LIGHT BULB, FITS THE REAR READING (OPERA) LAMPS. FITS 1982-1987 VANDEN PLAS. Also fits the sidemarker lamps for 1980-1994 XJ6. This bulb is used in many places on many Jags, it is a bayonet style bulb that is 12V 4W. Replaces JLM9589 GLB233 (DBC11380)
