This is a new old stock dimming relay #33222.  No longer available from factory, once sold out then we will only offer used if we have any. 1966-1980 Silver Shadow, T-series, Silver Wraith II,...

This is a new Lucas Headlamp Relay (6RA) 1966-1980  Silver Shadow, T-series, Shadow II, T-2, Silver Wraith II

This is the Lucas 6RA  relay for the speed control also known as the cruise control cut out. 1971-1977  (Vin 9001 to 30000)