To provide a motor scooter type vehicle capable of enhancing the cooling performance of a radiator.

The motor scooter type vehicle has a lower cover 58 forming a louver 58b, the radiator 56 at least whose part is arranged in the rear of the louver 58b and in front of left/right pipes 1i in a side view, a radiator guard 59 arranged in the rear of the radiator 56, a supply hose for supplying cooling water to an engine from the radiator 56 and a return hose for returning the cooling water to the radiator 56 from the engine. An upper end 59b of the radiator guard 59 is positioned above an upper end of the radiator 56. At the side of the radiator guard 59, the supply hose and the return hose are vertically overlapped.

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