Patent ID: 8006987

Claim:
A trailing arm assembly for a suspension comprising: a plurality of cast components including at least a first cast component and a second cast component, said first cast component defining a first weld area and said second cast component defining a second weld area wherein said first and second cast components are separately weldable to an axle beam at said first and second weld areas, and wherein said first cast component includes a first axle wrap portion and said second cast component has a second axle wrap portion and includes an upper surface to face a frame member, a pair of vertical side walls extending downwardly from opposing edges of said upper surface, and an open bottom that defines an internal cavity, said second weld area being accessible via said internal cavity, and wherein said first and said second axle wrap portions are directly attached to each other to form an axle wrap that is to be welded directly to the axle beam at said first and said second weld areas.