The SUMITOMO TOURING LST has better speed rating for high performance crossovers, touring vehicles, luxury sedans and SUVs. It has an advanced carbon tread compound for great all-season performance, wet traction and tread life. The all-new shoulder blocks gives great cornering traction and security. This also has four circumferential tread grooves giving superior water drainage to resist hydroplaning. Provide comfort and quiet ride due to its computer designed tread.