OE/Part Number:2-3-5981X Fitment:1330 Series U-Joint 5-213X(OSR), U-Joint Cap Diameter: 1.062", U-Joint Width:3.625" Fitment: for Ford C-4 T5 T10 AOD,Top Loader and Tremec TR3550 Specification: Outside Yoke Dimension (L): 3.625' Bearing Cap Diameter (D): 1.062' Center Line to End of Spline (J): 5.906' Hub Diameter (R): 1.500' Spline Outside Diameter: 1.22' Number of Spline: 27 Based on 28 Spline IMPORTANT: The Slip Yoke Are Very Similar In Shape, Please Double Check Your Original Part Dimensions and OE Number Before Ordering. Thank You for Your Understanding.