Rear shock absorber for BMW Z4 (E85-E86) with standard chassis

E85 Roadster: 2.0i 4 cyl 150hp phase 1 from 06/2004 to 12/2005 (engine code N46B20), 2.0i 4 cyl 150hp phase 2 from 01/2006 to 08/2008 (engine code N46B20), 2.2i 170hp phase 1 from 04/2005 to 11/2005 (engine code M54B22), 2.5i 177hp phase 2 from 10/2004 to 07/2008 (engine code N52B25), 2.5si 218hp phase 2 from 10/2004 to 08/2008 (engine code N52B25), 3.0i 231hp phase 1 from 04/2005 to 11/2005 (engine code M54B30), 3.0si 265hp phase 2 from 10/2004 to 07/2008 (engine code N52B30), E86 Coupe: 3.0si 265hp from 10/2005 to 08/2008 (engine code N52B30). WARNING: Not suitable for M sport chassis!