Michelin Pilot Sport 4 Summer Tire Summer tire. From mind to road. Instantly. Experience extreme control and reactivity with the Michelin Pilot Sport 4 Summer Tire. Dynamic Response Technology ensures optimum transmission of steering instructions to the road. Exceptional Wet and Dry Grip. Formula-E Tread Pattern combined with a new generation of functional elastomers and silica provide excellent grip and braking. Improved Efficiency. Put more power to the pavement with 13% less rolling resistance than the Pilot Sport 3.Michelin Pilot Sport 4 Tire. Control and Reactivity. Dynamic Response Technology ensures optimum transmission of steering instructions to the road. Exceptional Wet and Dry Grip. Formula-E Tread Pattern combined with a new generation of functional elastomers and silica provide excellent grip and braking. Improved Efficiency. Put more power to the pavement with 13% less rolling resistance than the Pilot Sport 3.