The Damper is the most widely applied product in the XJR1300 2003 5WM3 SOUTH AFRICA 1B5WM-300E2 REAR WHEEL ( six times ).
Some items from this specific schematic: Nut, U Flange, Oil Seal, Balancer, Wheel, Balancer, Wheel.
Check out any of the thirty Rear Wheel components enlisted.