Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by K5Greeality, Dec 28, 2006.
I can see a stamped number but don't know how to decipher it? Can someone please help?
Found this link: http://coloradok5.com/axleguide.shtml
Hope the helps others....
If your rig is stock take a look at the RPO#s inside your glovebox. Several websites show wht the numbers corrispond to for ratios.
Separate names with a comma.