BMW E46 Brake Caliper Front Left N/S Wheel Brake Unit Housing Z4 E85 54/22

Visual condition of the part

The product shows signs of use visible in the photos.

BMW E46 Brake Caliper Front Left N/S Wheel Brake Unit Housing Z4 E85 is an original brake system component from the Brake calipers and brackets category, designed for installation on the front left axle. This used, factory-spec caliper housing ensures proper brake pad guidance and stable mounting while maintaining the design specified by the BMW manufacturer. It is a practical solution for users looking for parts that retain original mounting geometry and compatibility with the factory brake system.

Specifications and technical data

• SKU: 6758113-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6758113
• Substitutable numbers: 34116758113, 6758113, 34111165029, 1165029, 34111160351, 1160351, 34106758104, 6758104, 34111163701, 1163701
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented brake caliper housing is dedicated for installation on the front left side of the vehicle. This placement is crucial for the correct distribution of braking forces and proper interaction with the brake disc and pads. The component has been designed specifically for the suspension and hub construction used in BMW models, which facilitates installation and reduces the risk of fitment issues.

Technical characteristics of the caliper housing

The caliper housing is responsible for the precise guidance of the piston and brake pads, as well as for stable load transfer to the steering knuckle. The design includes appropriate channels and surfaces for mounting guide pins and attachment points to the steering knuckle, which allows for maintaining the proper rigidity of the entire system. Thanks to the preservation of the original mounting geometry, seamless interaction with factory discs and pads intended for this model is possible.

In practice, this means that after proper installation, the caliper keeps the pads at the correct distance from the disc, ensuring even pad wear and stable, repeatable brake performance. This is particularly important in BMW vehicles, where the brake system is designed for precise handling and predictable braking characteristics.

Benefits of using an original, used caliper housing

Using an original BMW brake caliper housing allows for maintaining the factory performance parameters of the brake system without the need to resort to aftermarket replacements of uncertain quality. A used component of this type is a reasonable compromise between cost and functionality – especially in situations where the existing caliper has suffered mechanical damage or corrosion in the mounting area.

The main advantages of such a solution include:

• factory fitment to the hub and steering knuckle specific to the given BMW model,
• preservation of the original pad operating geometry relative to the disc,
• possibility of utilizing the existing brake system configuration without modifications,
• reduction of repair costs while maintaining a high level of safety.

Selection and operation in the BMW brake system

When selecting a caliper housing for a BMW E46 or Z4 E85, it is crucial to match it to the specific version of the brake system and the installation side. Proper selection of the component allows for avoiding problems with installation, improper pad alignment, or uneven braking. Before installation, it is recommended to verify the condition of the surfaces interacting with the guide pins and mounting points, as well as to use appropriate lubricants intended for brake systems.

For users who want to deepen their knowledge regarding the cost-effectiveness of using original, used brake components, the following article will be helpful: Brake calipers under the microscope: how to lower repair costs by choosing verified used parts. It allows for a better understanding of the situations in which choosing recycled parts is technically justified and economically advantageous.

Expansion and modernization of the BMW brake system

Replacing the caliper housing is often associated with a wider scope of work on the brake system – especially in vehicles used intensively or after many years of operation. If you are planning a comprehensive repair or modernization of the braking zone in your BMW and need other components from the same group, such as additional calipers, brackets, or mounting holders, check the available parts in the BMW Brake calipers and brackets category.

Summary

BMW E46 Brake Caliper Front Left N/S Wheel Brake Unit Housing Z4 E85 is a practical choice for drivers and workshops that want to restore the efficiency of the brake system while maintaining the original BMW design. Proper placement on the vehicle, factory geometry, and the ability to integrate with the existing brake configuration make this a technically consistent and economically justified solution in the process of repair or restoring factory braking parameters.