A vehicle (1) includes: an internal combustion engine (E) used for traveling and including a crank case (15) and a cylinder block (16) connected to the crank case (15); an air cleaner (2) that purifies intake air to be supplied to the internal combustion engine (E); and a breather tube (3) that is connected to the crank case (15) and the air cleaner (2) and supplies a gas in the crank case (15) toward the air cleaner (2). A connection portion (C1) between the breather tube (3) and the crank case (15) is located at a first side of a vehicle width direction middle of the cylinder block (16) in a vehicle width direction.