A four-groove SmartWay-verified drive tire, the Toyo M677 is ideal for regional and long haul applications. Built with a 28/32 deep tread, this tire is specially designed to maximize fuel efficiency while delivering excellent performance, even wear and great traction. Its low-rolling-resistance tread compound gives low rolling resistance, minimizing fuel consumption and giving excellent removal mileage. A computer-optimized tread design incorporates deep slits between the tread blocks to provide enhanced wet and dry traction. E-balance technology provides an optimum footprint for even wear to increase mileage performance, while a wide, 28/32-deep tread delivers longer life.