U Bolts from a Dakota rear end working on an 8 3/4. Has anyone used this or heard of this.

U Bolts from a Dakota rear end working on an 8 3/4. Has anyone used this or heard of this.

I believe I saw this on Slant six.org a while back. Has anyone used the Dakota rear axle U bolts on an 8 3/4 rear end? They supposedly have the flat spots at the top of the u bolt
for proper alignment of the axle.