Product Overview Air flap set Korting Jet 4.5, VTO, 769922 JET 4.5 until 06/1998 Nr. 497700, from 01/2001 No. 40001, JET 4.5 (DEV.2) up to No. 31363, JET 4.5(si), JET 4.5 (su) UNI-NOX Manufacturer No.: 77 35 89