The Genuine BMW Set Brake Pad Set With Brake-Pad Sensor (Value Line) - 34212157574 is a complete set of brake pads and a brake pad sensor designed specifically for BMW vehicles. These brake pads are made with high-quality materials and meet the strict standards set by BMW for safety and performance. The brake pad sensor is responsible for detecting the thickness of the brake pads and alerting the driver when they need to be replaced. This set is part of BMW's Value Line, which offers affordable yet reliable replacement parts for BMW vehicles. It is compatible with various BMW models and provides a cost-effective solution for maintaining your vehicle's braking system.