Thanks. I'll check those threads out. I thought there was some grinding to do to the housing of a non-locker to get the locker-diff to go in, but figured the non-locked diff would fit in the same hole, just with some extra clearance.
Trying to figure out what I should do with my 45 gears. I originally geared it for 37's and the calculation said 4.88s, so that's what its got. It's always seemed too low geared for the highway, but was okay off-road. I don't do much serious off-roading with it and probably won't, so I...