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**Wrenchbender Ret** · 02-07-2017, 12:42 PM

You probably have 4:56 gears in it now. 4:11 is the highest ratio you can get for that rear end. They are not available new & used ones are very rare. They only came in 67-72 3/4 ton trucks with v-8 & automatic. An o-drive automatic might be your best bet.

02-07-2017, 12:42 PM	#2
Wrenchbender Ret Registered User Join Date: Oct 2005 Location: Overland Park, Ks. Posts: 5,190	Re: 1954 Chevy 3600 3/4 Ton Ring & Pinion? You probably have 4:56 gears in it now. 4:11 is the highest ratio you can get for that rear end. They are not available new & used ones are very rare. They only came in 67-72 3/4 ton trucks with v-8 & automatic. An o-drive automatic might be your best bet.