Originally posted by jgrotkier
S80 is the ITR tranny, Y80 is the GSR
uh, no...i have a 94 LS w/ the Y80 tranny. EVERYONE else i know with a teg whether its a GSR, SE/LS/RS, or ITR have the S80 tranny.
The only difference i read is what LSD you can put into it. Helical in the S80 and the other kind (forget the name, whoops!) in the Y80.