GT Radial Champiro VP1 Tire - 225/60R18 99H Four deep, wide circumferential tread grooves that provide excellente water channeling and anti-hydroplaning performance Stable shoulder block with lateral groove that reduces tread block movement and ensures quick steering response and cornering grip Continuous circumferential center rib that improves straight line stability and uniform tread life Optimized tread block design with integral lateral grooves and sipes for better wet handling and road noise reduction Advanced tread compound with excellent grip in wet and dry conditions, and delivers reduced rolling resistance for better fuel efficiency