Patent ID: 8448768

Claim:
A housing for a multi-stage clutch assembly comprising a first stage support portion configured to support a plurality of first reaction plates and including a plurality of first stage splines, and a second stage support portion configured to receive a plurality of second reaction plates and including a plurality of second stage splines, wherein the second stage splines are arranged in groups, each of the groups spaced apart from one another by a first distance to form a first set of channels and each of the second stage splines within each group spaced apart from one another by a second distance to form a second set of channels, each of the second reaction plates includes a first set of tangs and a second set of tangs, and the first set of tangs are received in the second set of channels and the second set of tangs are received in the first set of channels when each of the second reaction plates is received in the second stage support portion.