both auto and manual roc tracs are 23 spline short input the difference(according to another jeep forum) is the yoke/balancer on the manual are bigger thats what i had lloyd order. gotta get them mall-tero Sr Rubicon badges now lloyd <img src="/forums/images/graemlins/cyclops.gif" alt="" />

89 2 dr turbo diesel
89/88 "Backwoods sas"