Lambda Probe Bracket BMW F10 LCI G20 G21 G30 Oxygen Sensor Mount Holder 8570829

BMW E81 E90 E91 E92 Lambda Sensor Bracket 7548283 is an original part from the Lambda Sensors and O2 Sensors group, designed for use in BMW vehicles from the E8x and E9x series. The bracket ensures stable, factory-standard mounting of the lambda sensor, which contributes to the proper functioning of the exhaust system and precise measurement of exhaust gas composition in the car.

Specifications and technical data

• SKU: 8570829
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 8570829
• Substitutable numbers: 8570829, 13628570829
• Category: Oxygen Sensors

Purpose and Function of the Lambda Sensor Bracket

The presented bracket is a mounting element responsible for the secure and repeatable positioning of the lambda sensor relative to the exhaust gas flow. Proper seating of the O2 sensor reduces vibrations, minimizes the risk of mechanical damage, and supports reading stability, which is important for the engine control unit's operation and emission control.

In BMW E81, E90, E91, and E92 series vehicles, correct lambda sensor mounting is crucial both for diagnostics and for the long-term operation of the exhaust system. Using an original bracket allows for maintaining the factory mounting geometry and avoiding stress on the sensor's wiring harness and body.

Benefits of Using an Original BMW Part

Choosing an original bracket from the Lambda Sensors and O2 Sensors group translates into a number of practical advantages in everyday use:

• factory fit to the designated mounting points in the body or exhaust system,
• maintaining the correct working position of the lambda sensor relative to the exhaust flow,
• reducing vibration transfer to the sensor, which contributes to its durability,
• easier installation and removal during service or sensor replacement.

As a result, the bracket is a practical addition to service work on the exhaust system, especially when the existing mounting element is corroded, deformed, or damaged.

Product Characteristics and Condition

The offered bracket is a used part, removed from a vehicle, and is designated as an original used BMW part. This type of part is a good choice when you want to maintain the factory mounting structure while optimizing repair costs compared to purchasing a new component.

The bracket is designed to work with the lambda sensor in the exhaust system, so before installation, a standard inspection of the contact surfaces, mounting points, and threads is recommended to ensure proper fitment with the existing installation in the vehicle.

Selection by Numbers and Compatibility

The part has a dedicated OEM part number and associated interchangeable numbers, which facilitates precise identification and selection by VIN or manufacturer's catalog. When fitting to a specific BMW E81, E90, E91, or E92 model, it is advisable to verify compatibility based on service documentation or the parts catalog to ensure the bracket matches the exhaust system variant used.

If you want to learn more about selecting and operating used electronic components and sensors in a car, you can find practical tips in the Global Parts guide: Used Automotive Electronics Onboard – Why Choose Second-Hand ECUs and Sensors?

Expanding BMW Exhaust System Service

If you are planning a comprehensive repair or upgrade of the exhaust system area in your BMW and need other parts from the same group, such as additional brackets, mounts, or supports for oxygen sensors, lambda sensors, and wiring, check the available parts in the BMW Lambda Sensors and O2 Sensors category.