During their time together, the five members of the Traveling Wilburys frequently collaborated on each other’s solo records:
- Lynne and Petty worked extensively on Orbison’s final album Mystery Girl (1989). Harrison also contributed acoustic guitar to one of the album’s tracks and vocals to another.
- Lynne produced and played on the Petty solo album Full Moon Fever (1989). Harrison also appeared on one track on guitar and backing vocals, and Orbison sang backing vocals on another.
- Harrison played on Dylan’s Under the Red Sky (1990).
- Petty and Harrison worked on Lynne’s Armchair Theatre (1990).
- Lynne produced Tom Petty and the Heartbreakers‘ album Into the Great Wide Open(1991)
- Lynne and Petty co-wrote a song with Del Shannon for Shannon’s album Rock On!(1991), which Lynne produced. This spawned rumors that Shannon would join the group.
- Harrison and Petty appear on Dylan’s 30th Anniversary Concert Celebration album (1992), and perform “My Back Pages” with Bob Dylan, Roger McGuinn, Eric Clapton and Neil Young.