BMW F20 F21 F30 F31 Rear Brake Caliper Housing Carrier Left N/S Blue 6850857

BMW F20 F21 F30 F31 Rear Brake Caliper Housing Carrier Left N/S Blue is an original component from the Brake Calipers and Carriers group, designed for installation on the rear left axle in selected BMW F-series models. This used, factory-original caliper in a distinctive blue color ensures the proper performance of the braking system and maintains the vehicle's consistent styling. It is a solution for users who expect robust construction and compliance with BMW factory standards.

Specifications and technical data

• SKU: 6850857-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6850857
• Substitutable numbers: 34216850857, 6850857, 34216850860, 6850860
• Location on the vehicle: Rear, Left
• Color: Blue
• Category: Calipers & Brackets

Purpose and fitment

The presented caliper is designed for operation at the rear of the vehicle, on the left side, in BMW models from the F20, F21, F30, and F31 families. Its placement on the rear axle means the component works with the braking system responsible for vehicle stabilization during braking, especially at higher speeds and during dynamic driving.

As a part from the Brake Calipers and Carriers group, the component is structurally prepared to work with the factory brake discs and pads intended for these BMW models, which facilitates maintaining the consistency of the entire system.

Technical and structural characteristics

The rear left brake caliper was manufactured as an OEM component, which translates into a proper fit for the steering knuckle, brake disc, and brake lines in the given model. The design provides for proper pad guidance, even distribution of braking force, and stable operation under typical operating conditions.

The used nature of the part means that the element comes from dismantling, while retaining its original geometry and factory specifications. This makes it possible to restore the correct operation of the braking system without the need to use replacements with uncertain parameters.

Color and visual aspect

A distinguishing feature of this model is its blue color, which gives the rear axle a more dynamic, sporty character. This shade of the caliper blends well with open-design wheels, emphasizing the presence of a high-performance braking system.

For users who pay attention not only to function but also to aesthetics, the blue brake caliper can be a consistent visual element alongside other styling accessories, such as sports wheels or aerodynamic packages.

Practical application and benefits of installation

Installing an original, used rear left caliper in a BMW F-series allows for:

• maintaining the factory braking characteristics on the rear axle,
• preserving compatibility with standard braking system components,
• reducing repair costs compared to purchasing a new part,
• maintaining a consistent look of the braking system thanks to the blue finish.

For workshops and individual users, it is important that using an original caliper from the same BMW model group minimizes the risk of installation problems and the need for additional modifications.

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 guide carriers, check the available parts in the BMW Brake Calipers and Carriers category.

Safe selection of a used brake caliper

When choosing a used brake caliper, it is crucial to pay attention to compatibility with the specific vehicle model, the type of braking system, and mounting parameters. It is also worth considering the condition of cooperating elements, such as discs and pads, to ensure stable and predictable operation of the entire system after installation.

If you want to organize the process of selecting used braking system components and verify what to look for when buying calipers, discs, or ABS components, the following article will be helpful: Second-hand braking system: how to safely choose discs, calipers, and ABS?.

Summary

BMW F20 F21 F30 F31 Rear Brake Caliper Housing Carrier Left N/S Blue is a factory-original, used component intended for installation on the rear left axle in selected BMW F-series models. The blue finish combines technical function with an attractive appearance, and the design, compliant with manufacturer standards, promotes trouble-free installation and the maintenance of proper braking characteristics.