The stock brakes on the Super Duke and Supermoto are good - but these calipers are just about as close as you can get to GP spec. * 30/34mm pistons * CNC Aluminum - hard anodized * includes pads and Brembo Thermotape stickers.Match this with our Brembo GP Master Cylinder and get true one finger braking power.Fits all 990 Super Duke, 950 Supermoto