BMW E81 E82 E87 E90 E91 Brake Caliper Housing Carrier Front Left N/S 6776527

BMW E81 E82 E87 E90 E91 Brake Caliper Housing Carrier Front Left N/S is an original BMW braking system component, designed for installation on the front left axle of the vehicle. This used brake caliper from this series ensures a factory fit, predictable braking performance, and consistency with other system components. It is a practical solution for drivers who want to maintain the OEM design while optimizing maintenance costs.

Specifications and technical data

• SKU: 6776527-4
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6776527
• Substitutable numbers: 34116776527, 6776527, 34116772017, 6772017, 34116769095, 6769095
• Location on the vehicle: Front, Left
• Part type: Brake Caliper & Bracket
• Category: Calipers & Brackets

Intended use and compatibility with BMW models

The presented caliper has been designed for popular BMW E81, E82, E87, E90, and E91 series models, which in practice means compatibility with the suspension and braking system architecture of these generations. The vehicle placement, specified as front, left side, allows for clear identification of its application when planning repairs or replacing a pair of calipers on the axle.

Thanks to the fact that it is an element from the Brake Calipers and Carriers group, the correct mounting geometry to the steering knuckle and compatibility with the brake discs and pads intended for these models are maintained. In practice, this translates into stable pad guidance, even pressure on the disc, and repeatable braking parameters.

Technical and functional characteristics

The front left brake caliper in this configuration operates in a critical area of the braking system, responsible for converting hydraulic pressure into the force pressing the pads against the disc. The OEM design ensures:

• proper cooperation with the factory brake master cylinder and lines,
• correctly selected piston diameter and working stroke,
• stable pad guidance in the carrier,
• maintenance of the factory braking force balance between the axles.

As a used part, the caliper represents a reasonable compromise between cost and maintaining the vehicle's original specifications. In many cases, it is the preferred solution for servicing vehicles used intensively, where both safety and repair economy are important.

Benefits of using an original BMW caliper

Choosing an original BMW brake caliper from the Brake Calipers and Carriers category allows you to maintain the consistency of the entire braking system with the manufacturer's specifications. This means:

• factory mounting points without the need for modifications,
• compatibility with stock discs and pads intended for the specific body version,
• predictable vehicle behavior during emergency braking,
• easier diagnostics and future maintenance.

An additional advantage is the ability to verify compatibility using the OEM part number and interchangeable numbers, which facilitates the selection of the correct element for a specific car configuration. This is particularly important given the wide range of engine and equipment versions of the E81–E91 series.

Safe selection of a used brake caliper

When choosing a used brake caliper, it is crucial to pay attention to compatibility with the model, installation side, and braking system parameters. It is worth using visual inspection procedures, checking the mechanism's operation, and the condition of the brake line and carrier mounting points. It is also good practice to simultaneously check the condition of the discs, pads, and flexible hoses so that the entire system works evenly.

If you want to organize the process of selecting second-hand brake components, a guide describing step-by-step how to assess the condition and fit of components will be helpful – you can find it in the article Second-hand braking system: how to safely choose discs, calipers, and ABS?. This is a practical addition to your knowledge when planning a caliper replacement in your BMW.

Expanding BMW braking system service

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, carriers, or mounting brackets, check the available parts in the BMW Brake Calipers and Carriers category.

When deciding between a used part and a replacement, it is also worth knowing the arguments in favor of OEM components from the secondary market – a practical comparison can be found in the material 5 reasons why a used OEM part is a better choice than a replacement. This will make it easier for you to assess whether the presented caliper will be the optimal solution for your car.