Typschlüssel und Varianten
| Baujahr | Typschlüssel | Modell | Karosserie | Motor | Leistung | Antrieb | Lenkung | Region |
|---|---|---|---|---|---|---|---|---|
| 2004-06 - 2008-08 | BZ11 | Z4 2.0i | Roadster | N46B20O1 | 110kW | Heckantrieb | links | Europa |
| 2004-06 - 2008-08 | BZ12 | Z4 2.0i | Roadster | N46B20O1 | 110kW | Heckantrieb | rechts | Europa |
| 2002-12 - 2005-11 | BT11 | Z4 2.2i | Roadster | M54 | 125kW | Heckantrieb | links | Europa |
| 2002-12 - 2005-11 | BT12 | Z4 2.2i | Roadster | M54 | 125kW | Heckantrieb | rechts | Europa |
| 2002-04 - 2005-11 | BT31 | Z4 2.5i | Roadster | M54 | 141kW | Heckantrieb | links | Europa |
| 2002-08 - 2005-11 | BT32 | Z4 2.5i | Roadster | M54 | 141kW | Heckantrieb | rechts | Europa |
| 2002-01 - 2005-11 | BT33 | Z4 2.5i | Roadster | M54 | 141kW | Heckantrieb | links | USA |
| 2004-10 - 2008-07 | BU11 | Z4 2.5i | Roadster | N52B25U0 | 130kW | Heckantrieb | links | Europa |
| 2004-10 - 2008-07 | BU12 | Z4 2.5i | Roadster | N52B25U0 | 130kW | Heckantrieb | rechts | Europa |
| 2004-10 - 2008-08 | BU31 | Z4 2.5si | Roadster | N52B25O0 | 160kW | Heckantrieb | links | Europa |
| 2005-04 - 2008-07 | BU32 | Z4 2.5si | Roadster | N52B25O0 | 160kW | Heckantrieb | rechts | Europa |
| 2002-04 - 2005-11 | BT51 | Z4 3.0i | Roadster | M54 | 170kW | Heckantrieb | links | Europa |
| 2002-08 - 2005-11 | BT52 | Z4 3.0i | Roadster | M54 | 170kW | Heckantrieb | rechts | Europa |
| 2002-01 - 2005-11 | BT53 | Z4 3.0i | Roadster | M54 | 170kW | Heckantrieb | links | USA |
| 2004-10 - 2008-08 | BU33 | Z4 3.0i | Roadster | N52B30U0 | 160kW | Heckantrieb | links | USA |
| 2004-10 - 2008-07 | BU51 | Z4 3.0si | Roadster | N52B30O0 | 195kW | Heckantrieb | links | Europa |
| 2004-10 - 2008-07 | BU52 | Z4 3.0si | Roadster | N52B30O0 | 195kW | Heckantrieb | rechts | Europa |
| 2004-10 - 2008-08 | BU53 | Z4 3.0si | Roadster | N52B30O0 | 190kW | Heckantrieb | links | USA |