tera 50..brand new unpainted virgin tubes, set up by tera flex for my 1997 xj. 3" dia with 1/2" wall, chevy inner knuckles. Cut to be 61" flange to flange when done with ford 1/2 ton outers. Comes with brand new detroit locker still in box,brand new tera 5.13's, brand new dana spicer spindles...