GM Turbo 400 Transmission Slip Yoke (fits Muncie 4L80E Super T-10, uses 1310 u-joint) Universal joint cap diameter is 1.062" Uses outside snap rings (u-joint width is 3.218") Center of u-joint to end of slip measurement is 5.500" Slip hub (seal surface) diameter is 1.8855" 31 based on 32 spline (fits 32-spline units, spline size is 1.397")