1971-1991 Dana 44/GM 8.5 in Hardcore Locking Hub Set " Front & 19-Spl (YHC70007)These heavy duty lockouts feature all steel construction, including Chrome Moly internals, for the ultimate in durability & strength. The hubs will not disengage under high torque applications and defaults to the locked position under use. Engagement comes from just a 1 3 turn of the all steel, low profile bezel. The Yukon Hardcore locking hubs are not only great looking, but features a low profile design to minimize impact with obstacles, and a