Versions
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Back Order (CD, Maxi) | Club Tunes (2), Club Tunes (2) | INT 8 86147 2, 7243 8 86147 2 6 | Germany | 1998 | |
| Back Order (Remixes) (12") | Tracid Traxxx | TTX 2003 R | Germany | 1998 | |
| Back Order (Remixes) (12", Promo, W/Lbl) | Tracid Traxxx | TTX 2003 | Germany | 1998 | |
| Back Order (12") | TeC | TEC 056 | UK | 2000 | |
| Back Order (12") | TeC | TEC 056 | UK | 2001 |