Lexus 2013 GS 350 Owner's Manual page 740

Typical DOT and Tire Identification Number (TIN)
DOT symbol
1
Tire Identification Number (TIN)
2
Tire manufacturer' s identification
3
mark
Tire size code
4
Manufacturer' s optional tire type
5
code (3 or 4 letters)
Manufacturing week
6
Manufacturing year
7
*
: The DOT symbol certifies that the tire
conforms to applicable Federal Motor
Vehicle Safety Standards.
GS350_U (OM30C34U)
*
I n f o r ma t i o n P r o v i d e d b y :
767
8-1. Specifications
8