BMW 3 Series E46 316i N42 Rear Right O/S Suspension Leg Brake Wheel Hub Axle

BMW 3 Series E46 316i N42 Rear Right O/S Suspension Leg Brake Wheel Hub Axle is a complete suspension assembly designed for installation on the rear right side of the axle. It is a practical solution for users looking to restore correct geometry, handling stability, and proper brake system operation in their BMW in a single step.

Specifications and technical data

• SKU: 6774778
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774778
• Substitutable numbers: 33326774778, 6774778, 34216758128, 6758128, 33211229494, 1229494, 33211229588, 1229588, 34216864051, 6864051, 33321136643, 1136643, 33321094458, 1094458, 33326770804, 6770804, 34211165032, 1165032, 34211162289, 1162289, 34216855158, 6855158, 34211164511, 1164511, 34211158936, 115
• Location on the vehicle: Rear, Right
• Category: Suspension Component Replacement Kits

Purpose and function in the vehicle

The offered component belongs to the Suspension replacement kits group and is dedicated to installation on the rear right side of the vehicle. The assembly combines the functions of wheel guidance, transferring loads from the body to the road, and working with the braking system, which has a direct impact on the car's stability during acceleration, braking, and cornering.

A suspension assembly configured in this way, including the hub and axle, is particularly useful for repairs following mechanical damage, collisions, or significant wear of guiding components, when the goal is a consistent, technically correct replacement of the entire sub-assembly rather than individual parts.

Benefits of using a complete suspension assembly

Using a complete rear right suspension assembly with wheel hub and axle in a BMW 3 Series E46 316i N42 allows you to:

• reduce the risk of mismatching individual suspension and brake components,
• speed up the service process by installing the entire sub-assembly instead of many individual parts,
• achieve consistent vehicle behavior after repair – both in terms of handling and brake system performance,
• more easily monitor the technical condition of the rear right suspension during periodic inspections.

For workshops and private users, this means a more predictable repair outcome and a lower risk of needing to revisit the same area of the vehicle.

Original BMW origin and replacement numbers

The element comes from the BMW parts group, which in practice means maintaining factory geometry, mounting points, and compatibility with other rear axle components in the E46 316i model with the N42 engine. The assembly has an assigned OEM part number and a set of interchangeable numbers, which facilitates clear identification and selection of the correct component for a specific body version and brake system.

The presence of reference numbers is particularly important when comparing parts with manufacturer catalogs or service software – this helps avoid installing an incorrect variant and ensures compliance with the factory suspension specification.

Condition and use in service practice

The offered suspension assembly is used, which makes it a reasonable choice for an economical repair of a BMW 3 Series E46 316i N42, especially in older vehicles where cost optimization is important. This type of sub-assembly works well for:

• repairs after mechanical damage to the rear right side,
• replacing suspension elements due to excessive play or corrosion,
• restoring proper brake system operation on a given axle.

Thanks to the preservation of the original BMW design, you can count on proper fitment with the body and other rear axle elements, which facilitates installation and subsequent geometry adjustment.

Matching by OEM number and technical support

Before purchasing, it is worth comparing the OEM part number and interchangeable numbers with the vehicle data and service documentation. Proper identification by numbers helps avoid installation problems and ensures full compatibility with the configuration of a specific BMW 3 Series E46 vehicle.

If you want to check step-by-step how to properly select suspension elements and other sub-assemblies by OEM or VIN number, the following guide will be helpful: how to select the right car part by VIN and OEM number, where you will find practical tips and a checklist for talking to the seller.

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 control arms, hubs, or additional mounts, check the available parts in the BMW suspension replacement kits category.

For a comparison of approaches to premium used sub-assemblies, you can also read an article describing how to use original dismantled parts in higher-class cars, such as Mercedes-Benz: used parts for Mercedes – original dismantled components. This will allow you to better assess the advantages of using proven, used parts in your BMW as well.