This is a brake pad wear indicator from ATE, part number 24.8190-0274.2. It is designed to alert you when your brake pads have reached a critical wear level, ensuring you replace them before they cause damage to your rotors or compromise braking effectiveness. Properly functioning brake pads are crucial for vehicle safety. This indicator provides a clear signal, allowing for proactive maintenance and preventing potential issues. Trust ATE for reliable braking system components. Installation of this wear indicator is straightforward and integrates seamlessly with your existing brake system. Regular checks and timely replacement of wear indicators, along with brake pads, contribute to the overall longevity and performance of your braking system.