Firestone Fs509 Tires

Commercial Truck/Bus. SmartWay Verified Medium-Duty Truck Radial Steer tire Recommended for Long Haul and Regional Haul Applications.


  • Shoulder wear protector
  • Stress relief sipes
  • Continuous shoulder rib
  • Optimized belt package
  • Tough sidewall protection
  • IntelliShape sidewall low bead shape filler volume
  • Fuel saver sidewall compound
  • EPA SmartWay® Verified and CARB Compliant


  • Helps minimize irregular wear at the shoulder ribs for long tread life
  • Fight irregular wear along main ribs by absorbing rib edge stresses in the footprint for long, even wear
  • Offers long, even wear and reduced rolling resistance
  • Achieves durability and retreadability while delivering reduced weight for improved rolling resistance and payload
  • Thick ribs on both sidewalls fight curbing damage to protect the casing
  • Reduces tire weight and minimizes rolling resistance for enhanced fuel efficiency
  • Limits energy loss to help conserve fuel, both when new and retreaded


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