Wtb: 3.91 gears for 8 3/4 sure grip 489 case

i was a little vague in my last post so this is what i have. 489 case,new richmond 3:91 gears,new detroit locker. has MAYBE 150 miles on it. i may sell the whole rearend with solid axles drum to drum.

Thanks wracks but I just need the gears.