PIRELLI PZERO NERO ALL SEASON - P235/50ZR18 Features: P235/50ZR18 R18 Pirelli P Zero Nero AS 97W BSW Season: All-Season Tire Type: P Zero Nero AS Size Description (Sidewall Description): Black Sidewall Section Width: 235 Aspect Ratio: 50 Tire & Wheel Diameter: 18 Load Index: 97