The Sumitomo HTR Zlll Maximum Performance tire achieves a new level of ultimate driving excitement and control. Designed for today's most popular performance vehicles, the Zlll delivers enhanced traction, exceptional handling and maximum maneuverability across a wide range of road conditions. The Zlll's five rib asymmetric tread pattern merges confident cornering grip and superior straight line stability while the wide lateral tread grooves evacuate water from the center of the footprint for improved wet performance. You want confident control at the limit? You've got it with the HTR Zlll. The High Rigidity Construction of the Zlll marks a significant step forward in high-speed steering and cornering stability and is another example of Sumitomo's commitment to improving performance through progressive technology. The Zlll carries a UTQG rating of 300-AA-A and is available in 53 Y-rated sizes from 17 inch through 20 inch, with the majority of sizes Extra Load-rated for superior durability. The Zlll also features free replacement for defects in workmanship and material through the life of the tread.