JAGUAR PART NUMBER: MJC3900AB. XK8 / XKR 4.0/4.2 1996-2005. XJ8 / XJR 3.2/4.0 1997-2002. This is the "sport suspension" type rack. The other option (XJ models only) is the "comfort" rack which has more turns lock-to-lock and therefore feels less "sharp".