BMW F20 F21 M Sport Front Left Right N/O/S Spring Strut Shock Absorber

BMW F20 F21 M Sport Front Left Right N/O/S Spring Strut Shock Absorber is an original suspension component designed for the front axle, specifically engineered for the M Sport package version. Thanks to its factory performance characteristics, it ensures consistent vehicle handling, predictable behavior in corners, and stability at higher speeds. This is the ideal solution for drivers who want to maintain driving properties in accordance with the manufacturer's specifications.

Specifications and technical data

• SKU: 6873723-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6873723
• Substitutable numbers: 31316873723, 6873723, 31316862173, 6862173, 31316791575, 6791575
• Location on the vehicle: Front
• Category: Other Exterior Parts & Accessories

Purpose and function in the suspension

The presented shock absorber is dedicated for installation on the front left side in BMW F20/F21 models equipped with the M Sport package. It is responsible for controlling spring deflection, damping body vibrations, and maintaining stable tire contact with the road surface. When combined with other M Sport suspension components, it allows for the precise handling characteristic of this factory configuration.

Construction and fitment

The shock absorber belongs to the Shock absorber mounts and struts category, meaning it is an integral part of the front suspension strut. The design was developed specifically for the geometry of the BMW F20/F21, ensuring that the correct operating angles, travel, and damping characteristics are maintained. Proper fitment to the steering knuckle, top mount, and other suspension components minimizes the risk of incorrect installation and unwanted play.

Benefits of using an original component

Using an original M Sport shock absorber allows you to maintain the consistency of the entire chassis system. In practice, this means:

• maintaining factory handling characteristics and vehicle stability,
• proper cooperation with stock springs and mounts,
• appropriate vehicle response to road irregularities and during braking,
• reduced risk of accelerated wear on other suspension components.

For users who value precise, predictable vehicle behavior, choosing such a component is a technically safe and operationally beneficial solution.

Characteristics of the used product

The item is offered in used condition, which allows for an economical shock absorber replacement while maintaining the original specification. This type of part is particularly attractive for accident repairs or restoring a vehicle to its factory M Sport suspension configuration. Before installation, standard workshop verification is recommended to adapt the installation method to the current condition of other suspension elements.

Expanding your BMW suspension upgrade

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, top mounts, or brackets, check out the available parts in the BMW shock absorber mounts and struts category.

Tips for drivers expecting better performance

Replacing the shock absorber with the correct M Sport version is a good starting point for improving vehicle handling, especially if you are planning further chassis or drivetrain modifications. If you are considering a wider range of performance-oriented changes, it is worth checking out practical advice on safe tuning – you will find it in the article How to increase engine power: a practical guide to engine tuning with used parts, which will help you consistently plan the next stages of your vehicle's modernization.