Patent ID: 6789638
Filing Date: 2004-09-14
Classification: B62K

Abstract:
An off-road motorcycle comprising a frame, a front suspension assembly rotatably supported by the frame and rotatably supporting a front wheel, a rear swingarm assembly pivotably supported by the frame and rotatably supporting a rear wheel, an internal combustion engine supported by the frame and being drivingly coupled to the rear wheel, the swingarm assembly comprising a first arm extending along a side of the rear wheel a second arm extending along another side of the rear wheel, the first arm and the second arm being joined by a connecting portion, the connecting portion being positioned forward of the rear wheel, the first arm having an intermediate portion defining a first width in a direction substantially normal to the central plane, the first width being rearward of the connecting portion, the first arm also having a forward end defining a second width and a rearward end defining a third width of the arm, the first width being greater than both of the second width and the third width.