The Zimmermann Brake Kit - Front/Rear - 138646 is a comprehensive kit of products designed to service the brakes on a car. It includes six different components, each specifically chosen to ensure optimal performance and safety for the vehicle's braking system. The kit contains front and rear brake pads, front and rear brake rotors, front and rear brake wear sensors, and all necessary hardware for installation. These products are designed to work together seamlessly and provide a complete solution for maintaining and improving the braking system of a car. This kit is suitable for both the front and rear brakes, making it a convenient and efficient option for car owners.