Yukon Gear YDAF9-389YGL-31 Differential 3rd Member 3.89 Assy for Ford 9" 31SPL

Yukon Dropout Assembly for Ford 9” Diff w/Grizzly Locker, 31 Spline, 3.89 Ratio Yukon dropout assemblies are built by expert Yukon technicians and come complete, properly shimmed and backlashed to spec. All you do is install the third member into your diff housing, bolt on the diff cover, add fluid, and roll. This unit features a nodular iron case which improves rigidity and power handling, reducing deflection for consistent gear contact and a long service life. This assembly is upgraded with a Yukon Grizzly Locker for maximum traction and performance. Fits Ford 9” differential Complete, fully assembled dropout 3.89 gear ratio 31 spline Upgraded with a Yukon Grizzly Locker