Best Rear Brake Wear Sensors of 2025

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Rear brake wear sensors are essential components of a vehicle's braking system that help drivers monitor the condition of their brake pads. These sensors are typically made of a conductive material that wears down as the brake pad wears out, creating a signal that is sent to the vehicle's onboard computer. When the computer detects that the brake pads are worn out, it will alert the driver with a warning light or message. Rear brake wear sensors are important safety features that help drivers stay aware of their vehicle's braking performance and ensure that their brakes are in good working condition.
At a Glance: Our Top Picks
Top 10 Rear Brake Wear Sensors
HiSport Rear Brake Pad Wear Sensor Replacement
The HiSport Rear Brake Pad Wear Sensor Replacement is an easy-to-install brake wear sensor that fits part number 34356792292, 34 35 6 792 292, and 0841950. It meets or exceeds OE standards and is coated to resist oxidation and high temperatures, ensuring long-term stability. The sensor is 100% tested by the QA department before packing. Make sure to read the description and pictures carefully to check details about the sensor and confirm fitment.
ACDelco Brake Pad Wear Sensor 84688287
The ACDelco Brake Wear Sensor is a top choice for replacing your GM vehicle's original component. Designed to meet GM's high standards, this sensor ensures that you receive quality and reliability. With its precise fit and function, it seamlessly integrates into your braking system, providing peace of mind while driving. This product not only enhances your vehicle's performance but also contributes to its longevity, making it a smart investment for any GM owner.
ApplianPar Brake Pad Wear Sensors for Mercedes-Benz
The ApplianPar Brake Sensors are designed specifically for Mercedes-Benz models E350, W211, W220, C300, and C350. These sensors help monitor the wear on your brake pads, ensuring optimal performance and safety while driving. By replacing old or worn sensors with these, you can easily keep track of your brake condition, preventing potential brake failure. The package includes four sensors, providing complete coverage for your vehicle's braking system. This means you can drive with confidence, knowing that your brakes are in top shape and ready when you need them most.
A-Premium Brake Pad Wear Sensors for BMW
The A-Premium Brake Sensors are designed to fit various BMW models, including the X3 and X4 series. They replace specific reference numbers, ensuring compatibility with your vehicle. These sensors are crafted to match the original equipment dimensions, providing a reliable fit and performance. With both front and rear options available for driver and passenger sides, you can maintain optimal brake function. This means you can drive confidently, knowing that your brake system is well-monitored and safe.
Power Stop SW-0491 Rear Brake Pad Wear Sensor
The Power Stop Brake Pad Wear Sensor is a high-quality brake wear sensor designed to withstand heat stress up to 500 degrees. Its super conductive electrodes ensure accurate detection of brake pad wear, providing reliable performance. The snap-in installation makes it easy to replace your old sensor, saving you time and effort. With the Power Stop Brake Pad Wear Sensor, you can drive with confidence knowing that it will create a light on your dashboard to indicate when your brake pads need to be replaced. Buy with confidence from Power Stop, the industry leader of brakes, and ensure the safety of your vehicle.
URO Parts Rear Brake Pad Wear Sensor
The URO Parts SOE000025 Brake Pad Wear Sensor for rear wheels is manufactured to OE dimensions, ensuring superb fitment. The product has a package dimension of 13.97 H x 1.524 L x 8.382 W (centimeters) and a weight of 0.045 kilograms, making it lightweight and easy to handle. This product is made in China and falls under the category of Brake Wear Sensors.
A-Premium Disc Brake Pad Wear Sensors
A-Premium Brake Wear Sensors are compatible with the Lexus LS430 2001-2006 V8 4.3L. They are designed for both the front and rear sides of the vehicle, including the left and right, driver and passenger side. These wear sensors have a terminal quantity of 2 blade and a terminal gender of female, with a connector gender also being female. They are a reliable replacement for the OEM part numbers 47770-50050, 47770-50060, PWS228, 2BWS0043, SW0905, 0841727, 4777050050, 4777050060. With a 1-year unlimited-mileage quality guarantee, you can buy these wear sensors with confidence, knowing that your satisfaction is highly valued.
ApplianPar Brake Pad Wear Sensor Set for BMW
The ApplianPar Brake Sensors are designed for multiple BMW models, including the E81, E82, and M3 series. These sensors are essential for monitoring brake pad wear, helping you maintain optimal braking performance. By using these sensors, you can ensure timely replacements, which can enhance your vehicle's safety and efficiency. The set includes both front and rear sensors, making it a convenient all-in-one solution for your braking system. With compatibility for various models from 2005 to 2013, these sensors provide a reliable option for BMW owners looking to keep their brakes in top condition.
A-Premium Brake Pad Wear Sensors for BMW
The A-Premium Brake Sensors are designed specifically for various BMW models, ensuring a perfect fit for your vehicle. They are compatible with a range of series and years, making installation straightforward. With a direct plug-in feature, you can easily replace your old sensors and receive timely alerts about brake wear, enhancing your driving safety. These sensors come with a one-year unlimited-mileage guarantee, allowing you to drive with confidence, knowing you have quality components in your vehicle.
A-Premium Brake Pad Wear Sensors for BMW X5/X6
A-Premium Brake Pad Wear Sensors are compatible with BMW X5 2011-2018 and X6 2011-2019. These sensors provide quick and accurate warning information about the wear conditions of your brake pads. With a direct plug-in installation, they are easy to replace and offer a hassle-free experience. The sensors have a mounting location on the brake caliper and come with 2 pins. They are designed to fit models without M Performance brakes for BMW X5 2014-2018 and X6 2015-2019. With a 1-year unlimited-mileage quality guarantee, you can buy these sensors with confidence and be assured of their durability and performance.
Frequently Asked Questions (FAQs)
1. Do rear brakes have sensors?
Most basic brake pad wear systems have a sensor in the front and rear of one corner of the vehicle. The sensors are mounted on the inboard brake pad because it typically wears the fastest. On higher-end systems the number of sensors increase to every inboard brake pad.
2. Do you have to replace brake pad wear sensors?
As brake pad wear sensors are designed to break, they should be replaced as a matter of course every time new brake pads are fitted. It's also advisable to regularly inspect the sensors, in between pad changes, and replace where necessary.
3. What does the rear brake sensor do?
This is used to gather information such as wheel speed, brake pressure, brake disc temperature, brake operating time and mileage to estimate the life left in your brake pads.
4. Where is the brake wear sensor?
The brake pad wear sensor accurately informs the driver about the current wear of the vehicle's brake pad. Mounted in the brake pad, one sensor for the front axle and one sensor for the rear can be installed to determine and indicate when the driver needs to perform a replacement.
During our rear brake wear sensor research, we found 24 rear brake wear sensor products and shortlisted 10 quality products. We collected and analyzed 4,854 customer reviews through our big data system to write the rear brake wear sensors list. We found that most customers choose rear brake wear sensors with an average price of $13.53.
The rear brake wear sensors are available for purchase. We have researched hundreds of brands and picked the top brands of rear brake wear sensors, including HiSport, ACDelco, ApplianPar, A-Premium, POWERSTOP. The seller of top 1 product has received honest feedback from 639 consumers with an average rating of 4.9.

Robert Reyes is a dedicated writer from San Francisco with a bachelor of degree in mechanics and a bachelor of degree in marketing. He focuses on making some complicated topics simple and enjoys explaining complex and technical things in an easy-to-understand way.