Motorcycle including belt type continuously variable transmission having resin block belt

摘要

To provide a noise preventing means suitable for a motorcycle including a belt type continuously variable transmission using a resin block belt, an end of an intake duct 71 for inducting cooling air into a belt chamber inside a transmission casing 36 is connected to a front half part of the transmission casing 36 of a motorcycle 1. The intake duct 71 extends upward from the transmission casing 36, then curves rearward, and extends rearward passing over a seat pillar 6R. An air chamber 94 is connected to a rear end of the intake duct 71. The intake duct 71 has a curving part curving at a part around the seat pillar 6R.