George, if I remember correctly, this is where I got the tranny rebuild kits for both the 2WD and 4WD vehicles:

https://www.drivetrain.com/parts-cat...d-overhaul-kit

I originally found them on EBay. Good kits with good bearings. I didn't buy the more expensive kits with synchronizers, etc. Didn't need them and have no regrets about that.