Tom Petty Boxed Set of Unreleased Music Coming in September

Four CDs of Tom Petty’s unreleased music will be coming in a boxed set this September. 

American Treasure was announced on the Petty channel on SiriusXM on Tuesday. Last October Petty died of an accidental overdose and now his legacy will be celebrated with never-before-heard music from his vault. This collection includes 60 tracks and will feature artwork by Shepard Fairey, 

Over the span of his career, Petty was a prolific musician releasing tons materials including 13 albums with the Heartbreakers, three solo outings, and countless covers. 

Rolling Stone reports that the box set was compiled by Petty’s daughter Adria and his wife Dana with the help of former Heartbreakers Benmont Tench, Mike Campbell and “longtime studio collaborator” Ryan Ulyate.

American Treasure is out September 28.