Michelin Road Classic TireModern technologies to make the most of your classic bike! 50% more wet grip than the previous generation (1) A compound mix incorporating Michelin Silica Rain Technology (SRT), an innovation which combined with a 26% void ratio provides 50% more wet grip than the previous generation (1). Increased cornering and straight line stability than the previous generation (2) Thanks to its bias ply technology and bias casing supported by two crown plies the