Patent ID: 7934734

Claim:
A suspension air spring lift kit, comprising: a trailing arm having an end portion that is pivotally connected to a hanger bracket; a lower bracket attached to said trailing arm; an upper bracket attached to a frame member; and an air spring bag disposed between said lower bracket and said upper bracket; wherein, when said air spring bag is expanded, said trailing arm is placed in a raised position; wherein said upper bracket and said lower bracket are at least partially disposed and move within one another, the top of said air spring bag is attached to the top of said lower bracket, the bottom of said air spring bag is attached to the bottom of said upper bracket, so that, when said air spring bag is inflated, the top of said lower bracket and the bottom of said upper bracket separate relative to one another, and, conversely, when said air spring bag is deflated, the top of said lower bracket moves toward the bottom of said upper bracket.