11 is for use with high level brake lamp (option 602). 9 is for without third brake lamp. 06, no such number. Smiffy On 01/06/2024 20:08, phil rick via 928uk wrote: > looking at an online PET there seems to be 2 different part numbers > 92864160309 or 11. > anybody know which one an original 90 model 92864160306 went to ? > cheers > Phil