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**kwmech** · 03-08-2017, 12:44 PM

10 spline rear output was most common in the 4wd. Later model trucks had the 32 spline rear output. So yeah, just about any 4wd up to '85 or 86 is what you'll be looking for

03-08-2017, 12:44 PM	#2
kwmech Senior Member Join Date: Mar 2003 Location: Colfax-California Posts: 8,389	Re: sm 465 10 spline rear output was most common in the 4wd. Later model trucks had the 32 spline rear output. So yeah, just about any 4wd up to '85 or 86 is what you'll be looking for