Front Brake Caliper BMW G30 M Sport Left N/S Brake Housing Carrier 44/348/36

Visual condition of the part

The product shows signs of use visible in the photos.

Front Brake Caliper BMW G30 M Sport Left N/S Brake Housing Carrier is an original BMW G30 series brake system component, designed for the front axle on the driver's side. This used M Sport caliper ensures the efficient braking performance characteristic of this version, as well as a perfect fit for the factory suspension geometry. It is an ideal solution for users who want to maintain consistency with factory specifications while optimizing maintenance costs.

Specifications and technical data

• SKU: 6891273
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6891273
• Substitutable numbers: 6891273, 34116891273, 6880303, 34116880303
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Purpose and fitment for BMW G30

The presented caliper belongs to the Brake Calipers and Carriers category and was designed specifically for BMW G30 series models equipped with the M Sport package. The placement on the vehicle is the front left side, meaning the component works with the left front brake disc and the dedicated steering knuckle mount. Thanks to its OEM design, the factory position of the brake pads relative to the disc is maintained, which translates into predictable, stable braking.

Technical characteristics of the M Sport caliper

The M Sport caliper was developed with more dynamic driving in mind, typical of BMW models with a sport-oriented configuration. The design is intended to work with a brake disc of the appropriate diameter and thickness, which allows for:

• effective heat dissipation during intensive braking,
• stable pad guidance throughout the entire operating range,
• maintaining uniform pressure on the friction surface.

The placement on the front axle on the left side is significant for both the system geometry and the correct operation of the brake line and sensors, which is why it is important to use the correct, dedicated component.

Benefits of using an original used caliper

Choosing a used, original BMW M Sport caliper is a reasonable compromise between cost and quality. Such a component:

• retains the factory operating parameters specified by the manufacturer,
• is structurally matched to standard mounts and lines,
• allows you to avoid compatibility issues typical of low-quality aftermarket replacements.

For workshops and individual users, this means shorter installation time, no need for modifications, and predictable vehicle behavior during braking. An original BMW caliper also provides greater confidence regarding compliance with vehicle safety systems.

Application in service and brake system upgrades

The front left caliper for the BMW G30 with the M Sport package is suitable both for the standard replacement of a worn-out part and for upgrading the brake system to an M configuration. Thanks to its factory origin, it can be directly integrated with existing components, such as the steering knuckle, hub, or brake lines, which facilitates service work and reduces the risk of incorrect installation.

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 mounts, check out the available parts in the BMW Brake Calipers and Carriers category.

Safe selection of used brake components

When choosing a used brake caliper, it is crucial to pay attention to compatibility with the specific body version, equipment package, and mounting side. It is also worth knowing the basic criteria for assessing technical condition, such as tightness, the condition of the guide pins, or the friction surfaces. Detailed tips on how to consciously approach the purchase of used brake components can be found in the article Second-hand brake system: how to safely choose discs, calipers, and ABS?.

For users of premium cars, such as BMW, an additional advantage is the ability to use original components from the secondary market. The broader context of this trend and practical arguments in favor of such a solution are discussed in the entry Crisis in the new parts market? Why used originals for premium cars are the hottest trend in 2026.

Summary

Front Brake Caliper BMW G30 M Sport Left N/S Brake Housing Carrier is a functional, original brake system component designed for the front axle on the driver's side in BMW G30 models with the M Sport package. The used caliper allows you to maintain factory braking characteristics, ensures compatibility with other components, and provides a cost-effective solution for drivers and workshops that prioritize proven OEM parts at a reasonable price.