The Currie RockJock high-pinion front and rear axle assemblies include the complete housings with 65-45-12 ductile iron housing centers, AR400 heat treated bottom skid plates, 3-inch DOM steel tubes, 5/16-inch heavy steel diff cover, and yokes (1350 in our case). On our frontend, all new heavy-duty Currie Jeep TJ suspension brackets are mounted. Also included are Currie performance forged alloy 35-spline axle shafts. The Ford F350 unit bearing/hub assembly has proven to be reliable and strong in Jeep applications. The front has Wilwood disc brakes while the rear has Currie's excellent Explorer disc brakes with integrated drum emergency brake.