Patent ID: 8783795

Claim:
A track assembly comprising: a) a continuous track having drive lugs projecting from an interior surface and terrain engaging ground lugs projecting from an exterior surface; b) a sprocket comprising a hub piece including means for attaching to a vehicle and a cylindrical band mounted to circumscribe said hub piece, wherein said band includes a plurality of edge surfaces aligned to contact each of said drive lugs, and wherein said edge surfaces engage said drive lugs to rotate said track; c) a plurality of idler wheels mounted to first and second axles; d) a first roller mounted to one of said first and second axles to contact and support said sprocket and rotate about the one of said first and second axles; and e) first and second stabilizer arms respectively mounted adjacent laterally opposed longitudinal edges of said track and coupled to opposite ends of said first and second axles, wherein said sprocket is supported between said first and second stabilizer arms from said first roller and said track is trained around and in contact with said sprocket and idler wheels to rotate in endless fashion.