The Pirelli P-Zero (PZ4) 275/50R20XL is a summer performance tire designed for SUVs and light trucks. It features a directional tread pattern with wide grooves for improved wet traction and reduced hydroplaning. The tire also has an asymmetric pattern with an extra-wide center rib for increased stability and precise handling. The P-Zero also has a high-tech tread compound for enhanced grip and long wear.