BMW E90 Rear Suspension Shock Absorber Spring Strut Left Right N/O/S 311409 SET

BMW E90 Rear Suspension Shock Absorber Spring Strut Left Right N/O/S SET is a set of components from the Shock absorber and strut mounts group, designed for the vehicle's rear axle. The set includes components mounted on both the left and right sides, which facilitates consistent suspension maintenance and reduces the risk of mismatch during service.

Specifications and technical data

• SKU: 311409-2
• Mark: Mini (Genuine OE)
• Condition: Used
• OEM Part Number: 311409
• Substitutable numbers: 33526771725, 6771725, 311409, SACHS
• Location on the vehicle: Rear, Right, Left
• Category: Shock & Strut Mounts

Purpose and vehicle placement

The presented set is dedicated to installation on the rear axle of the vehicle, with the possibility of application on both the right and left sides. This solution allows for uniform suspension performance and simplifies repair planning – one set covers both sides, which is particularly beneficial for comprehensive replacement of shock absorber and spring mounting components.

Placement in the rear of the vehicle is crucial for stability, ride comfort, and proper vehicle handling during braking and traversing uneven surfaces. The use of properly selected mounts and struts reduces unwanted play, knocking, and excessive body roll.

Technical characteristics and compatibility

The set has been designed as an element in the Shock absorber and strut mounts category, meaning it is responsible for the proper seating of the shock absorber and the spring working with it within the suspension structure. The design intended for operation in the rear of the vehicle ensures appropriate stiffness and stable guidance of vibration-damping elements.

The product comes from the Mini brand's offer, which facilitates selection for structurally related vehicles. Thanks to the presence of the OEM part number and interchangeable numbers (visible in the technical specification), precise verification of compatibility with a specific car version is possible, without the need to guess based on model descriptions alone.

Condition, origin, and benefits of use

The offered set is a used item, which allows for economical suspension repair while maintaining the original design and geometry of the mounts. For many users, this is a reasonable compromise between cost and quality, especially for vehicles used daily, where functionality and proper operation of the chassis system are what count.

The use of original solutions from the mounts and struts group promotes the preservation of factory suspension performance parameters. In practice, this means more predictable vehicle behavior, better cooperation with shock absorbers and springs, and a lower risk of geometry problems or excessive tire wear.

Benefits of installing the set on the rear axle

Replacing mounting elements as a set for both sides of the rear axle brings several practical benefits:

• consistent suspension behavior on the left and right sides,
• easier planning of service work – one set for the entire rear axle,
• reduced risk of differences in stiffness and mount performance,
• better vehicle control when driving with a load.

For the user, this means more predictable handling, more stable vehicle behavior in corners, and improved ride comfort on uneven surfaces.

If you are planning a comprehensive repair or upgrade of the rear suspension zone in your Mini and need other elements from the same group, such as additional mounts, brackets, or strut components, check the available parts in the Mini shock absorber and strut mounts category.

Additional information and technical support

Before purchasing, it is worth comparing the markings visible on the dismantled part with the data in the product's technical specification to ensure full compatibility. In case of doubts regarding the selection of suspension elements, consulting a mechanic or a service center specializing in the Mini brand may also be helpful.

If you are also considering savings when repairing other vehicle systems, including fuel supply, practical tips on the safe selection of used components can be found in the article: Fuel dosing problems – how to choose a used injection pump and fuel rails.