BMW 1 3 4 F20 F21 F30 F31 F32 Front Left N/S Brake Caliper Housing 22/300 54

BMW 1 3 4 F20 F21 F30 F31 F32 Front Left N/S Brake Caliper Housing is an original brake system component designed for installation on the front axle on the driver's side. Thanks to its factory BMW design, it ensures precise fitment to the steering knuckle and brake disc as well as stable operation in demanding road conditions. This is a used, fully functional caliper housing, ideal for professional repair or replacement of a worn-out part.

Specifications and technical data

• SKU: 6850649-1
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6850649
• Substitutable numbers: 34116850649, 6850649, 34116850648, 6850648, BG
• Location on the vehicle: Front, Left
• Category: Calipers & Brackets

Purpose and compatibility

The presented caliper housing is designed for the front axle, left side, in BMW 1, 3, and 4 series F-generation models (F20, F21, F30, F31, F32). The vehicle placement is clearly defined as front – left side, which facilitates part selection during brake system service and minimizes the risk of ordering errors.

By using the original BMW design, the correct caliper geometry relative to the disc is maintained, which translates into even brake pad pressure and stable braking performance. This is particularly important in vehicles with higher weight and power, where the brake system operates under greater thermal and mechanical loads.

Housing construction and technical properties

The offered item is a brake caliper housing, i.e., the load-bearing body to which other working components (piston, guide pins, pads) are attached. The construction provided by BMW ensures appropriate rigidity, which limits deflection during heavy braking and helps maintain even pad wear.

Factory mounting points to the steering knuckle and pad guides allow for trouble-free installation in place of the old caliper, without the need for modifications or adjustments. This solution is particularly valued by mechanics because it shortens repair time and reduces the risk of brake system geometry issues.

Benefits of using an original BMW caliper

Choosing an original BMW caliper housing from the Brake Calipers and Brackets category primarily means maintaining the factory performance parameters of the brake system. You receive:

• a secure fit for specific generations of the BMW 1, 3, and 4 series,
• maintenance of the correct pad position relative to the disc,
• stable, predictable brake operation after proper installation,
• the possibility of economical repair by using a used, original housing.

A used OEM part is a reasonable compromise between cost and quality – especially in the case of such an important component as a brake caliper, where not only price but also durability and compliance with the manufacturer's design matter.

Professional brake system repair

When replacing the caliper housing, it is worth ensuring full service of the braking zone: checking discs, pads, flexible hoses, and brake fluid quality. A correctly selected and installed caliper on the front left axle allows for restoring even vehicle braking, reducing pulling during braking, and minimizing the risk of overheating one of the wheels.

If you want to better understand how to safely use original, used brake system components and how to reduce service costs with them, read the article: Brake calipers under the microscope: How to effectively reduce brake system repair costs by choosing proven recycled parts.

Expanding BMW brake 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 caliper housings, mounting brackets, or guide supports, check the available parts in the BMW Brake Calipers and Brackets category.

For drivers and workshops that care about reducing vehicle downtime in the service and quick access to a wide selection of original, used components, the following guide may also be helpful: how a wide assortment in one warehouse actually shortens your car's downtime at the mechanic.