turbo t bumper supports

[gnx1219]

my 87 t has alluminum bumper supports and rear drums. Original owner says they came on the car. Its not a we4 so my question is .. did all turbo t cars have these? thanks

 

[turbofish38]

http://www.turbobuick.com/forums/general-turbo-buick-tech/226389-t-type-gn.html

If your car has the N89 alloy wheels with out G80 Posi than it came with aluminum drums. If you have alloy wheels and a factory installed posi than somebody added the aluminum drums.