A recreational off-highway vehicle includes side-by-side passenger and driver seats held within a chassis. The seats sit low in the chassis and are covered by a roll cage. Grab handles are positioned on the sides of the passenger seat. Select large round tubing protects the vehicle, while rectangular tubing frames the portions of the vehicle beneath body panels. The vehicle is powered by an engine rearward of the seats that is connected to a transaxle. A radiator is positioned above the engine. A cover with an access panel is situated between the engine and the passenger seats. The vehicle is suited for rough terrain travel.

A recreational off-highway vehicle includes side-by-side passenger and driver seats held within a chassis. The seats sit low in the chassis and are covered by a roll cage. Grab handles are positioned on the sides of the passenger seat. Select large round tubing protects the vehicle, while rectangular tubing frames the portions of the vehicle beneath body panels. The vehicle is powered by an engine rearward of the seats that is connected to a transaxle. A radiator is positioned above the engine. A cover with an access panel is situated between the engine and the passenger seats. The vehicle is suited for rough terrain travel.

An embodiment battery cooling system for a vehicle includes a battery pack and a plurality of battery cells disposed in the battery pack, wherein the battery pack includes a first air inlet and a second air inlet disposed in both ends in a width direction, respectively, and a first air outlet and a second air outlet disposed inside in the width direction, respectively.

A pickup truck-type plug-in hybrid electric vehicle includes, from the front, an engine compartment section including an engine compartment in which an engine is arranged longitudinally, a cabin section provided with a passenger compartment, and a cargo section that includes a truck bed that opens upward. Left and right side members of a frame, a propeller shaft, and an exhaust pipe extend in a vehicle longitudinal direction through a region in the cabin section that is below the passenger compartment. The battery is disposed in a region of at least one of the cabin section and the cargo section, and the region is above the side members, the propeller shaft, and the exhaust pipe. The high-voltage electrical unit is disposed in a region in the cabin section that is below a rear-row seat and beneath a floor of the passenger compartment.