Storm 3D XM High performance with high mileage The XM version offers 15% -20% more mileage compared to the current Storm range The three-dimensional points hidden in the lamellae provide more stability and grip, limit the flex of the tread and enable a quick warm-up of the tire (3D Sipes). High-performance, super-rich silica profile with one and more components improves the wet grip (SRS) Excellent handling and stability properties