P ZERO ROSSO ASIMMETRICO Tires by Pirelli®. Season: Summer. Type: Performance. An Ultra High Performance tire, the P ZERO ROSSO™ Asimmetrico (rear axle fitment or all-round application) is developed for modern sports cars with electronic drive and stability control systems. The P ZERO ROSSO™ is ideal for sports performance, providing precise steering response on both dry and wet roads. This asymmetric tire has three distinct elements: large blocks on the outer shoulder, a central semi-slick rib with curved transverse grooves and a more open inner shoulder.