Vehicle rear body structure

A rear body structure of a vehicle having:

• a cabin;
• a pickup bed provided behind the cabin;
• a roof covering an upper section of the cabin;
• a pair of first pillars provided at both rear ends of the cabin;
• a pair of side panels provided at both sides of the pickup bed from front ends of the pickup bed to the rear ends thereof, comprising:
• a pair of first reinforcement members provided from both edges of the roof to a front section of the pickup bed so that a front section of each first member lies along one of the edges of the roof while a rear section of each first member lies along one of the first pillars;
• a pair of second reinforcement members provided on upper edges of the side panels, each second reinforcement member being jointed, at a front end, to one of the first reinforcement members, each second reinforcement member being segmented into a first crushable zone and a second zone, the first crushable zone being located behind the second zone and being more fragile than the second zone against a load to be applied from behind the vehicle;
• and
• a pair of third reinforcement members each provided from a lower edge of one of the side panels at the corresponding rear end of the pickup bed to a rear end of the second zone in the vicinity of a front end of the first crushable zone.