GM Turbo 400 4L80E Transmission & Transfer Case Slip Yoke TH 400 (S-44) Uses inside snap rings/clips (measurement between clips is 2.625") Seal surface (slip diameter) is 1.8855" Center of u-joint to end of spline measurement is 7.500" U-joint cap diameter is 1.125" Spline size is 1.397" 31 based on 32 spline count (fits 32-spline units)