Toyota 2007 Matrix Owner's Manual page 206

—Tire size
Type A
Type B
196
This illustration indicates typical tire
size.
1. Tire use (P=Passenger
T=Temporary use)
2. Section width (in millimeters)
3. Aspect ratio (tire height to section
width)
4. Tire construction code (R=Radial,
D=Diagonal)
5. Wheel diameter (in inches)
6. Load index (2 digits or 3 digits)
7. Speed symbol (alphabet with one
letter)
8. Speed category (alphabet with
one letter)
car,
1. Section width
2. Tire height
3. Wheel diameter