Determining wheel size: ST225/75R15 = 15 inch   16.5-6.50-8 = 8 inch  
Carlisle Extra Grip Traction Tires are a bias tire, commonly used for tow-behind stump grinders. They feature a heavy ply construction and increased guage for a long tire life.
Note: price is for tire only. Rim/wheel not supplied with tire.