On May 28, 2007 seven long-time members of the group left because of disputes with former lead singer Sergio G??mez, they then formed a new group named AK-7, with stood for "Antes K-Paz" and the number seven for the seven member that left. They released their first album soon after, El Avion de Las Tres. The band's debut album follows their first single of the same name. Members Alfredo Hern??ndez - Vocals Kareem Lopez - Vocals Rafael Sol??s - Keyboard Armando J. Rodr??guez - Tambourine Gerardo Ram??rez - Direction and Keyboard Carmelo Gamboa - Drums Luis Vidales - Electric Tuba Oscar Ledesma - Keyboard
| 1 | Este corazon llora | El Avion de las Tres |
| 2 | Mañana Partire | El Avion de las Tres |
| 3 | Hotel De Carretera | Renaciendo |
| 4 | El Diferente | Reafirmando el vuelo |
| 5 | En El D.F. | Reafirmando el vuelo |
| 6 | Claridad | El Avion de las Tres |
| 7 | El Katch | Reafirmando el vuelo |
| 8 | Eres Mi Mundo | Renaciendo |
| 9 | Corrido De Juan Armenta | Renaciendo |
| 10 | Tu Convencela | Renaciendo |
| 11 | Los Tres Pelones | Reafirmando el vuelo |
| 12 | Si No Es Ahora | Renaciendo |
| 13 | Digale | Renaciendo |
| 14 | Regalo De Bodas | Renaciendo |
| 15 | Juimonos Pa'l Rancho | Reafirmando el vuelo |
| 16 | Angel | Reafirmando el vuelo |
| 17 | Loco Enamorado | Reafirmando el vuelo |
| 18 | Juan Martha | Renaciendo |
| 19 | Un Sitio Mejor | Reafirmando el vuelo |
| 20 | Duele | Reafirmando el vuelo |