Vehicle body structure of autonomous vehicle

A vehicle body structure of an autonomous vehicle that travels on wheels attached to a chassis, comprising:

• a first driver integrally configured of a drive portion for driving a first wheel, a drive shaft for driving the first wheel and a first shaft support that rotatably supports the drive shaft;
• a second driver integrally configured of an axle for supporting a second wheel and a second shaft support that rotatably supports the axle;
• a pair of side frames arranged on each side in a width direction of the chassis and each extended in a front-to-rear direction of the chassis to support the first driver and the second driver, wherein
• the first shaft support and the second shaft support each have an attachment part to be fixed to a flank of the side frame from an outside,
• the first driver can be integrally attached to, and detached from, the side frame, by access from the flank of the side frame, and,
• the second driver can be integrally attached to, and detached from, the side frame, by access from the flank of the side frame.