Tire - Scorpion™ MX32™ Mid Hard - Rear - 100/90-19 - 57M Engineered to provide outstanding performance for professional riders in the World FIM Motocross, the AMA Motocross and Supercross championships and enthusiastic riders of all capabilities, Provides a high-level of dynamic performance by maximizing cornering grip and traction while providing remarkable durability and resistance against cuts and tearing, Dense knob layout provides a large and stable contact patch for improved cornering grip, traction and stability, Robust compound promotes the transfer of power to the ground and prevents overheating, For mid-hard to hard terrain., Replaces the MX32 Pro.