BMW F20 F21 F30 F31 M Sport Brake Caliper Housing Carrier Rear Left N/S

Visual condition of the part

The product shows signs of use visible in the photos.

BMW F20 F21 F30 F31 M Sport Brake Caliper Housing Carrier Rear Left N/S is an original M-line braking system component, designed for installation on the rear left axle of selected BMW 1 and 3 Series models. This used caliper from this series ensures a factory fit, maintaining the correct operating characteristics of the braking system and consistency with other M Sport components. It is a solution for users who expect precise brake response and compliance with BMW factory specifications.

Specifications and technical data

• SKU: 6799461-2
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6799461
• Substitutable numbers: 34216799461, 6799461
• Location on the vehicle: Rear, Left
• Category: Calipers & Brackets

Purpose and compatibility

The presented caliper is designed to operate in the rear part of the braking system, on the left side, in BMW F-series vehicles with the M Sport package. Thanks to a design consistent with BMW factory standards, this component works with original brake discs, pads, and brake lines, which facilitates maintaining the integrity of the entire system.

Its placement on the vehicle in the rear axle zone on the left side allows for the direct replacement of a worn or damaged caliper without the need to modify mounts or system geometry. This is particularly important in cars equipped with the M Sport package, where maintaining the correct braking characteristics is crucial for vehicle stability.

Construction and operating characteristics

The M Sport brake caliper has been engineered for dynamic driving, typical of BMW F-series models. The properly selected body geometry and the arrangement of working elements ensure even pressure of the pads against the disc, which translates into stable, repeatable braking.

In practice, this means:

• consistent braking force on the left side of the rear axle,
• proper cooperation with the vehicle's safety systems,
• maintaining a predictable brake balance between the front and rear.

By maintaining the factory design, the caliper supports the precise brake pedal feel characteristic of BMW, which is particularly valued by drivers who prefer a more sporty driving style.

Benefits of using an original BMW caliper

Choosing an original M Sport brake caliper brings a number of practical advantages. First and foremost, it ensures factory fitment to the hub, carrier, and other system components, which minimizes the risk of installation issues. The lack of need for adaptation or modifications means shorter workshop time and a lower risk of assembly errors.

A used OEM component also allows for maintaining the visual and technical consistency of the rear axle – this is important both during service and in the event of vehicle resale, where original braking system components are an additional asset. Maintaining the original BMW specification also promotes proper cooperation with factory traction and stability control systems.

Use in service and repairs

This brake caliper is suitable for both standard replacement of a worn part and for post-accident repairs in the rear axle zone. Thanks to its compatibility with factory BMW solutions, the mechanic can focus on correct installation and bleeding the system, without the need to adapt non-original parts.

In practice, this is a beneficial solution for workshops specializing in the BMW brand, as well as for individual users who want to restore the full efficiency of the braking system in their M Sport car, while maintaining a reasonable cost level through the use of a used OEM component.

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 front calipers, mounting brackets, or additional 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, equipment version, and braking system. It is also worth knowing the basic criteria for assessing the technical condition of such an element to ensure safe operation after installation.

If you want to check step-by-step what to look for when buying used braking system components, such as discs, calipers, or ABS components, read our guide: Second-hand braking system: how to safely choose discs, calipers, and ABS?.