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I recently rebuilt a Tera low 4:1 np231 kit, including machining new helical gears, rebuilding the planetary cage upgrading bushings to needle bearings, etc. The end product is essentially a brand new tera low kit minus the minimal wear items like the inner gear and input shaft. My question is...

Backstory: My grandparents are the original owners of my 2005 Jeep LJ. After finishing boot, I didn't have a car to drive and I took it off of my grandma's hands many years ago as she stopped driving. As the proud owner of my grandma's jeep, I wanted to build something that she would love...

NP231 with tera-low 4:1 kit dirty but otherwise in good working order. I don't need it as I already have a rubicrawler. 23 spline input, long shaft, will work with the auto trans. Would need to swap input shafts to use with the manual ax-15 trans. Ill let it go for $900 + shipping to a forum...