Patent ID: 8657315

Claim:
A suspension for supporting a longitudinally extending vehicle frame rail above an axle, comprising: a first frame attachment portion adapted for connection to a vehicle frame rail; a first spring module attached to the first frame attachment portion; said first spring module having an opening defined by a top wall, a bottom wall, and first and second side walls of said first spring module; a first spring mount positioned within the opening of the first spring module; a first shear spring positioned between a first side wall of the first spring mount and said first side wall of the opening of the first spring module; a second shear spring positioned between a second side wall of the first spring mount and said second side wall of the opening of the first spring module; said first spring mount comprising an inboard part and an outboard part separate from the inboard part, a first through-hole positioned in at least one of the inboard or outboard parts of the first spring mount adapted to allow passage of a first connecting rod therethrough, wherein the first connecting rod connects the inboard part of the first spring mount together with the outboard part of the first spring mount, and wherein the first shear spring is compressed between the first side wall of the first spring mount and the first side wall of the opening of the first spring module, and wherein the second shear spring is compressed between the second side wall of the first spring mount and the second side wall of the opening of the first spring module.