99-18 YAMAHA YZF-R6: Ferodo Sintered ST Brake Pads (Front) A full metal compound that is the world leader in sintered technology. The material has been described as the future standard for the next generation in motorcycle braking. This road compound is for the rider that requires the best money can buy. It is suitable for stainless steel discs only.Copper-coated backplate.Highest mechanical bonding possible between friction material and backplate.Reduced corrosion (less rust).Three times (3x) the pad life of competitive organic products.20% less disc wea