Toyo M320 WIDE BASE 425/65R22.5 (549090)

Tire Specifications

Part Number 549090
Load Rating 165
Speed Rating K
Sidewall BSW
Ply Rating 20
Load Capacity 11400 pounds (lbs)
Maximum Inflation 120
Tread Depth 23

Toyo 425/65R22.5 L TL M320 WIDE BASE

Commercial Truck/Bus. Medium-Duty Truck On/Off Road Wide-Base Highway Radial Designed for Tough Applications such as on Concrete Mixers, Dump Trucks and Refuse Trucks. This Low Profile tire is Ideal for All-Position Use.

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  • Rib/lug pattern with a 22 or 23/32"
  • Optimized casing profile
  • Unique tread design
  • Cap and base tread compound
  • Stone ejector grooves
  • Four belt steel construction
  • Large blocks with functional sipes and three wide zig zag grooves
  • Toyo Limited Warranty for Commercial Truck/Bus Radial Tires


  • For optimum performance
  • Minimizes growth of the tread area and maintains uniform and flatter tread radius during service
  • Promotes even contact pressure distribution across the tread surface
  • Prevent stress concentration and excessive heat build-up inside tire construction during running
  • Minimize stone retention to maintain casing integrity
  • Braces the tread area for improved mileage, resistance to irregular wear and reduced rolling resistance
  • Effectively improve traction performance in both on and off road conditions

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