Ruger website, customer service, historical data- year of production will be there by serial number.
If the Ruger website will work for you, they have sn data.
If the Ruger website will load for you, it has extensive sn data
Ruger's website has a sn look up area.
If the Ruger website is up, it has sn data
Ruger's web site has extensive sn data.
The Ruger web site has sn data if you can get to it.
Go to the Ruger website, Customer Service, Historical Data, find your model, and look up the date of manufacture.
See the Ruger website, customer service for date of manufacture tables.
Ruger's website has information on serial numbers, and year of manufacture. Go to customer service, historical data.
Ruger's web site has sn data for all it's firearms.
The Ruger website, under customer service, historical data, has date of manufacture data. You can also email them or call them.
Ruger will tell you over the phone. If you can access the Ruger webiste, the data you want is also there.