2008 Toyota Prius Owners Manual - Page 503

6-1. Specifications Tire size n Typical tire size information Standard tire The illustration indicates typical tire size. Tire use (P = Passenger car, T = Temporary use) Section width (millimeters) Aspect ratio (tire height to section width) Spare tire Tire construction code (R = Radial, D = Diagonal) Wheel diameter (inches) Load index (2 or 3 digits) Speed symbol (alphabet with one letter) n Tire dimensions Section width Tire height Wheel diameter ITY61P007 478 PRIUS_U_(L/O_0802)