| 摘要 |
PROBLEM TO BE SOLVED: To provide an exhaust gas sensor arrangement structure of a motorcycle in which exhaust gas sensors are protected even in the case where exhaust pipes are disposed eccentrically to the side of a vehicle.SOLUTION: An exhaust gas sensor arrangement structure of a motorcycle comprises: a vehicle body frame 2; an internal combustion engine 3 suspended on the vehicle frame between front and rear wheels 10 and 13; and exhaust pipes 51A-51D, 52L, 52R extending from the front side of a vehicle in the internal combustion engine to the rear side of the vehicle so as to pass through a lower side of the internal combustion engine. The vehicle body frame includes a pair of left and right bottom frame parts 25L and 25R passing through both sides of a lower part of the internal combustion engine and extending to the rear side of the vehicle body. In an upper half of the exhaust pipes 52L, 52R disposed between the internal combustion engine and the bottom frame parts in a front view of the vehicle, exhaust gas sensors 6L, 6R are disposed to be sandwiched between the internal combustion engine and the bottom frame parts in the front view of the vehicle. |
