The RoadX RD799 is a regional highway drive tire designed for performance in all weather conditions. The extensive siping and 3PMS certification ensure the RD799 maintains traction in snow and ice conditions. The open lug design is optimal for traction and mileage performance. The RD799 is best suited for on highway regional and local applications.


  • Extensive siping delivers traction on ice.
  • Tread design clears mud and snow.
  • All weather performance for excellent handling.
  • 3 Peak Mountain Snowflake denotes a true winter tire.


  • Regional Trucks
  • Pick-up and Delivery Trucks
  • Ready Mix Trucks
  • Refuse Trucks
  • Coach Buses
  • Cold Weather Conditions
Size P.R. T.D. Load Index S.S. O.D. S.W. S.L.R. R.W. Load Carrying Capacity
Single lbs. Dual lbs.
315/80R22.5 20 26 157/154 L 42.6 12.3 19.7 9.00 9090@130 8270@130