BMW 1 E87 120i N46 Rear Right O/S Spring Strut Leg Brake Suspension Hub Manual

BMW 1 E87 120i N46 Rear Right O/S Spring Strut Leg Brake Suspension Hub Manual is a complete solution from the Suspension replacement kits group, designed for the rear right side of the vehicle. The component has been engineered to maintain factory geometry, handling stability, and proper integration with the drivetrain and manual transmission, resulting in predictable and safe vehicle behavior on the road.

Specifications and technical data

• SKU: 6774810-30
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6774810
• Substitutable numbers: 33326774810, 6774810, 34216776378, 6776378, 34216855002, 6855002, 33326774806, 6774806, 33326757080, 6757080, 33326761582, 6761582, 34216768192, 6768192, 34214031725, 4031725, 34216769271, 6769271, 34216764649, 6764649, 33217547074, 7547074, 33217537716, 7537716
• Location on the vehicle: Rear, Right
• Gearbox type: Manual
• Category: Suspension Component Replacement Kits

Purpose and function in the BMW suspension system

The rear right steering knuckle in the BMW 1 Series E87 120i with the N46 engine is responsible for precise wheel guidance, transferring loads from the body to the tire, and maintaining proper toe and camber angles. Combined with other suspension components, it forms a stable system that influences handling confidence, braking efficiency, and even tire wear.

Choosing an original solution from the Suspension replacement kits group allows you to maintain the driving characteristics intended by the manufacturer, which is particularly important in 150 HP vehicles where the suspension operates under higher dynamic loads.

Compatibility and drivetrain fitment

The presented steering knuckle is designed for installation on the rear right axle of the vehicle, taking into account the specific body geometry of the BMW E87. The construction is prepared for use with a drivetrain equipped with a manual transmission, ensuring proper transfer of driving and braking forces as well as correct guidance of the half-shaft and hub within this system.

Such fitment reduces the risk of incorrect wheel alignment, unwanted play, or premature tire wear, and also facilitates subsequent suspension geometry adjustment after installation.

Performance characteristics and benefits

As a rear suspension component, the steering knuckle directly affects:

• driving stability at higher speeds,
• vehicle response to bumps and lateral loads,
• driving comfort during daily use,
• rear axle braking system performance.

A properly selected, used component allows for an economical repair without sacrificing factory handling characteristics. This solution is particularly beneficial for comprehensive suspension overhauls when you want to ensure the consistency of the entire system.

Condition, origin, and installation aspects

The offered item is in used condition, which allows for a cost-effective suspension repair while maintaining the original BMW design. This type of part is a good choice in situations where mechanical damage to the steering knuckle has occurred (e.g., after a collision or hitting an obstacle) and it is necessary to replace the entire assembly rather than just individual components.

Before installation, standard workshop verification and subsequent geometry alignment are recommended to fully utilize the potential of the suspension system and ensure even tire wear.

How to care for used suspension components

To maximize the potential of the used steering knuckle and other components, it is worth applying proper maintenance and regularly checking the condition of bushings, bearings, and mounts. Practical tips on the operation and protection of such components can be found in the article How to extend the service life of used car parts?, which describes, among other things, best practices for suspension and dismantled parts.

If you are planning a comprehensive repair or upgrade of the rear suspension area in your BMW and need other elements from the same group, such as control arms, mounts, or additional mounting components, check the available parts in the BMW suspension replacement kits category.