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Click on image for the lowdown. 
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Apr 26th, 2026 | | AD Chevy Trucks  Over 6,000 pictures Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips. Check them out!
Lots of work on Brad's part ... pure enjoyment (and references) for you!
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#44135 12/24/2003 8:54 PM | Joined: Dec 2001 Posts: 215 Shop Shark | | Shop Shark Joined: Dec 2001 Posts: 215 | once you take the cover off you can see there are 2 difrent kinds, limited slip and full locking,
but if you see spider gears than it is not a posin unit
there are ways to tell with the cover still on also just buy jacking up the truck or blazer and puting it in gear and trying to turn one wheel | | |
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