Raymond, Limited Lifetime Warranty to the Original Purchaser. Details here (towards bottom) : smith-wesson.com/customer-service/warranty

Raymond - nothing at all to worry about here. S&W has one of the bests service programs in the business, and warranty their firearms with a lifetime service policy to the original owners. Just save your receipt, don;t make any unauthorized mods to the firearm, and if you do have a problem, get in touch with S&W immediately. They will take care of you.

smith has a 1 year full warranty then a "limited lifetime warranty" see smith-wesson.com/customer-service/warranty