BMW 3 E46 318i N46 Rear Right O/S Suspension Leg Brake Disc Wheel Hub Axle

BMW 3 E46 318i N46 Rear Right O/S Suspension Leg Brake Disc Wheel Hub Axle is a complete service solution for the passenger-side rear axle. This unit combines key suspension and braking system components, facilitating a consistent, technically correct replacement in a single assembly process. It is a practical choice for post-collision repairs, suspension refurbishment, or restoring the vehicle's handling precision.

Specifications and technical data

• SKU: 6774778-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774778
• Substitutable numbers: 33326774778, 6774778, 34216758136, 6758136, 34216864056, 6864056, 33321136644, 1136644, 33321094458, 1094458, 33326770804, 6770804, 34211165034, 1165034, 34211165563, 1165033, 34216855154, 6855154, 33211229494, 1229494, 33211229588, 1229588
• Location on the vehicle: Rear, Right
• Category: Suspension Component Replacement Kits

Purpose and compatibility

The offered set is designed for the BMW 3 Series E46 318i model with the N46 engine, mounted on the rear right side of the vehicle. Integrating the suspension components, wheel hub, axle, and brake disc allows for maintaining the factory geometry and performance characteristics of the rear axle, which directly impacts stability, traction, and braking safety.

Thanks to the use of the original BMW design, the set maintains proper mounting points and operating parameters, which simplifies installation in a workshop environment and minimizes the risk of fitment issues.

Set construction and function of individual components

The set includes the rear right suspension leg integrated with the wheel hub, axle, and brake disc. This combination enables the simultaneous replacement of key components responsible for wheel guidance and the transfer of braking forces. In practice, this means:

• restoring proper wheel guidance in both vertical and horizontal planes,
• ensuring stable seating of the hub and bearing,
• consistent operation of the braking system on the rear passenger-side axle.

A set configured in this way is particularly useful for repairs following mechanical damage, where replacing individual components would be less efficient or time-consuming.

Benefits of using a complete suspension replacement set

Using a complete suspension replacement set on the rear right side of a BMW E46 318i N46 provides a range of practical service and operational benefits:

• reduction in the number of separate assembly and disassembly operations,
• decreased risk of mismatching individual components,
• easier inspection of the technical condition of the entire wheel assembly,
• more predictable vehicle behavior after repair, especially at higher speeds.

This solution works well for both standard maintenance and more extensive work related to the restoration of the chassis in older BMW E46 models.

Characteristics of the used component

The offered component is a used part, sourced from dismantling, which allows for maintaining the original BMW specification while reducing repair costs. This type of solution is particularly attractive for complex suspension work, where replacing many components with new OEM parts might be economically unjustified. A used suspension set with a hub and brake disc represents a reasonable compromise between quality and budget, while maintaining proper functionality.

Technical support and additional information

In the case of BMW, using original parts from dismantling is a popular way to keep a car in good technical condition without overstraining the budget. If you want to better understand how the operation and service of premium cars using used parts look, it is worth reading an article describing a practical approach to such repairs: used parts for Mercedes – original components from dismantling.

If you are interested in a broader context of operating BMW models and want to plan repairs consciously, a guide regarding engines in newer generations, such as the E90, may also be helpful: faulty BMW E90 engines and their impact on service costs.

If you are planning a comprehensive repair or upgrade of the rear axle suspension area in your BMW and need other elements from the same group, such as additional suspension legs, hubs, or complete wheel assemblies, check the available parts in the category BMW suspension replacement sets.