i got a -79 camino and its rear axle looks like 8 1/2.Ex-owners says that its the cars original axle.If so,what type of axle could it be?Wanna know if theres a c-clipses on it.I just cant take the time to go to open the axle right now.Carrier model says its A 8 1/2.Aint it usually 7 1/2 in this model caminos?Gear ratio is 3.08.