Lexus GX460 Manual page 774

6-1. Specifications
Tire size
■ Typical tire size information
The illustration indicates typical tire size.
774
GX460_U.S.A. (OM60G24U)
Tire use
(P = Passenger car, 
T = Temporary use)
Section width (millimeters)
Aspect ratio
(tire height to section width)
Tire construction code
(R = Radial, D = Diagonal)
Wheel diameter (inches)
Load index (2 digits or 3 digits)
Speed symbol
(alphabet with one letter)