This Yukon Ford 9-inch differential dropout assembly is a complete, fully assembled third member with a 31‑spline gear set and a 3.70 ratio, ready to install into a Ford 9in housing. Yukon technicians assemble, shim, and backlash these units to spec; installation requires dropping the third member into the housing, bolting the cover, adding fluid, and returning the vehicle to service. Note: yoke not included.
Yukon Gear Ford 9in Differential Dropout Assembly 31 Spline 3.70 Ratio