If you've kept tabs on our '04 4Runner build, you know we've been using an automatic locker in our Currie 9-inch rearend. The automatic locker has done everything we've asked: It's been self-contained ...

We were in the process of building a 40-spline, full-floating Dana 60 for our King of the Hammers Jeep when we found out that ARB had a new 40-spline Dana 60 ARB Air Locker. We had to have one if we ...