BBridgestone Spitfire S11F SportTouring Front Motorcycle Tire 10090-19 ReviewbP PP Bridgestone Spitfire S11F SportTouring Front Motorcycle Tire 10090-19 PSpitfire S11, for touring oriented riders who also enjoy a sporty ridePBias-Ply general purposePExcellent tire for bikes of the 1970s and 1980sP4-ply casing, incorporating insert plies, and a refined belt technology that helps keep the tire round and cool even at top speeds.