DFW Used Auto Parts - Ever wonder what those tire size numbers mean? It's pretty easy....for a 205/40R16 size tire this means the width of the tread is 205mm, the sidewall is
Radial Trailer Tire On Rim ST205/75R15 205/75-15 15 5 Lug Wheel White Modular - Walmart.com
205 vs 225 Tire Width: Difference Between 205 and 225 Tires