Lyndall Racing Brakes LLC X-Treme Brake Pads - Harley-Davidson378277650 Product Description These brakes will give you a 0. 6 coefficient from ambient to first fade and a 0. 6 coefficient from first recovery to second fade Deliver predictable and repeatable performance in the most demanding riding environments Utilize the latest technology in high performance aramid fiber 30% more stopping power and lighter than sintered pads The first organic pads to achieve an H H friction level High torque stopping power