Sumitomo ST918 245/70R19.5 (5531785)

Tire Specifications

Part Number 5531785
Load Rating 133/131
Speed Rating M
Sidewall BSW
Ply Rating 14
Load Capacity 4540/4300 pounds (lbs)
Maximum Inflation 110
Tread Depth 21
Mounted Diameter 33.4

Sumitomo 245/70R19.5 G ST918

Commercial Truck/Bus. Medium-Duty Truck Radial Drive tire.

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  • Computer designed tread pattern
  • Radical Ribs
  • Center islands with "Bridges"
  • Multi-Phase shift tread pattern
  • 3 deep circumferential grooves
  • Sumitomo all steel casing
  • Multiple steel breakers below tread pattern
  • Curb defense ribs
  • Sumitomo Tire Limited Warranty


  • Excellent vehicle stability and traction in all weather conditions
  • Greater stability and long tread life
  • Long mileage
  • Minimizes tire noise
  • Allows maximum water dispersal from tread pattern
  • Gives excellent resistance to curbs, potholes, and road variations
  • Helps to ensure retreadability for lower cost per mile
  • Controls tread from distortion in turns for greater traction
  • Supplies extra protection to the casing from road hazards
  • Gives the sidewalls extra protection agianst curb damage

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