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**70CHEVYBB** · 07-16-2014, 10:51 PM

I have a 70 3/4 ton with a eaton rear end. I pulled the cover discovered its not a posi. I could not find numbers on the ring gear but counted 41 teeth. so Im sure its a 4:10. I was really hoping for a posi. What options are out the make it a posi if I even can??

Thanks, Wes

07-16-2014, 10:51 PM	#1
70CHEVYBB Senior Member Join Date: Feb 2012 Location: chillicothe, illinois Posts: 690	eaton rear end / need advice I have a 70 3/4 ton with a eaton rear end. I pulled the cover discovered its not a posi. I could not find numbers on the ring gear but counted 41 teeth. so Im sure its a 4:10. I was really hoping for a posi. What options are out the make it a posi if I even can?? Thanks, Wes