I have an 01 1500 auto with a
2001-98 23 spline input, 32 spline rear slip, w/o speedo hole, manual shift, flat circular front output yoke. .840 exposed input. A/T NP231D.
I have a T-case from a 94 2500 auto and I have not dug out the shed to access the T-case yet but it could be one of two...