The Load Index (LI) is used to exactly
indicate the tyre load carrying capacity.
A Speed Symbol (SI) is used to designate
the speed rating of the tyre.
Date of manufacture
The last 3 digits of the DOT ID number indicate the week and
year of manufacture.
For the years 1990 to 1999 a triangle is placed
after these three digits.
Example: z. B. DOT XXXX XXXX 087
7 = 1997
08 = 8th week of 1997