GRAND PRIX 4000 700X25C SII BLACK/BLK
- the ideal combination of comfort, puncture protection and low rolling resistance
- perfect all-rounder for all conceivable conditions
- excellent puncture protection thanks to Vectran™ puncture protection insert
- excellent grip, high mileage and efficient rolling thanks to BlackChili Compound
A new relationship between grip and rolling resistance
- This unique tread rubber mixture which is only produced in our German factory has revolutionised bicycle tyres.
- BlackChili Compound improves rolling resistance by 26 % and provides 30 % more grip than activated silica compounds.
- Premium tyres with BlackChili Compound also impress with higher mileage and unlike many multi-compounds, provide a constant ride from the first to the last kilometre.