Blackwater
Engineering Geinus
6 MPG. I'm running a 1999 GMC 3500 cclb with a 7.4, nv4500, and 4.10 rear end single axle. Oh, and, I don't have 3rd gear.
Do like I did and add a gearvendors.
https://www.gearvendors.com/cg2wdt.html
What happened to 3rd? I have heard of all the gears going out except 4th.