Bridgestone M404 Intermediate Rear Tire - 90/100-14 107874High performance bias ply New Silica compound for improved wet and dry grip Dual tread compound on rear tire for longer life and better traction when cornering Larger crown radius for greater stability and extended tread life M403 front tire provides the rider with improved cornering control and feedback, even at full lean angles M404 rear tire offers added traction and slide control, allowing better acceleration out of corners Performs well in a wide