BMW F34 GT 330d N57N Rear Left N/S Leg Suspension Axle Brake Disc Hub Set

Complete rear left suspension, axle, brake disc, and hub assembly for BMW F34 330d N57N is a practical solution for workshops and users who need a tested, used rear suspension module. The kit includes key components responsible for wheel guidance, load transfer, and cooperation with the braking system, facilitating replacement in a single service process. By maintaining the factory geometry and design of the BMW F34 Gran Turismo 330d with the N57N engine, the part ensures proper fitment to the body and running gear.

Specifications and technical data

• SKU: 6798983
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6798983
• Substitutable numbers: 33326798983, 6798983, 34216850973, 6850973, 34216864899, 6864899, 34216792233, 6792233, BG
• Weight: 150
• Location on the vehicle: Rear, Left
• Category: Other Steering & Suspension Parts

Vehicle Application and Function

The presented assembly is intended for the rear left side of the vehicle and includes a set of supporting and braking elements, forming a complete wheel module. In practice, this means that in one component, you receive an assembly responsible for:

• wheel guidance relative to the body and maintaining axle geometry,
• stable hub mounting and cooperation with the wheel bearing,
• transferring braking forces through the integrated brake disc,
• cooperation with the suspension and braking system in the BMW F34 330d N57N.

Such a system is particularly useful for repairs after collisions, mechanical damage, or when replacing worn components within a single suspension corner.

Benefits of Using a Complete Rear Suspension Module

Using a complete rear left suspension, axle, brake disc, and hub assembly in the BMW F34 330d N57N offers a number of practical service benefits:

• reduces the number of individual parts to select and order,
• easier maintenance of structural integrity for the entire suspension corner,
• enables faster replacement in workshop conditions,
• preserves the factory spacing and mounting points of suspension and brake components.

Thanks to this solution, a mechanic can focus on correct installation and geometry alignment, rather than sourcing individual components. This is especially important for heavier and more powerful cars like the BMW 330d with the N57N unit, where rear axle steering precision directly impacts driving stability.

Technical Characteristics and Fitment

The assembly is designed as a component compatible with the factory rear axle construction of the BMW F34 Gran Turismo, facilitating installation in place of the original module. It includes the hub assembly with the brake disc and supporting elements that cooperate with the standard suspension and braking system of the specific model. The product has a defined weight, which is important for both logistics and planning assembly work on a lift or repair frame.

As a used part, the assembly offers a reasonable compromise between repair cost and maintaining the original BMW construction. In practice, this allows for restoring proper rear axle function without the need to invest in many new, individual parts.

Application in Vehicles with N57N Diesel Engine

The BMW F34 330d with the N57N engine is a model with high torque, which generates significant loads on the rear axle, especially during dynamic acceleration and braking. Therefore, the condition of components such as the hub, brake disc, and supporting elements is crucial for:

• vehicle stability at higher speeds,
• even tire wear on the rear axle,
• effectiveness and repeatability of the braking system,
• driving comfort and reduction of vibrations transmitted to the body.

For diesel vehicles, it is also worth paying attention to the overall condition of the powertrain and auxiliary systems. For major rear-end repairs, educational material on diagnosing diesel engines may be helpful – you can find it in the article on common diesel injector failures and their consequences.

Support in Part Selection and Technical Materials

The offered rear left suspension, axle, brake disc, and hub assembly is designed for a specific configuration of the BMW F34 330d N57N. Therefore, before installation, it is advisable to verify compatibility with the vehicle's VIN and equipment version. In case of extensive modifications to the running gear or braking system, comparative materials on the construction of sports versions of cars may also be helpful – for example, differences in suspension and brakes between standard and sport variants, described in the article Audi RS vs. other models – what lies under the hood and chassis?.

If you are planning a comprehensive repair or upgrade of the rear axle area in your BMW and need other parts from the same group, such as additional hubs, brake discs, or suspension modules, check the available parts in the Other BMW category.