granny low 4 spd ques? - The 1947 - Present Chevrolet & GMC Truck Message Board Network

ozman3803 · 06-26-2009, 10:40 PM

anybody now the size of nut on the output shaft of a granny 4spd? = need to replace output seal, I think it's close to 1" 3/4

69GMCLonghorn · 06-26-2009, 11:32 PM

Is your tranny an SM465? or an NP435? If you don't know, see if the top case is aluminum or iron.
Aluminum = NP435
Iron = SM465

06-26-2009, 10:40 PM	#1
ozman3803 Registered User Join Date: Jun 2009 Location: Lincoln, NE Posts: 125	granny low 4 spd ques? anybody now the size of nut on the output shaft of a granny 4spd? = need to replace output seal, I think it's close to 1" 3/4 Last edited by ozman3803; 06-26-2009 at 10:43 PM.

06-26-2009, 11:32 PM	#2
69GMCLonghorn Registered User Join Date: Dec 2006 Location: Porter Ranch, CA Posts: 978	Re: granny low 4 spd ques? Is your tranny an SM465? or an NP435? If you don't know, see if the top case is aluminum or iron. Aluminum = NP435 Iron = SM465



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