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chevytruckluver · 03-18-2012, 12:57 AM

IIRC 65-69 are 30 3/4
70-72 are 31 1/2
not sure of the spline count, I thought they were all 30

03-18-2012, 12:57 AM	#2
chevytruckluver Eat, Sleep, Drive a Chevy Join Date: Apr 2010 Location: the town of the cow, Texas Posts: 1,152	Re: axles IIRC 65-69 are 30 3/4 70-72 are 31 1/2 not sure of the spline count, I thought they were all 30 __________________ Trey Silence may be Golden, but Duct Tape is Silver! 72 Short Step 57 "big window" short step