The Genuine BMW Brake Master Cylinder - 34316751442 is a high-quality replacement part for BMW vehicles. It is designed to control the flow of brake fluid from the brake pedal to the brake calipers, allowing for smooth and efficient braking. This master cylinder is made from durable materials and meets all OEM specifications, ensuring reliable performance and a perfect fit. It is an essential component for maintaining the safety and functionality of your BMW's braking system.