Sintered Brake Pads - Yamaha Powerful, industry-high HH+ friction-rated sintered metal, New high-tech ceramic heat shield eliminates brake fade, Quick break-in gives maximum braking performance after 10 miles, Excellent durability under all conditions, Dust- performance without the noise or squeal, A new level of braking power for snowmobiles, Developed by factory riders to improved performance and durability d to stock, OEM supplier on Polaris race sleds