BMW 3 Series E90 330i N52 Rear Left N/S Axle Leg Suspension Brake Disc Hub

BMW 3 Series E90 330i N52 Rear Left N/S Axle Leg Suspension Brake Disc Hub is a practical solution for demanding users who expect precise handling and vehicle stability. This item from the Suspension replacement kits category combines key axle components, which facilitates servicing and reduces repair time. Thanks to its factory BMW origin, you maintain the correct geometry and performance characteristics of the rear axle.

Specifications and technical data

• SKU: 6774807-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774807
• Substitutable numbers: 33326774807, 6774807, 34216769101, 6769101, 34216855004, 6855004, 33326757735, 6757735, 34216764655, 6764655, 33207580945, 7580945, 33217527027, 7527027, 33217553559, 7553559, BG
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the chassis system

The presented rear axle assembly is designed for installation on the rear left side of the vehicle, in the BMW 3 Series E90 330i model with the N52 engine. It includes key elements responsible for transferring loads from the body to the wheel, guiding the wheel in corners, and working with the braking system. Integrating the hub, brake disc, and suspension components into a single module allows for consistent operation of the entire system and reduces the risk of part mismatch.

Benefits of using a complete assembly

Using a complete BMW 3 Series E90 330i N52 Rear Left N/S Axle Leg Suspension Brake Disc Hub offers a number of practical benefits:

• better control over rear axle geometry due to the preservation of factory mounting points,
• consistent cooperation between the suspension and the braking system on the given wheel,
• reduction in the number of separately selected components during repair,
• easier diagnostics of potential play and noises within a single module.

For the user, this means more predictable vehicle behavior, stability at higher speeds, and more confident braking in daily operation.

Installation characteristics and fitment

The element has been designed as part of the original BMW rear axle system, which translates into a proper fit to the body and other suspension components. The placement on the vehicle is clearly defined as rear – left side, which minimizes the risk of error during selection. The presence of dedicated mounting points facilitates the mechanic's work and allows for efficient transfer of geometry settings to the newly installed assembly.

Condition and origin of the element

The offered assembly comes from dismantling, which allows for maintaining the original BMW specification while reducing repair costs. A used component of this type is often chosen for post-accident repairs, replacing worn suspension elements, or restoring the car to factory parameters after modifications. Before installation, it is recommended to perform a standard check of the working condition in a workshop to adjust the scope of service work to the specific unit.

Expanding BMW suspension and brake service

If you are planning a comprehensive repair or upgrade of the suspension and brake zone in your BMW and need other elements from the same group, such as control arms, springs, or additional hubs, check the available parts in the BMW suspension replacement kits category.

How to care for used suspension elements

To maximize the potential of a used rear suspension assembly, it is worth ensuring regular inspection of the condition of bushings, bearings, and the working surfaces of the brake disc. Proper maintenance and correct installation significantly extend the period of trouble-free operation. Practical tips on handling and protecting dismantled components can be found in the guide How to extend the life of used car parts?, which discusses, among other things, suspension and chassis components.