Differential Question

if you swapping out the complete third member/chunk/plg...the axle splines are all basically the same 30 splines ...the yoke on the 3rd member will dictated by the splines on the pinion gear....10 splines or 29 splines...

there is a conversion u joint to from the same 7260 yoke to the larger 7290 yoke or 7290 to 7260...it goes both ways..