Stamped steel direct drum. Most used direct drums suffer from excessive input spline recession as well as insufficient clutch capacity. A must for any quality AOD build. Also fits AODE and 4R70W. Will hold 6,7 or 8 friction plates depending on thickness of clutches used.
This is a heat treated stub shaft made from 300M aircraft quality steel. A must for 500+ horse power applications. Fits stock 23 spline direct drum. Can be used in AODE and 4R70W transmissions. Please note splines may fit tighter than OEM shafts.