LOWER PART STRUCTURE FOR VEHICLE

摘要

A lower part structure of a motorcycle is provided which enables air having flowed past a radiator to be guided to transversely outer sides more efficiently. In a motorcycle, a radiator is disposed forwardly of an engine and rearwardly of a front wheel, and an air guide port opening forward is provided forwardly of the radiator. A body frame and the radiator are covered with a cowling. The cowling includes side cowls covering lateral sides of the radiator, and an undercover covering a lower portion of the body frame rearwardly of the radiator. The undercover includes a V-shaped part, and air guide surfaces extending obliquely from the V-shaped part toward transversely outer rear sides.

主权项

1. A lower part structure for a vehicle which has a body frame provided between a front wheel and a rear wheel, an engine provided on the body frame, a radiator disposed forwardly of the engine and rearwardly of the front wheel, and a cowling including an air guide port opening at a position forward of the radiator and side cowls covering lateral sides of the radiator, the body frame and the radiator being covered by the cowling, the lower part structure comprising:
an undercover configured to cover a lower part of the body frame rearwardly of the radiator, said undercover comprising
a V-shaped part having an apex portion protruding forwardly, andair guide surfaces extending obliquely from said V-shaped part toward transversely outer rear sides, wherein said V-shaped part is configured to be disposed adjacent to a rear surface of the radiator, the rear surface of the radiator facing toward a rear side of the vehicle.