Model	Caroserie	Ani	kW	CP	Capacitate
BUICK (SGM) ROYAUM (S8W) 2.8	limuzina	2004-12-01 - 2006-09-01	155 kW	211 CP	2792 cm3
BUICK (SGM) ROYAUM (S8W) 3.6	limuzina	2004-12-01 - 2006-09-01	190 kW	258 CP	3565 cm3