Model Number: 225/50R17 225/40R18 Brand Name: WIDEWAY Key Specifications/Special Features: Pattern characters:1. Four wide circumferential tread grooves and lateral grooves with fine sipes provide efficient water evacuation, outstanding wet performance. The optimized deployment of Z shape sipes, provide great grip on snow and ice conditions.2. Continuous block patterns on shoulder enhance the ride stability at high speed cornering. The rim protector will protect wheels from curb damage.3. Continuous outside tread blocks enhance excellent performance and precise control when cornering at high speed. The special rib segment design optimize contact pressure distribution, improve road contact area and provide precise control. The serrated groove walls absorb noise and deliver a quieter ride. 165/70R13195/55R16 215/55R17 225/40R18 255/50R19 195/50R15 205/55R16 225/45R17 245/45R18 255/55R19 185/60R14 215/55R16 225/50R17 235/55R18 275/40R20 195/55R15 225/55R16 225/55R17 235/60R18 275/45R20 195/60R15 205/50R17 235/45R17 245/60R18 195/65R15 215/50R17 235/55R17 255/55R18