BMW E90 E92 Brake Caliper Front Left N/S Carrier Housing 6773201 57/30/348

BMW E90 E92 Brake Caliper Front Left N/S Carrier Housing 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 to the hub and disc, this used caliper ensures stable brake system operation and facilitates the servicing of 3 Series E90/E92 vehicles.

Specifications and technical data

• SKU: 6773201-3
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6773201
• Substitutable numbers: 34116773201, 6773201, 34116773203, 6773203, 57/30/348
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Purpose and fitment for BMW E90/E92

The offered item is a front left brake caliper with carrier (housing), designed specifically for the BMW E90/E92 series brake system. The vehicle-specific placement reduces the risk of errors when selecting parts and allows for efficient replacement on one side of the front axle.

As a part from the Brake Calipers and Carriers group, the product provides a complete base for mounting brake pads on the left side, while maintaining the correct caliper geometry relative to the disc. The original BMW design helps maintain factory brake system performance parameters and compatibility with other axle components.

Construction and function of the caliper with carrier

This model combines the caliper body and the support carrier in one working unit, which facilitates installation and maintenance. The carrier stabilizes the position of the pads relative to the disc, while the caliper body is responsible for evenly pressing the pads during braking. This configuration ensures:

• consistent pad guidance along the disc axis,
• adequate stiffness of the connection to the steering knuckle,
• the ability to properly bleed the brake circuit on the front axle.

By maintaining the factory geometry, the caliper works with the disc diameter and pad thickness intended for this system, which translates into stable, repeatable brake performance in daily operation.

Benefits of using an original, used BMW caliper

Choosing an original BMW brake caliper from dismantling is a solution that allows you to balance cost control with the design intended by the vehicle manufacturer. In practice, this means:

• factory fitment to the steering knuckle, hub, and brake disc,
• maintenance of serial brake system performance parameters,
• reduced risk of installation issues typical of aftermarket parts with different geometry.

The used item from the Brake Calipers and Carriers group will prove effective both for standard repairs after a failure and for restoring the efficiency of the brake system in heavily used vehicles.

Application in service and brake system upgrades

The front left brake caliper for BMW E90/E92 is suitable in situations where it is necessary to replace a damaged body, carrier, or the entire assembly on the driver's side. It can be used for:

• repairs after uneven pad wear or seized guide pins,
• servicing after mechanical damage in the wheel area,
• comprehensive renovation of the front axle brake system.

Selecting an original caliper with the correct vehicle placement facilitates workshop work, shortens installation time, and reduces the risk of needing modifications or alignment adjustments.

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.

How to safely use used brake calipers

When choosing a used caliper, it is worth paying attention to the condition of the working surfaces, threads, and mounting points for the brake line and carrier. In many cases, it is cost-effective to perform basic maintenance, such as replacing seals, guide pins, or high-temperature grease, to prepare the component for further operation.

To better plan your repair and consciously choose original recycled parts, it is worth reading the guide: Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts. The article explains what to look for when buying used calipers and how to operate them safely.