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wilkin250r · 07-28-2017, 11:37 PM

Most likely, it's going to be an NP203 or NP205. You can look up the shapes on Google, but the easiest is by the shift pattern.

NP203 is full-time 4wd, so the shift pattern (from top to bottom) is LoLoc, Lo, N, Hi, HiLoc

Np205 is a part-time 4wd, the shift pattern is 4L-N-2H-4H

07-28-2017, 11:37 PM	#2
wilkin250r Registered User Join Date: Sep 2010 Location: Lake Tahoe, Nevada Posts: 755	Re: 79 k10 rear driveline Most likely, it's going to be an NP203 or NP205. You can look up the shapes on Google, but the easiest is by the shift pattern. NP203 is full-time 4wd, so the shift pattern (from top to bottom) is LoLoc, Lo, N, Hi, HiLoc Np205 is a part-time 4wd, the shift pattern is 4L-N-2H-4H __________________ I know a little about cars, but if you have a question about electricity or sport quads, I'm your man!!!