Exhaust muffler layout structure in motorcycle

摘要

In a motorcycle, to firmly support an exhaust muffler (17) onto a power unit (P) while dispersing the weight of the power unit and the exhaust muffler (17) to both the left and right sides of a rear wheel (6r). In the motorcycle in which both end portions of a horizontal pivot shaft (24) for turnably supporting a hanger arm (26) formed on a casing (10) of the power unit (P) are connected to a vehicle body frame (1), the exhaust muffler (17) disposed on the side opposite to an engine (E) with the rear wheel (6r) therebetween is connected to an exhaust pipe (16) extended from the engine (E) and bypassing the rear wheel (6r), and the exhaust muffler (17) is supported on an end portion of the hanger arm (26) on the side of the exhaust muffler (17) through a muffler stay (30).