Patent ID: 8894083

Claim:
A shock absorber assembly comprising: a compression tube associated with a first mounting point; a piston including a piston rod wherein the piston is positioned within the compression tube and the piston rod is associated with a second mounting point, wherein the piston rod includes a first portion and a second portion and the second portion of the piston rod is configured to translate with respect to the first portion of the piston rod; a negative air spring volume defined at least by a first side of the piston, an interior surface of a first portion the compression rod, and an exterior surface of a portion of the piston rod; and a positive air spring volume including: a first chamber defined at least by a second side of the piston, and a second portion of the interior surface of the compression tube; and a second chamber located in the piston rod; wherein the positive air spring volume is fluidly isolated from the negative air spring over a majority of a translation range of the piston in the compression tube.