BMW 3 E90 E91 E92 325d 330d 335d Rear Left N/S Suspension Leg Carrier Brake Disc

BMW 3 E90 E91 E92 325d 330d 335d Rear Left N/S Suspension Leg Carrier Brake Disc is a complete load-bearing component designed for the rear axle, on the driver's side. Designed as an original BMW component, it ensures proper suspension geometry, stable wheel handling, and correct interaction with the braking system. This solution is dedicated to diesel-powered models, allowing for a precise and safe repair of the rear axle.

Specifications and technical data

• SKU: 6774807-23
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774807
• Substitutable numbers: 33326774807, 6774807, 34216769101, 6769101, 34216855004, 6855004, 33326757735, 6757735, 34216764655, 6764655, 33217533453, 7533453, 33217561789, 7561789
• Location on the vehicle: Rear, Left
• Category: Suspension Component Replacement Kits

Purpose and function in the vehicle

The presented element belongs to Suspension replacement kits and is responsible for a rigid yet appropriately flexible connection between the wheel and the body in the rear part of the vehicle. The placement on the vehicle is the rear, left side, which is crucial when selecting parts for a specific BMW 3 Series E90, E91, and E92 model in 325d, 330d, and 335d versions.

The steering knuckle with suspension mount works with control arms, shock absorber, spring, and wheel hub, while the integrated brake disc carrier ensures stable seating of the braking system components. This maintains proper wheel geometry, predictable car behavior in corners, and even brake operation.

Benefits of using an original suspension assembly

Using an original rear suspension assembly on the left side in a BMW 3 Series brings a number of practical benefits:

• secure fit to factory mounting points in the body and other suspension components,
• preservation of the rear axle geometry designed by the manufacturer,
• stable wheel handling under load and during dynamic driving,
• correct positioning of the brake disc relative to the caliper,
• reduction of the risk of premature wear of tires and suspension components.

For workshops and private users, this means easier installation, less need for modifications, and a predictable final result after rear axle repair.

Application in BMW 3 E90/E91/E92 325d 330d 335d models

The element was developed specifically for the BMW 3 Series generation E90 (sedan), E91 (touring), and E92 (coupé) in 325d, 330d, and 335d diesel versions. Thanks to this, the load-bearing structure, mounting points, and geometry are consistent with the factory specifications for these body and engine variants.

Such a fit is particularly important in cars with higher power and torque, where the rear axle carries significant dynamic loads. A properly selected suspension assembly on the left side helps maintain vehicle stability, improves handling precision, and supports even operation of the braking system on the rear axle.

Characteristics of the used component

The offered suspension assembly is a used part, sourced from dismantling, which constitutes an attractive cost solution while maintaining the original BMW construction. For many vehicles of this generation, this is a practical way to restore the efficiency of the rear axle without the need to reach for replacements with uncertain fitment.

Before installation, it is recommended to perform a standard verification of the condition of mounting surfaces, bolt sockets, and planes interacting with the hub and brake disc, and after completing the work – to perform a suspension geometry alignment to fully utilize the potential of the rear axle construction in the BMW 3 Series.

Technical support and additional materials

For users and workshops that want to better understand the operation of the suspension and the connections between elements such as shock absorbers, control arms, or stabilizers, the following guide will be helpful: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. The article discusses key issues related to the diagnostics and operation of the suspension system in popular models.

If you are planning a comprehensive repair or upgrade of the rear axle suspension zone in your BMW and need other elements from the same group, such as steering knuckles, control arms, or complete shock absorber mounts, check the available parts in the category BMW suspension replacement kits.

When purchasing used suspension components online, it is also worth reading the practical tips contained in the guide: Safe purchase of used car parts online – a step-by-step guide, which discusses, among other things, selecting parts by OEM and reference numbers and issues of verifying the seller.