BMW 3 F30 318d N47N 143 hp Rear Right O/S Suspension Leg Brake Caliper Disc

BMW 3 F30 318d N47N 143 hp Rear Right O/S Suspension Leg Brake Caliper Disc is an original suspension component designed for the rear right side of the vehicle. Thanks to its factory geometry and precise fitment to the BMW suspension design, it ensures stable handling, predictable vehicle behavior, and proper integration with the braking system. This is a practical solution for users looking to restore full suspension efficiency while maintaining compliance with the manufacturer's original specifications.

Specifications and technical data

• SKU: 6792522
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6792522
• Substitutable numbers: 33326792522, 6792522, 34216850858, 6850858, 34216850860, 6850860, 34216792227, 6792227, 33208680348, 8680348, 33207597682, 7597682
• Location on the vehicle: Rear, Right
• Category: Suspension Component Replacement Kits

Purpose and function in the suspension system

The steering knuckle with brake caliper mount for the rear right side of a BMW 3 Series F30 with the N47N 143 hp engine is a key load-bearing component in the wheel area. It is responsible for:

• a stable connection between the wheel hub and the multi-link suspension components,
• maintaining proper wheel geometry on the rear axle,
• precise positioning of the brake caliper relative to the brake disc,
• transferring dynamic loads during acceleration, braking, and cornering.

By maintaining factory mounting points, the steering knuckle supports even tire wear and the correct operation of assistance systems, such as traction control or electronic stability control.

Application in BMW F30 318d N47N 143 hp

The presented component has been designed specifically for the rear suspension structure of the BMW F30 318d with the N47N 143 hp unit. This means that it:

• fits the factory mounting points in the body and suspension,
• is adapted to the loads generated by the drivetrain and the weight of this specific variant,
• ensures compatibility with the stock rear axle braking system.

Such fitment reduces the risk of geometry issues, incorrect wheel alignment, or uneven braking on the right side.

Benefits of using an original steering knuckle with caliper

Using an original component from the Suspension replacement kits group in a BMW provides a number of practical service and operational benefits:

• Factory fitment – maintaining the original suspension geometry and the correct position of the brake caliper.
• Consistency with other components – compatibility with stock control arms, hubs, bearings, and brake parts.
• Simplified installation – no need for modifications or adaptations, which reduces workshop labor time.
• Operational safety – stable vehicle handling and predictable behavior in emergency situations.

This solution is particularly beneficial for post-accident repairs, replacing worn or damaged suspension components, and restoring full functionality to the rear axle.

Characteristics of the used component

The steering knuckle with caliper is offered as a used part, sourced from vehicle dismantling. Such components allow for a significant reduction in repair costs while maintaining the manufacturer's original specifications. In practice, this means:

• preservation of the factory design and materials used by BMW,
• the possibility of an economical replacement of a damaged suspension element,
• an attractive price-to-quality ratio compared to new aftermarket replacements.

Before installation, standard verification at a workshop is recommended, and after replacement, a check and potential adjustment of the rear axle geometry should be performed.

Technical support and additional information

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

To better understand the relationships between suspension components and the impact of the steering knuckle on the operation of shock absorbers, control arms, and stabilizers, it is worth reading our guide: Suspension system – a comprehensive guide to shock absorbers, control arms, and stabilizers. This will help you plan the scope of repairs and select the right components for your car more easily.