4R44E / 4R55E / 5R55E

Shift timing lives in the valve body, and worn bores put that timing out of range.4R44E shift kit. This restores the apply rates the shift schedule was written around.Separator plate...

Shift timing lives in the valve body, and worn bores put that timing out of range.4R44E (improved) shift kit. The assembly restores the circuits that route pressure to each pack.Pressure...