BMW F12 Suspension Leg Axle Brake Wheel Carrier Rear Right O/S 640d Diesel N57Z

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F12 Suspension Leg Axle Brake Wheel Carrier Rear Right O/S 640d Diesel N57Z is an original component from the Suspension replacement kits group, designed for installation on the right side of the rear axle. This solution allows for a technically correct repair of the chassis, maintaining proper geometry and stable vehicle handling while adhering to BMW's factory design specifications.

Specifications and technical data

• SKU: 6852894-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7566074
• Substitutable numbers: 33207566074, 7566074, 6852894, 33306852894, 6894381, 34206894381, 7846694, 34217846694
• Location on the vehicle: Rear, Right
• Fuel type: Diesel
• Category: Suspension Component Replacement Kits

Purpose and function in the vehicle

The described component serves as a complete carrier for the rear right wheel in the BMW F12 series, 640d diesel version. As an assembly comprising suspension, axle, brake, and wheel hub components, it is responsible for:

• transferring loads from the wheel to the body,
• maintaining the specified rear axle geometry,
• stable wheel guidance throughout the entire suspension travel range,
• proper seating of brake system components.

As a result, the chassis maintains predictable behavior during acceleration, braking, and cornering, which is particularly important in a powerful diesel unit such as the 640d.

Benefits of using an original suspension assembly

Using an original rear right suspension assembly in a BMW F12 provides a number of practical operational benefits:

• Factory fitment – maintaining the correct mounting points, angles, and tolerances specified by the manufacturer.
• Consistent operation with the brake and drive system – the component is designed for a specific axle configuration and vehicle weight.
• Reduced risk of incorrect geometry after repair – easier alignment of toe and camber after installation.
• Ability to restore factory driving characteristics after a collision or wear of suspension components.

This solution is particularly beneficial for post-accident repairs or when replacing worn components, where the priority is to maintain the driving characteristics typical of BMW.

Assembly characteristics and application

The component is designed for installation on the rear right side of the vehicle and works with the drive and brake system adapted for the diesel unit. Thanks to a design consistent with factory specifications, it is possible to:

• recreate the original force distribution in the suspension,
• ensure proper seating of the hub and brake components,
• maintain compatibility with stock axle components in the BMW F12 640d Diesel.

The used nature of the part allows for an economical repair while maintaining the original design, which is a frequently chosen solution in professional workshops specializing in the BMW brand.

Operation of a used suspension assembly

When installing a used suspension assembly, it is worth ensuring proper inspection of the condition of cooperating elements, such as bushings, bearings, or mounts, to fully utilize the potential of the part. It is also good practice to regularly check the geometry after any major intervention in the rear axle, which allows for maintaining driving stability and even tire wear.

To better take care of the durability of installed dismantled components, it is worth reading practical tips on maintenance and operation – you will find them in the article How to extend the life of used car parts?, which discusses, among other things, issues related to suspension.

Repair expansion and selection of related elements

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, mounts, or additional load-bearing components, check the available parts in the BMW suspension replacement kits category.

For more extensive projects, such as retrofitting or modifying suspension configurations in BMW cars, the guide on retrofitting and using parts from higher equipment versions may also be helpful: Retrofitting in VAG and BMW group cars: How to affordably equip a car using used parts from higher versions?.