98 XJ Steering gear box input shaft size and spline count

I'm in the middle of converting to full hydro steering. Im trying to figure out what size adapter I need to go from my orbital valve to the swivel joint at the end of the factory steering column.

https://www.northridge4x4.com/part/...-75in-column-steering-control-13-16-36-spline

Does anyone know what the factory 1998 xj box input shaft size and spline count?

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3/4" 30 spline per

https://www.summitracing.com/parts/brg-000893/year/1994/make/jeep/model/cherokee