Vehicle body structure

A vehicle body structure, comprising:

• a pair of side sills extending in a fore and aft direction on either side of a vehicle;
• a pair of front side frames extending in the fore and aft direction along either side of a front part of the vehicle, and connected to front ends of the side sills at rear ends thereof, respectively;
• a pair of rear side frames extending in the fore and aft direction along either side of a rear part of the vehicle, and connected to rear ends of the side sills at front ends thereof, respectively;
• a front subframe attached to the front side frames;
• a rear subframe attached to the rear side frames;
• and
• a battery positioned in a region surrounded by the side sills, the front subframe and the rear subframe in plan view,
• wherein one of the front subframe and the rear subframe supports a drive unit, while another of the front subframe and the rear subframe does not support the drive unit, and is attached to the front side frames or the rear side frames, as the case may be, so as to be detachable under a crash load.