Brake Caliper Housing BMW F30 F31 F32 Rear Right O/S Carrier 20/330

Brake Caliper Housing BMW F30 F31 F32 Rear Right O/S Carrier is an original braking system component from the Brake calipers and carriers group, designed for installation on the rear right axle of the vehicle. The product comes from dismantling, which allows for combining a favorable price with the preservation of factory specifications and proper fitment for the BMW F-series braking system.

Specifications and technical data

• SKU: 6850974
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6850974
• Substitutable numbers: 34216850974, 6850974, 34216865641, 6865641, 34216850976, 6850976, BG
• Location on the vehicle: Rear, Right
• Category: Calipers & Brackets

Purpose and fitment for BMW F-series

The presented caliper has been designed specifically for the BMW F30, F31, and F32 platform and operates on the rear right side of the vehicle. Thanks to this, it maintains the correct operating parameters in the hydraulic system, proper mounting geometry, and compatibility with factory brake discs and pads intended for this axle.

The original BMW origin guarantees compliance with factory safety standards, as well as proper cooperation with other braking system components, such as hoses, carriers, or auxiliary systems (ABS, traction control).

Technical and functional characteristics

The brake caliper operating on the rear axle is responsible for stable, repeatable pressing of the pads against the disc, which translates into effective deceleration and even distribution of braking forces between the front and rear of the vehicle. The placement on the rear right side of the vehicle ensures proper routing of the brake hose and correct positioning of the bleeder valve relative to the rest of the system.

Choosing an original caliper from dismantling allows you to maintain:

• factory mounting points to the steering knuckle and carrier,
• the correct piston diameter and working stroke,
• compatibility with standard BMW braking system components.

This type of solution is particularly beneficial for repairs where the goal is to maintain standard braking characteristics and avoid problems with fitting aftermarket replacements.

Used condition and economic benefits

The item is offered as a used part, which allows for a significant reduction in repair costs compared to purchasing a new caliper, while maintaining the original BMW construction. It is a sensible choice for users who want to restore full efficiency to the braking system without sacrificing the build quality typical of factory-installed parts.

To better understand how to safely use used braking system components and how to select them from a technical perspective, it is worth reading the guide: Brake calipers under the microscope: How to effectively reduce braking system repair costs by choosing proven recycled parts. The article explains what to look for when purchasing and how to rationally plan repairs.

Safety, installation, and practical application

A properly selected rear right brake caliper has a direct impact on vehicle stability during braking, especially in emergency situations and during active operation of auxiliary systems. Installing an original component from the same model platform limits the risk of problems with system geometry, uneven pad wear, or improper operation of the parking brake (if integrated with the caliper).

During replacement, it is recommended to simultaneously check the condition of discs, pads, flexible hoses, and mounting points to ensure consistent operation of the entire system. A properly selected caliper facilitates system bleeding and restoring full braking efficiency after the repair is completed.

Expanding the braking system in BMW

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