Brake Caliper BMW E87 LCI E90 E91 Front Left N/S Housing Carrier 54/24

Brake Caliper BMW E87 LCI E90 E91 Front Left N/S Housing Carrier is an original brake system component designed for installation on the front axle on the driver's side. Thanks to the factory BMW design and precise fitment for specific 1 Series and 3 Series generations, this used caliper ensures consistency with factory braking characteristics and serves as a practical solution for repairs or individual component replacement. It is a solid foundation for restoring the proper operation of your vehicle's braking system.

Specifications and technical data

• SKU: 6776527-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6776527
• Substitutable numbers: 34116776527, 6776527, 34116772017, 6772017, 34116769097, 6769097, BG
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Purpose and BMW fitment

The presented caliper is intended for BMW 1 Series E87 LCI and BMW 3 Series E90 / E91 models, where it operates on the front axle on the left side. The housing carrier 54/24 design is engineered for factory BMW brake discs and pads, which facilitates maintaining the correct system geometry and even pad pressure against the disc. This allows for stable, predictable braking without the need to modify other components.

Caliper construction and the role of the carrier

The brake caliper with carrier is responsible for guiding the brake pads and transferring force from the piston to the brake disc. The 54/24 version has been configured to provide an adequate working surface and stable pad guidance under typical operating conditions for the BMW E87 LCI, E90, and E91. The presence of a dedicated carrier facilitates installation on the steering knuckle and reduces the risk of improper caliper alignment relative to the disc.

Vehicle placement and installation aspects

The caliper operates on the front axle on the left side, which is important for both part selection and subsequent service. When replacing, it is worth paying attention to:

• proper cleaning of the contact surface between the carrier and the steering knuckle,
• checking the condition of the guide pins and mounting points,
• selecting brake pads and discs compatible with the 54/24 caliper version.

This approach helps reduce uneven pad wear and minimizes the risk of vibrations during braking.

Characteristics of the used component

The offered brake caliper is a used part sourced from dismantling, making it an attractive cost-effective alternative to new OEM components. Before installation, standard service procedures are recommended, such as checking for leaks, verifying piston operation, and potentially replacing wear items (seals, dust boots, mounting bolts) in accordance with BMW service procedures.

Safe selection of used brake system components

When choosing a used brake caliper, it is crucial to verify compatibility with the specific body style and brake system version, and to check that the given model has the correct part numbers and interchangeable numbers. Detailed tips on how to evaluate the condition and fitment of such components step-by-step can be found in the article: Second-hand brake systems: how to safely select discs, calipers, and ABS?.

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 brackets, check out the available parts in the BMW brake calipers and carriers category.