Not compatible

Just when I though ,I had enough , Now I notice that Gauges from FSX default planes are incompatible with FS9 , the come ""as""" *.Cab but they are *.zip well i try in both (I got compresor cab) I even discompressed the file and drom the contain in the panel folder,.. Nah Ah! It doesn't wanna anything with FS9 .......SHaeT! 
