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Livrat · 07-01-2009, 10:30 AM

From your description it sounds like you have the "stock" Eaton H052 rear end. manufactured from 1938-1972, it came factory in 3/4 tons and 1 tons
Although I have never seen one with a clutch type positraction, most were detroit lockers called a "No Spin"

07-01-2009, 10:30 AM	#2
Livrat Member #1049 Join Date: Jun 2000 Location: Troy Montana Posts: 3,940	Re: 68 GMC 4X4 rear axle From your description it sounds like you have the "stock" Eaton H052 rear end. manufactured from 1938-1972, it came factory in 3/4 tons and 1 tons Although I have never seen one with a clutch type positraction, most were detroit lockers called a "No Spin"