| Coz I Can | 5:04 | |
| Fire Like This | 4:38 | |
| Come In Hard | 6:18 | |
| Coming Back With A Sword | 7:21 | |
| Just Me 'N' You | 6:10 | |
| Attitude | 4:50 | |
| Who's Money | 5:51 | |
| Resistance Is Futile | 5:31 | |
| Psychopath | 5:07 | |
| Ain't Going Down | 8:04 | |
| Attitude (The Strongroom Mix) | 5:47 |
| Title, Format | Label | Cat# | Country | Year | |
|---|---|---|---|---|---|
| Hardknox (CD) | Jive Electro | 01241-41694-2 | US | 1999 | |
| Hardknox (2xLP) | Jive Electro | 0524061 | Europe | 1999 | |
| Hardknox (CD, Album) | Jive Electro, Jive Electro | 0524062, 705.2406.2 | Europe | 1999 | |
| Hardknox (CD, Album) | Avex Trax | AVCZ-95134 | Japan | 1999 | |
| Hardknox (CD, Album) | Zomba Records | 0524202 | Australia | 1999 | |
| Hardknox (CD, Album, Promo) | Jive Electro | JADV-41694-2 | US | 1999 | |
| Hardknox (Cass, Album, Smplr, Promo) | Jive Electro | JSAM-93 | US | 1999 |
referencing Hardknox, CD, 01241-41694-2