Ruger Mini-14 born on date NEED HELP!!!

[Greg_357]

Gentlemen, can anyone tell me when serial number 186 11422 was made?

 

[FXWG]

Looks like 1991.
http://www.ruger-firearms.com/service/productHistory/RI-Mini14A.html

 

[felix cortinas]

go to the Ruger homesite and they have all the serial #s and when they were produced.