The Zimmermann Brake Kit - Front/Rear - 138789 is a comprehensive package of products designed for use on a car's braking system. It includes a variety of essential components for both the front and rear brakes, ensuring complete coverage and functionality. The kit contains brake pads, rotors, calipers, brake lines, and hardware, providing all the necessary parts for a complete brake replacement or upgrade. These components are designed to work together seamlessly, ensuring optimal braking performance and safety for the vehicle. The kit is suitable for a wide range of car models and can be easily installed by a professional mechanic or experienced DIY enthusiast.