professional fitment for the specific body and drivetrain version.

The product comes from the Suspension replacement kits group, meaning it is intended for comprehensive service of the given wheel mounting point, rather than just a single element.

Condition, origin, and technical aspects

The offered suspension set is a used item, originating from original BMW production. Such components are frequently chosen by users looking for factory quality and geometry while maintaining reasonable repair costs. The original design ensures proper mounting points, compatibility with stock steering and braking system elements, and predictable behavior under load.

The item has an assigned OEM part number and interchangeable numbers, which facilitates verification of compatibility with a specific vehicle configuration. Additionally, the specified vehicle location and defined weight allow the mechanic to select the appropriate installation procedure and tools, as well as correctly plan the geometry alignment after replacement.

Technical support and selection of used suspension components

When selecting a used suspension set for a BMW, it is worth paying attention to the body version, drivetrain type, and part number compatibility. A detailed discussion of the differences between standard and sports suspension, as well as practical tips on purchasing used components, can be found in the article: Standard vs. sports suspension – design differences and selection of used parts.

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 struts, control arms, or additional mounting hardware, check the available parts in the BMW suspension replacement kits category.