1978 K20 Transfer case and axle id??? - The 1947 - Present Chevrolet & GMC Truck Message Board Network

65stepside · 01-28-2013, 09:49 PM

I just traded my neighbor for a 78 GMC 3/4 ton. How/where do i look for the way to identify these??? There's probably a thread out there already, but if someone could shoot me in the right direction I'd appreciate it!

Redcap · 01-28-2013, 10:25 PM

Axles

As for your transfer case...pics are easiest.

andrewmp6 · 01-29-2013, 03:08 AM

Axles http://coloradok5.com/axleguide.shtml on the t case look for a round metal tag it should say like np203 or np205 just get the np number off it.

01-28-2013, 09:49 PM	#1
65stepside Registered User Join Date: Oct 2004 Location: Boise, ID Posts: 113	1978 K20 Transfer case and axle id??? I just traded my neighbor for a 78 GMC 3/4 ton. How/where do i look for the way to identify these??? There's probably a thread out there already, but if someone could shoot me in the right direction I'd appreciate it! __________________ 1930 Olds 5 Window Coupe 1960 Chevy 1/2 Short Stepside on 1965 Frame 350/350 1960 Chevy 1/2 3'' Chop Short Stepside "FOR SALE!!!" 1966 Toronado 1971 Cutlass 1972 442 1978 Chevy 1/2 Long Fleetside 2001 Dodge 2500

01-28-2013, 10:25 PM	#2
Redcap Registered User Join Date: May 2010 Location: Lewis County, WA Posts: 1,523	Re: 1978 K20 Transfer case and axle id??? Axles As for your transfer case...pics are easiest. __________________ '77 K35 - 454, SM465/NP205, 4.56 D60/14bFF

01-29-2013, 03:08 AM	#3
andrewmp6 Registered User Join Date: Jan 2009 Location: Louisville,Ky Posts: 5,811	Re: 1978 K20 Transfer case and axle id??? Axles http://coloradok5.com/axleguide.shtml on the t case look for a round metal tag it should say like np203 or np205 just get the np number off it.

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