BATTERY MODULE AND BATTERY PACK AND VEHICLE INCLUDING SAME

Disclosed is a battery module, and a battery pack and a vehicle including the same. The battery module includes a plurality of cylindrical battery cells; a heatsink configured to contact the plurality of cylindrical battery cells to cool the plurality of cylindrical battery cells; and a cell cover configured to cover the plurality of cylindrical battery cells, wherein a first battery cell among the plurality of cylindrical battery cells contacts a first surface of the heatsink, and a second battery cell among the plurality of cylindrical battery cells contacts a second surface of the heatsink, which is opposite to the first surface.