Chrysler 46RH/RE, 47RH/RE, 48RE OE Forward (rear) clutch retainers are made of cast material and commonly fail due to cracks and wear – especially in applications with increased power and or towing loads. Made from high-strength 4140 steel, Sonnax clutch retainer (#22554-HD) is a direct replacement for OE part number 52854149AA used in listed applications, and can also be used to service older applications.