4 is the fourth studio album by Slash featuring Myles Kennedy and the Conspirators, and Slash's fifth solo album overall. It was released on February 11, 2022, as the first album from the new Gibson Records label. The album was produced by country producer Dave Cobb in Nashville.[2] The album was announced on October 20, 2021, with the release of the first track "The River Is Rising" as a single.