Patent ID: 7137675

Claim:
A hollow-shell road wheel for tracked-vehicles comprising: a peripheral rim member, said peripheral rim member including a first edge and a second edge; a flange member, said flange member including a mating surface and an exterior flange surface opposite said mating surface; a first cavity wall member, said first cavity wall member being attached to said peripheral rim member at said first edge; and a second cavity wall member, said second cavity wall member being attached to said peripheral rim member at said second edge; said first cavity wall member and said second cavity wall member being attached to said flange member; said first cavity wall member, said second cavity wall member, and said peripheral rim member defining a cavity; wherein said second cavity wall member and said flange member form a conical section, and wherein a wear ring is affixed to said first cavity wall member proximate to said first edge of said peripheral rim member, and wherein said first cavity wall member and said wear ring have a plurality of circumferentially located holes adapted to receive a plurality of fastening elements to secure said wear ring to said first cavity wall member such that said wear ring is removable and replaceable.