8" Ford Trac-Lock Posi - Gear - Bearing Kit Package - 3.55 Ratio - 8 Inch NEW BRAND NEW Ford 8" Yukon Dura-Grip (Clutch) Posi Unit (28 Spline) BRAND NEW Ford 8" Ring & Pinion (3.55 Ratio) BRAND NEW Ford 8" Master Bearing/Installation Kit - Timken USA