BMW E46 Brake Caliper Rear Right O/S Brake Unit Housing Z4 E85 40/10

BMW E46 Brake Caliper Rear Right O/S Brake Unit Housing Z4 E85 is an original brake system component designed for installation on the rear right axle of selected BMW models. This used caliper from the Brake calipers and housings category allows for a technically correct repair of the system while maintaining the factory braking performance characteristics. It is a solution that combines structural compatibility with reasonable maintenance costs.

Specifications and technical data

• SKU: 6758128-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6758128
• Substitutable numbers: 34216758128, 6758128, 34211165032, 1165032, 34216758126, 6758126, 34211165036, 1165036, BG
• Location on the vehicle: Rear, Right
• Category: Calipers & Brackets

Purpose and vehicle placement

The presented brake caliper is designed for operation on the rear right side of the vehicle, which is crucial for maintaining the correct distribution of braking force in a BMW. The design, adapted to the specific axle and side of the body, ensures proper positioning relative to the disc, correct mechanism operation, and compatibility with the factory hydraulic system.

The component is dedicated to BMW models from the E46 and Z4 E85 families, making it a consistent replacement for the factory part. Such a fit reduces the risk of installation issues and facilitates workshop work, while also allowing the car to maintain predictable, stable behavior during braking.

Technical and functional characteristics

The brake caliper is responsible for evenly pressing the pads against the disc, which is why its correct geometry and selection for a specific BMW model have a direct impact on braking efficiency. The appropriately selected size of the working parts and the configuration marked as 40/10 support the proper distribution of braking force on the rear axle, which is important for both safety and the durability of other system components.

Its original BMW origin promotes compatibility with factory lines, mounts, and accessories. As a result, the caliper can be integrated into the existing system without the need for modifications, which is particularly important in cars where maintaining the original technical specification is a priority.

Benefits of using a used BMW caliper

Choosing a used brake caliper for a BMW is a solution that allows for reduced repair costs while maintaining a design consistent with the factory project. For many workshops and users, this means the possibility of performing service in an economical yet technically correct manner. An appropriately selected element from this group of parts helps restore even brake operation on the rear axle, which translates into vehicle stability during emergency braking and daily use.

To better understand how to safely use original, used brake system components, it is worth reading the guide: Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts. The article explains what to look for when selecting such components and how to assess their suitability in a professional service.

Selection, identification, and purchase support

When selecting a caliper for a specific BMW vehicle, it is crucial to pay attention to compatibility with the model, year, and brake system configuration. Manufacturer markings, OEM part numbers, and interchangeable numbers are helpful, allowing for precise verification of compatibility. Proper identification minimizes the risk of purchasing an incompatible part and speeds up the installation process in the vehicle.

If you are planning a comprehensive repair or upgrade of the braking zone in your BMW and need other elements from the same group, such as additional calipers, brackets, or mounting housings, check the available parts in the BMW brake calipers and housings category.

For users who want to streamline the process of purchasing parts from the secondary market, a practical guide will also be useful: Safe purchase of used car parts online – a step-by-step guide. It contains tips on verifying the seller, using identification numbers, and assessing the condition of components before installation.

Summary of application in BMW E46 and Z4 E85

BMW E46 Brake Caliper Rear Right O/S Brake Unit Housing Z4 E85 is a practical solution for drivers and workshops that want to restore the efficiency of the brake system while maintaining factory specifications. The dedicated placement on the rear right axle, compatibility with BMW design, and the ability to integrate with the existing system make it a functional choice for repairs and upgrades of the braking zone in these models.