650B

More speed...thanks to a tread pattern designed for the front wheel. Its block design provides more progressivity and terrain versatility. More grip...provided by the new generation of GUM-X3D rubber with decreased rigidity for better directional control and excellent terrain versatility in summer and winter More strength...thanks to the strong, lightweight "Gravity Shield" 3x60 TPI casing designed for the most challenging Enduro riding and its high-density reinforcement - E-Bike ready

More speed...thanks to a tread pattern optimized for rear use and providing excellent performance and maximum progressivity. More grip...thanks to a GUM-X3D design combining grip, traction and performance More strength...thanks to the strong, lightweight "Gravity Shield" 3x33 TPI casing designed for rear-mounted Enduro riding and "Pinch Protection" on the bead to increase rigidity and minimize pinch flats - E-Bike ready