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b454rat · 11-06-2019, 09:11 AM

The G80 is the govlock, the G86 is an old school “posi”. They went away in the mid 70s, then grenade lock after that. Only Detroit I’ve heard been used is the Eaton axles and of course 80s army trucks. Not including Dana axles.

11-06-2019, 09:11 AM	#16
b454rat Senior Member Join Date: May 2004 Location: Binghamton, NY Posts: 3,454	Re: 1976 14 bolt posi questions The G80 is the govlock, the G86 is an old school “posi”. They went away in the mid 70s, then grenade lock after that. Only Detroit I’ve heard been used is the Eaton axles and of course 80s army trucks. Not including Dana axles.