The Bridgestone Dayton Line of Commercial Truck Tires consists of eight patterns that feature expanded size and ply rating offerings and three SmartWay verified options. The line, which is comprised of the D510S, D610D, D410T, D520S, D620D, D630D, D630M and D640M patterns, provides options for long haul and regional service in truckload, LTL, distribution, pick-up and delivery and severe service applications. The line includes all position, steer, drive and trailer tires.